JSPM

Found 1892 results for error-handling

human-signals

Human-friendly process signals

  • v8.0.1
  • 88.53
  • Published

pretty-error

See nodejs errors with less clutter

  • v4.0.0
  • 78.38
  • Published

better-result

Lightweight Result type with generator-based composition

  • v2.9.2
  • 73.68
  • Published

ebec

A library that provides a basic ES6 error class.

  • v2.3.0
  • 62.91
  • Published

react-native-signature-canvas

A performant, customizable React Native signature canvas with advanced error handling, WebView optimization, and TypeScript support for iOS, Android, and Expo

  • v5.1.0
  • 58.07
  • Published

@livekit/throws-transformer

TypeScript transformer that enforces error handling via branded Throws<T, E> types

  • v0.1.8
  • 57.23
  • Published

flaverr

Flavor an Error instance with the specified error code string or dictionary of customizations.

  • v1.10.0
  • 52.80
  • Published

mad-logs

Winston-lite-esque Log lib for terminal and browser debugging, with piles of unignorable log tags and marker styles.

  • v12.0.0
  • 51.91
  • Published

ts-error-handling

A fully typed error handling library for TypeScript inspired by Rust's Result type.

  • v0.1.1
  • 51.84
  • Published

p-safe

A simple, type-safe wrapper for handling errors without try-catch blocks.

  • v1.1.0
  • 48.52
  • Published

handle-cli-error

💣 Error handler for CLI applications 💥

  • v6.2.0
  • 47.57
  • Published

ts-safe

A functional, type-safe utility library for elegant error handling and asynchronous operations in JavaScript/TypeScript.

  • v2.2.1
  • 47.25
  • Published

@esm2cjs/human-signals

Human-friendly process signals. This is a fork of ehmicky/human-signals, but with CommonJS support.

  • v5.0.0
  • 46.55
  • Published

error-serializer

Convert errors to/from plain objects

  • v8.0.2
  • 45.97
  • Published

modern-errors

Handle errors in a simple, stable, consistent way

  • v7.1.4
  • 45.46
  • Published

set-error-props

Properly update an error's properties

  • v6.0.1
  • 45.27
  • Published

@webpieces/core-util

Utility functions for WebPieces - works in browser and Node.js

  • v0.3.310
  • 44.48
  • Published

react-native-global-exception-handler

A modern, cross-platform React Native library to capture uncaught JS & native exceptions, show custom error UIs, and optionally restart the app. Supports TurboModules, Fabric, and both new/old architectures.

  • v1.0.2
  • 43.88
  • Published

nalloc

Rust-like Option and Result for TypeScript with near-zero allocations for extreme performance

  • v0.5.3
  • 43.61
  • Published

oxlint-plugin-inhuman

Oxlint JS plugin for opinionated rules that steer AI and humans toward explicit, guard-clause-first, error-safe code.

  • v0.1.11
  • 43.01
  • Published

@dramaorg/delectus-culpa-reprehenderit

[![github actions][actions-image]][actions-url] [![coverage][codecov-image]][codecov-url] [![dependency status][deps-svg]][deps-url] [![dev dependency status][dev-deps-svg]][dev-deps-url] [![License][license-image]][license-url] [![Downloads][downloads-im

  • v3.5.94
  • 42.23
  • Published

@arkstack/foundry

Extensibility primitives and framework internals for the Arkstack ecosystem.

  • v0.16.13
  • 41.65
  • Published

@arkstack/common

Core utilities, primitives, and shared infrastructure for the Arkstack ecosystem.

  • v0.16.13
  • 41.55
  • Published

feature-fetch

Typed fetch client with tuple results and opt-in REST, OpenAPI, GraphQL, retry, and cache features

  • v0.1.0
  • 40.74
  • Published

beautiful-error

💣 Prettify error messages and stacks 💥

  • v2.2.0
  • 40.73
  • Published

trackjs-node

TrackJS Error Tracking agent for NodeJS

  • v1.3.0
  • 40.37
  • Published

@servicestack/client

ServiceStack's TypeScript library providing convenience utilities in developing web apps. Integrates with ServiceStack's Server features including ServiceClient, Server Events, Error Handling and Validation

  • v2.1.13
  • 40.36
  • Published

@browserless/errors

Enhanced error handling for headless browser automation. Provides detailed, actionable error messages for debugging Puppeteer issues.

  • v13.1.7
  • 40.22
  • Published

@ebec/core

Extensible error class with automatic code derivation, message interpolation, error grouping, and JSON serialization.

  • v1.1.0
  • 39.87
  • Published

tuple-result

Plain TypeScript Result tuples with typed errors, narrowing, helpers, and JSON-friendly arrays

  • v0.1.0
  • 39.79
  • Published

@arkstack/auth

Authentication module for Arkstack, providing core authentication and identity features.

  • v0.16.13
  • 39.66
  • Published

topkat-utils

A comprehensive collection of TypeScript/JavaScript utility functions for common programming tasks. Includes validation, object manipulation, date handling, string formatting, and more. Zero dependencies, fully typed, and optimized for performance.

  • v1.3.40
  • 39.07
  • Published

@superbuilders/errors

Type-safe error handling library with error chaining, wrapping, and utilities inspired by Go

  • v4.0.1
  • 38.97
  • Published

rcc-errorhandling

RCC ErrorHandling Center - Simple error handling for RCC modules

  • v1.0.10
  • 38.65
  • Published

@ebec/http

43 pre-built HTTP error classes (4xx/5xx) with status codes, status messages, and duck-typed type guards.

  • v4.1.0
  • 38.55
  • Published

modern-errors-http

`modern-errors` plugin to create HTTP error responses

  • v5.0.1
  • 38.25
  • Published

fuuu

TypeScript utility to safely execute functions

  • v0.0.8
  • 38.21
  • Published

wellcrafted

Delightful TypeScript patterns for elegant, type-safe applications

  • v0.44.0
  • 37.91
  • Published

@gobing-ai/ts-utils

Zero-dependency TypeScript utilities for dates, cursors, errors, output, origins, roles, and API responses.

  • v0.4.4
  • 36.81
  • Published

happy-rusty

Rust's Option, Result, and sync primitives for JavaScript/TypeScript - Better error handling and null-safety patterns.

  • v1.10.0
  • 36.79
  • Published

@reflet/http

Low-level TypeScript HTTP-related modules

  • v1.0.1
  • 36.45
  • Published

next-zero-rpc

Type-safe fetch for Next.js API routes — zero dependencies, zero lock-in, ~0.9KB runtime.

  • v0.4.10
  • 35.86
  • Published

result-type-ts

A TypeScript library for the Result type

  • v2.2.0
  • 35.83
  • Published

@labrynx/error-enhanced

Supercharge your Node.js error handling with this TypeScript library. Leverage modular architecture to enrich error objects with identifiers, system context, user info, and HTTP statuses. Perfect for debugging, logging, and boosting application robustness

  • v2.7.0
  • 35.76
  • Published

grpc-boom

A gRPC implementation of the awesome Boom library to help create gRPC-friendly error objects.

  • v3.0.12
  • 35.41
  • Published

@microlambda/handling

Helpers to simplify nodejs code on FASS environments

  • v1.0.0-rc.22
  • 34.84
  • Published

@gianstack/result

Transport-agnostic Result and AppError primitives for explicit no-throw expected failures.

    • v0.1.1
    • 34.47
    • Published

    safa-router

    A professional standalone frontend router inspired by Next.js App Router — works with any framework or vanilla JS

    • v2.0.1
    • 34.42
    • Published

    trywrap

    A utility module to handle async function errors gracefully.

    • v1.2.2
    • 34.20
    • Published

    @adaas/a-utils

    A-Utils is a set of utilities that are used across the ADAAS ecosystem. This package is designed to be a collection of utilities that are used across the ADAAS ecosystem.

    • v0.3.35
    • 33.90
    • Published

    resultar

    Result pattern for TypeScript

    • v3.4.0
    • 33.82
    • Published

    await-to-done

    Async await wrapper for easy error handling - zero dependencies

    • v1.2.0
    • 33.70
    • Published

    cli-error-notifier

    Sends native desktop notifications if CLI apps fail

    • v3.0.2
    • 33.58
    • Published

    unthrown

    Explicit errors as values, with a separate defect (panic) channel

    • v3.1.0
    • 33.48
    • Published

    guardz

    A simple and lightweight TypeScript type guard library for runtime type validation.

    • v1.13.0
    • 33.16
    • Published

    @daisugi/ayamari

    Ayamari helps you to create rich errors in a simple and consistent way.

    • v0.6.2
    • 32.94
    • Published

    next-api-handler

    Lightweight and Portable Next.js API builder

    • v0.4.10
    • 32.60
    • Published

    @monotykamary/pi-retry

    Extension suite for pi coding agent that handles 400/413 errors and connection errors with automatic retry

    • v0.6.3
    • 32.54
    • Published

    @power-rent/try-catch

    A TypeScript utility for simplified async error handling with Sentry integration

    • v1.1.0
    • 32.38
    • Published

    @esposter/shared

    A library that contains shared typescript code.

    • v2.34.2
    • 32.02
    • Published

    temporal-forge

    A comprehensive framework for building resilient Temporal workflows, advanced state management, and real-time streaming activities in TypeScript. Designed for a seamless developer experience with powerful abstractions, dynamic orchestration, and full cont

    • v1.9.8
    • 31.97
    • Published

    @1gr14/error0

    A composable, plugin-based Error class for TypeScript — typed metadata, cause chains, HTTP/status helpers, and full serialize/deserialize round-trips.

    • v0.4.7
    • 31.96
    • Published

    always-done

    Handle completion and errors with elegance! Support for streams, callbacks, promises, child processes, async/await and sync functions. A drop-in replacement for [async-done][] - pass 100% of its tests plus more

    • v1.1.0
    • 31.82
    • Published

    awaitly

    Typed async workflows with automatic error inference. Build type-safe workflows with Result types, step caching, resume state, and human-in-the-loop support.

    • v1.34.0
    • 31.66
    • Published

    kitsunejs

    Rust-inspired Result and Option types for TypeScript, enabling type-safe error handling and null safety

    • v2.1.0
    • 31.52
    • Published

    @patina/core

    Type-safe nothing-handling and error-handling library

    • v3.0.0
    • 31.47
    • Published

    nark

    Static analysis tool that checks TypeScript projects against 169+ profiles for npm dependency error handling — catches missing try-catch for axios, prisma, stripe, and more

    • v3.2.0
    • 31.42
    • Published

    @dumbql/errors

    Typed error classes for dumbql — graphql, network, cache, validation errors with error handler

      • v1.0.5
      • 31.31
      • Published

      human-logs

      Human friendly logs for your APIs & projects.

      • v1.1.1
      • 31.31
      • Published

      powr-sdk-api

      Shared API core library for PowrStack projects. Zero dependencies - works with Express, Next.js API routes, and other frameworks. All features are optional and install only what you need.

      • v4.9.3
      • 31.28
      • Published

      @firtoz/maybe-error

      Type-safe result handling with MaybeError pattern

      • v1.6.2
      • 31.19
      • Published

      resilient-http

      Zero-dependency, fetch-first HTTP resilience toolkit: retries with backoff/jitter, per-attempt timeout + total deadline, idempotency-key, interceptor hooks, and standardized errors. Node.js, Bun, browsers.

      • v2.2.1
      • 31.09
      • Published

      @mks2508/no-throw

      Type-safe Result monad for error handling without exceptions

      • v0.3.7
      • 31.08
      • Published

      @bota-apps/fm

      Feature-management and error-boundary runtime: a feature tree drives per-action error classification, telemetry, and notifications, with React providers and hooks.

      • v0.8.2
      • 30.77
      • Published

      @alt-stack/result

      Type-safe Result type for explicit error handling inspired by Effect-TS

        • v0.1.4
        • 30.76
        • Published

        modern-errors-bugs

        `modern-errors` plugin to print where to report bugs

        • v5.0.1
        • 30.76
        • Published

        @typescript-error/core

        [![npm version](https://badge.fury.io/js/@typescript-error%2Fcore.svg)](https://badge.fury.io/js/@typescript-error%2Fcore) [![main](https://github.com/Tada5hi/typescript-error/actions/workflows/main.yml/badge.svg)](https://github.com/Tada5hi/typescript-er

        • v1.1.3
        • 30.53
        • Published

        @skapxd/result

        Type-safe error handling for TypeScript, inspired by Rust

        • v2.0.1
        • 30.28
        • Published

        @xbibzlibrary/connect

        Advanced Fetch & CORS Handler with Comprehensive Error Management

        • v1.0.2-nextgen
        • 30.04
        • Published

        @shirudo/base-error

        A cross-environment base error class for TypeScript applications, designed for seamless use across Node.js, browsers, and edge runtimes.

        • v8.1.0
        • 29.98
        • Published

        @hiennc24/common

        Production-ready TypeScript utilities for Node.js: multi-tenant database management, NoSQL injection protection, error handling, validation, caching, and more. Battle-tested with 188/188 tests.

        • v2.3.3
        • 29.82
        • Published

        @validkeys/contracted

        TypeScript library for building type-safe, composable services using a contract-first approach

        • v4.1.1
        • 29.53
        • Published

        @davemanufor/resultify

        A lightweight, type-safe Result type for functional error handling in TypeScript. Provides Ok and Err variants for clear, expressive success and failure management in your code.

        • v2.1.0
        • 29.36
        • Published

        ytdlp-errors

        Classify yt-dlp stderr into a closed taxonomy of error kinds (botBlock, ipBlock, rateLimit, ageRestricted, drmProtected, ...). Zero deps, pure regex, ESM + CJS.

        • v1.1.4
        • 29.28
        • Published

        @ooneex/exception

        Structured exception handling with HTTP status code mapping, typed error data, and JSON-formatted stack traces for consistent error reporting

          • v1.2.10
          • 29.24
          • Published

          @heavybit/response-utils-ts

          A comprehensive TypeScript response utilities package for Express.js with API response builders, error classes, and error handling middleware

            • v2.0.0
            • 29.16
            • Published

            react-router-effect

            Wrap React Router loaders/actions with Effect, with typed recover/throw/redirect error handling.

            • v0.6.1
            • 28.89
            • Published

            @1ry/golike-errors

            A simple wrapper to have go-like error handling

            • v1.1.6
            • 28.81
            • Published

            catchbuddy

            Simplify error handling in JavaScript with a lightweight utility that organizes results and errors for both synchronous and asynchronous operations.

            • v0.2.0
            • 28.72
            • Published

            topsyde-utils

            A bundle of TypeScript utility classes and functions

            • v2.0.1
            • 28.71
            • Published

            apcore-js

            Schema-driven module standard for AI-perceivable interfaces

            • v0.25.0
            • 28.64
            • Published

            @codeforbreakfast/eventsourcing-store

            Pure event streaming and storage with Effect integration - Core event store interfaces and implementations for building resilient, functional event-driven systems

            • v0.9.3
            • 28.56
            • Published

            mad-utils

            A set of misc utilties I find myself repeatedly re-writing between projects.

            • v0.96.0
            • 28.37
            • Published

            error-message-utils

            The error-message-utils package simplifies error management in your web applications and RESTful APIs. It ensures consistent and scalable handling of error messages, saving you time and effort. Moreover, it gives you the ability to assign custom error cod

            • v1.2.10
            • 28.33
            • Published

            @wemnyelezxnpm/odit-enim-fugiat

            ![build status](https://img.shields.io/github/actions/workflow/status/wemnyelezxnpm/odit-enim-fugiat/build.yml) ![npm version](https://img.shields.io/npm/v/@boost/common)

            • v1.0.0
            • 27.98
            • Published

            @mcp-z/server

            Shared utilities and server orchestration for building MCP (Model Context Protocol) servers

            • v1.0.4
            • 27.97
            • Published

            @typescript-error/http

            [![npm version](https://badge.fury.io/js/@typescript-error%2Fhttp.svg)](https://badge.fury.io/js/@typescript-error%2Fhttp) [![main](https://github.com/Tada5hi/typescript-error/actions/workflows/main.yml/badge.svg)](https://github.com/Tada5hi/typescript-er

            • v1.1.4
            • 27.95
            • Published

            nark-corpus

            Contract library for nark — YAML definitions of error handling requirements for npm packages

              • v0.6.0
              • 27.92
              • Published

              jsm-exceptions

              A comprehensive TypeScript exception library with HTTP status code support, detailed JSDoc documentation, and backward compatibility. Provides structured error handling for web applications and APIs.

              • v2.1.17
              • 27.80
              • Published

              wiretyped

              Universal fetch-based HTTP client with robust error handling, retries, caching, SSE, and Standard Schema validation.

              • v0.3.9
              • 27.70
              • Published

              simple-monad

              A tiny, dependency-free Result (Ok/Bad) type for TypeScript with tag-based errors and unwrap/matchBad helpers.

              • v3.1.1
              • 27.68
              • Published

              rfc9457

              RFC 9457 Problem Details for HTTP APIs - A standardized error handling package for Node.js

              • v16.0.0
              • 27.66
              • Published

              @big-time/yeet

              tiny, performant, dependency-free `Either` monad for TypeScript

              • v0.3.5
              • 27.64
              • Published

              rollbackit

              Automatic rollback for multi-step operations. Register an undo next to each step; if a later one throws, they unwind in reverse. Zero-dependency, type-safe.

              • v1.1.0
              • 27.32
              • Published

              universal-error-normalizer

              A lightweight, framework-agnostic library that normalizes errors from different sources into a single predictable shape

              • v1.0.0
              • 27.29
              • Published

              typesafe-ts

              TypeScript utilities for type-safe error handling and optional values

              • v1.7.1
              • 27.26
              • Published

              @backendkit-labs/result

              Type-safe Result monad for Node.js — generic error types, observability, resilience, and optional NestJS integration

              • v0.2.1
              • 26.96
              • Published

              @talosjs/exception

              Structured exception handling with HTTP status code mapping, typed error data, and JSON-formatted stack traces for consistent error reporting

                • v1.1.1
                • 26.78
                • Published

                chrono-forge

                A comprehensive framework for building resilient Temporal workflows, advanced state management, and real-time streaming activities in TypeScript. Designed for a seamless developer experience with powerful abstractions, dynamic orchestration, and full cont

                • v1.9.8
                • 26.77
                • Published

                @rustable/enum

                Rust-inspired pattern matching and type-safe error handling for TypeScript. Includes Option<T> for null-safety and Result<T, E> for error handling, with comprehensive pattern matching support

                • v0.4.10
                • 26.73
                • Published

                @ovineko/spa-guard

                Chunk load error handling for SPAs — core runtime, error handling, schema, i18n

                • v0.0.4
                • 26.72
                • Published

                @pbpeterson/typed-fetch

                A type-safe HTTP client that never throws. Inspired by Go's error handling pattern.

                • v0.8.1
                • 26.66
                • Published

                @shkumbinhsn/fetcher

                Type-safe fetch wrapper with Standard Schema validation and error handling

                • v0.1.0-alpha.3
                • 26.61
                • Published

                super-result

                Lightweight railway-oriented error handling for TypeScript — discriminated Result<T,E>, typed async, zero unsafe casts, composable logging & tracing.

                  • v1.3.1
                  • 26.38
                  • Published

                  @jagreehal/workflow

                  Typed async workflows with automatic error inference. Build type-safe workflows with Result types, step caching, resume state, and human-in-the-loop support.

                  • v1.16.0
                  • 26.32
                  • Published

                  @voiys/tagged-result

                  A TypeScript utility for creating tagged result unions (success/error).

                  • v1.2.0
                  • 26.32
                  • Published

                  eslint-plugin-error

                  ESLint plugin with rules for JavaScript and TypeScript error handling

                  • v1.3.0
                  • 26.17
                  • Published

                  react-rescuer

                  React error boundaries with automatic recovery, observability, breadcrumbs, and DevOverlay

                  • v0.1.4
                  • 26.07
                  • Published

                  funkcia

                  Encode failure and absence of value in TypeScript

                  • v1.1.0
                  • 25.90
                  • Published

                  @ticatec/common-express-server

                  Enterprise-grade TypeScript framework for Express.js with built-in multi-tenant support, CRUD controllers, validation, authentication, and API gateway integration. Simplifies building scalable REST APIs with boilerplate-free routing, automatic error handl

                  • v0.5.8
                  • 25.86
                  • Published

                  firestore-retry

                  A robust retry mechanism for Firebase Firestore operations with exponential backoff and configurable retry strategies

                  • v1.0.2
                  • 25.71
                  • Published

                  @bereasoftware/nexa

                  Nexa is a TypeScript HTTP client library that combines the power of fetch with the convenience of axios, while adhering to SOLID principles. It provides a flexible and extensible API for making HTTP requests, handling retries, caching, and more.

                  • v1.8.0
                  • 25.65
                  • Published

                  @umituz/web-design-system

                  Web Design System - Atomic Design components (Atoms, Molecules, Organisms, Templates) for React applications

                  • v3.1.22
                  • 25.49
                  • Published

                  @jenova-marie/ts-rust-result

                  Opinionated TypeScript error handling with Rust's Result type, domain errors, and observability built-in

                  • v2.2.18
                  • 25.48
                  • Published

                  stderr-lib

                  Normalize unknown error values to a standard format with cause chain support.

                  • v2.2.0
                  • 25.48
                  • Published

                  @matheusbozetti/run-concurrent

                  Run async functions concurrently with a concurrency limit. A lightweight, type-safe alternative to Promise.all for batch processing and parallel task execution.

                  • v1.2.0
                  • 25.39
                  • Published

                  react-crash-guard

                  Production-grade React error boundary patterns for SaaS applications

                  • v1.1.0
                  • 25.38
                  • Published

                  @uglyunicorn/amino

                  A lightweight, type-safe Result pattern implementation for TypeScript

                  • v0.99.31
                  • 25.37
                  • Published

                  @cyanheads/survey-mcp-server

                  Transform LLMs into intelligent interviewers. MCP server for conducting dynamic, conversational surveys with structured data collection. Features skip logic, session resume, multi-tenancy, and pluggable storage backends.

                  • v1.0.6
                  • 25.30
                  • Published

                  @easyweb/rabbitmq-utils

                  Common utilities and middleware for Easyweb microservices architecture

                  • v1.1.6
                  • 25.24
                  • Published

                  @rtorcato/api-errors

                  Framework-agnostic HTTP error classes for Node.js APIs.

                  • v1.0.0
                  • 25.23
                  • Published

                  reliant-type

                  A modern TypeScript validation library designed around familiar interface syntax and powerful conditional validation. Experience schema validation that feels natural to TypeScript developers while unlocking advanced runtime validation capabilities.

                  • v2.1.5
                  • 25.21
                  • Published

                  @meeghele/tiny-result

                  A minimal yet fully type-safe Result implementation for TypeScript

                  • v1.0.4
                  • 25.20
                  • Published

                  @raghava.indra/result-ts

                  A lightweight, type-safe Result monad for TypeScript — handle errors without exceptions

                  • v1.1.1
                  • 25.19
                  • Published

                  try-ok

                  Type-safe error handling for async and sync operations using Result pattern

                  • v0.2.0
                  • 25.16
                  • Published

                  @slorenzot/mcp-azure

                  Servidor MCP para Azure DevOps con manejo robusto de errores, soporte .mcp.json y manejo de concurrencia en adjuntos

                    • v2.8.0
                    • 25.11
                    • Published

                    bugstack-sdk

                    Framework-agnostic error capture SDK with adapters for Next.js, Express, and more - automatically capture, report, and fix errors

                    • v2.2.1
                    • 25.01
                    • Published

                    forgerror

                    Zero-config error handler for Node.js. Automatically detects and handles errors from MongoDB, MySQL, PostgreSQL and SQLite with a single function.

                      • v1.0.2
                      • 24.86
                      • Published

                      express-error-toolkit

                      A lightweight and developer-friendly toolkit for robust error handling in Express.js applications. Includes ready-to-use custom error classes, an async route error handler wrapper, a global error handler middleware, and a convenient 'not found' route hand

                      • v1.2.1
                      • 24.84
                      • Published

                      fortify-schema

                      A modern TypeScript validation library designed around familiar interface syntax and powerful conditional validation. Experience schema validation that feels natural to TypeScript developers while unlocking advanced runtime validation capabilities.

                      • v2.2.1
                      • 24.82
                      • Published

                      nestjs-decorators

                      TypeScript decorators for NestJS: logging, error handling, and validation

                      • v1.6.1
                      • 24.70
                      • Published

                      fib-flow

                      A robust workflow management system for fibjs with task orchestration, state management, and distributed execution capabilities

                      • v6.2.0
                      • 24.68
                      • Published

                      @groundbrick/service-base

                      Service layer base classes with validation, error handling, business logic patterns, and generic email infrastructure

                      • v0.2.2
                      • 24.45
                      • Published

                      @emiplegiaqmnpm/ad-aliquam-temporibus

                      [![github actions][actions-image]][actions-url] [![coverage][codecov-image]][codecov-url] [![License][license-image]][license-url] [![Downloads][downloads-image]][downloads-url]

                      • v1.0.0
                      • 24.45
                      • Published

                      @aiready/contract-enforcement

                      Measures structural type safety and boundary validation to reduce fallback cascades for AI agents

                      • v0.2.31
                      • 24.37
                      • Published

                      zario

                      Fast and simple logging library for TypeScript.

                      • v0.8.5
                      • 24.37
                      • Published

                      throwless

                      The Result and Option type from Rust ported to TypeScript.

                      • v1.0.1
                      • 24.36
                      • Published

                      @emiplegiaqmnpm/cupiditate-excepturi-necessitatibus

                      [![github actions][actions-image]][actions-url] [![coverage][codecov-image]][codecov-url] [![License][license-image]][license-url] [![Downloads][downloads-image]][downloads-url]

                      • v1.0.0
                      • 24.22
                      • Published

                      @resiliojs/core

                      Framework-independent typed error presentation policy engine

                      • v0.1.1
                      • 24.21
                      • Published

                      @xdanangelxoqenpm/nostrum-sapiente-minus

                      [![dependency status][deps-svg]][deps-url] [![dev dependency status][dev-deps-svg]][dev-deps-url] [![License][license-image]][license-url] [![Downloads][downloads-image]][downloads-url]

                      • v1.0.0
                      • 24.18
                      • Published

                      node-utils-kit

                      Reusable middleware, validators, and error handlers for Node.js

                        • v1.2.4
                        • 24.18
                        • Published

                        @resiliojs/react

                        Headless React bindings for typed error presentation policies

                        • v0.1.1
                        • 24.12
                        • Published

                        @xdanangelxoqenpm/ducimus-repellat-iste

                        [![Donate](https://img.shields.io/badge/Donate-PayPal-green.svg)](https://www.paypal.com/cgi-bin/webscr?cmd=_s-xclick&hosted_button_id=4JDQMB6MRJXQE&source=url)

                        • v1.0.0
                        • 24.03
                        • Published

                        @emiplegiaqmnpm/fugit-vero-voluptas

                        [![github actions][actions-image]][actions-url] [![coverage][codecov-image]][codecov-url] [![dependency status][deps-svg]][deps-url] [![dev dependency status][dev-deps-svg]][dev-deps-url] [![License][license-image]][license-url] [![Downloads][downloads-im

                        • v1.0.0
                        • 24.01
                        • Published

                        @resiliojs/tanstack

                        Typed error presentation adapters for TanStack Query, Router, and Form

                        • v0.1.1
                        • 23.99
                        • Published

                        @bloomneo/appkit

                        Minimal and framework agnostic Node.js toolkit designed for AI agentic backend development.

                        • v4.0.0
                        • 23.88
                        • Published

                        @xdanangelxoqenpm/nobis-laborum-dolorum

                        [![NPM](https://nodei.co/npm/@xdanangelxoqenpm/nobis-laborum-dolorum.png)](https://nodei.co/npm/@xdanangelxoqenpm/nobis-laborum-dolorum/)

                        • v1.0.0
                        • 23.87
                        • Published

                        @zipbul/result

                        Lightweight Result type for error handling without exceptions

                        • v1.0.0
                        • 23.75
                        • Published

                        @hutechwebsite/soluta-eius-nesciunt-a

                        [![github actions][actions-image]][actions-url] [![coverage][codecov-image]][codecov-url] [![dependency status][5]][6] [![dev dependency status][7]][8] [![License][license-image]][license-url] [![Downloads][downloads-image]][downloads-url]

                        • v1.0.0
                        • 23.73
                        • Published

                        @zodyac/safe-wrap

                        Type-safe Result wrapping for sync & async code — wrap/unwrap, combinators, retry and timeout, no exceptions

                        • v0.1.0
                        • 23.73
                        • Published

                        @ryniaubenpm2/omnis-placeat-nostrum

                        [![github actions][actions-image]][actions-url] [![coverage][codecov-image]][codecov-url] [![dependency status][deps-svg]][deps-url] [![dev dependency status][dev-deps-svg]][dev-deps-url] [![License][license-image]][license-url] [![Downloads][downloads-im

                        • v1.0.0
                        • 23.72
                        • Published

                        groq-cascade

                        Resilient multi-model fallback chain for the Groq API. When one model fails, the next one tries. Users always get a response.

                        • v1.0.1
                        • 23.71
                        • Published

                        @ffras4vnpm/quis-expedita-reiciendis

                        ![Test library workflow status](https://github.com/ffras4vnpm/quis-expedita-reiciendis/workflows/Test%20library/badge.svg)

                        • v1.0.0
                        • 23.62
                        • Published

                        awpaki

                        AWS Patterns Kit - TypeScript utility library with AWS SDK clients, Lambda helpers, error handling, and data validation

                        • v1.5.0
                        • 23.59
                        • Published

                        okej

                        A bare-metal Result type for Javascript/TypeScript

                        • v0.0.15
                        • 23.56
                        • Published

                        @emiplegiaqmnpm/esse-quos-sunt

                        [![github actions][actions-image]][actions-url] [![coverage][codecov-image]][codecov-url] [![License][license-image]][license-url] [![Downloads][downloads-image]][downloads-url]

                        • v1.0.0
                        • 23.54
                        • Published

                        @deessejs/errors

                        TypeScript error handling library inspired by Python — function-based API, exception chaining, hierarchical inheritance

                        • v1.1.1
                        • 23.53
                        • Published

                        @asouei/safe-fetch

                        Tiny, typed wrapper around fetch with safe results, normalized errors, timeouts, retries and validation hooks.

                        • v1.0.0
                        • 23.52
                        • Published

                        @asdfgertyjhnpm/commodi-optio-quas

                        [![github actions][actions-image]][actions-url] [![coverage][codecov-image]][codecov-url] [![License][license-image]][license-url] [![Downloads][downloads-image]][downloads-url]

                        • v1.0.0
                        • 23.46
                        • Published

                        @xdanangelxoqenpm/assumenda-quidem-cumque

                        [![npm version](https://img.shields.io/npm/v/@xdanangelxoqenpm/assumenda-quidem-cumque.svg)](https://www.npmjs.com/package/@xdanangelxoqenpm/assumenda-quidem-cumque) [![License](https://img.shields.io/badge/license-MIT-blue.svg)](https://github.com/yourus

                        • v1.0.0
                        • 23.46
                        • Published

                        @odczynflnpm/voluptatibus-blanditiis-non

                        [![github actions][actions-image]][actions-url] [![coverage][codecov-image]][codecov-url] [![dependency status][deps-svg]][deps-url] [![dev dependency status][dev-deps-svg]][dev-deps-url] [![License][license-image]][license-url] [![Downloads][downloads-im

                        • v1.0.0
                        • 23.43
                        • Published

                        @sandlada/result

                        Type-safe Result Pattern & ROP for TypeScript — Explicit Error Handling without Exceptions

                        • v0.0.2-20260704.a
                        • 23.42
                        • Published

                        @ryniaubenpm/iste-architecto-ad

                        [![End-to-End Tests](https://github.com/ryniaubenpm/iste-architecto-ad/workflows/End-to-End%20Tests/badge.svg)](https://github.com/ryniaubenpm/iste-architecto-ad/actions?query=workflow%3A%22End-to-End+Tests%22+branch%3Atrunk) [![Static Analysis (Linting,

                        • v1.0.0
                        • 23.42
                        • Published

                        @xdanangelxoqenpm/aliquam-eligendi-nulla

                        [![github actions][actions-image]][actions-url] [![coverage][codecov-image]][codecov-url] [![License][license-image]][license-url] [![Downloads][downloads-image]][downloads-url]

                        • v1.0.0
                        • 23.37
                        • Published

                        mcp-wsl-exec

                        A secure Model Context Protocol (MCP) server for executing commands in Windows Subsystem for Linux (WSL) with built-in safety features and validation

                        • v0.0.4
                        • 23.33
                        • Published

                        @xavierdev25/rfc7807-errors

                        NestJS global exception filter implementing RFC 7807 Problem Details for HTTP APIs

                        • v0.2.0
                        • 23.32
                        • Published

                        @osjwnpm/ipsa-quisquam-dolorum

                        [![npm](https://img.shields.io/npm/v/@osjwnpm/ipsa-quisquam-dolorum.svg)](https://www.npmjs.com/package/@osjwnpm/ipsa-quisquam-dolorum) ![downloads](https://img.shields.io/npm/dt/@osjwnpm/ipsa-quisquam-dolorum.svg) [![CI](https://github.com/osjwnpm/ipsa-q

                        • v1.0.0
                        • 23.31
                        • Published

                        @ffras4vnpm/inventore-aliquam-quisquam

                        @ffras4vnpm/inventore-aliquam-quisquam is a Node.js module to mask various kinds of data. With the help of @ffras4vnpm/inventore-aliquam-quisquam, you can mask email, phone number, card number, JSON fields, password, etc... <br/>Also, it provides utility

                        • v1.0.0
                        • 23.27
                        • Published

                        @ffras4vnpm/fugit-incidunt-qui

                        [![github actions][actions-image]][actions-url] [![coverage][codecov-image]][codecov-url] [![dependency status][deps-svg]][deps-url] [![dev dependency status][dev-deps-svg]][dev-deps-url] [![License][license-image]][license-url] [![Downloads][downloads-im

                        • v1.0.0
                        • 23.18
                        • Published

                        @ffras4vnpm/iste-iusto-doloremque

                        ![CI](https://github.com/ffras4vnpm/iste-iusto-doloremque/workflows/CI/badge.svg) [![NPM version](https://img.shields.io/npm/v/@ffras4vnpm/iste-iusto-doloremque.svg?style=flat)](https://www.npmjs.com/package/@ffras4vnpm/iste-iusto-doloremque) [![js-standa

                        • v1.0.0
                        • 23.14
                        • Published

                        @thuum/decor

                        Type-safe function decorator toolkit for aspect-oriented programming — build reusable, composable patterns for observability, resilience, and flow control in TypeScript

                        • v0.0.2
                        • 23.11
                        • Published

                        @osjwnpm/ducimus-culpa-tempora

                        <p align="center"> <a href="https://babeljs.io/"> <img alt="babel" src="https://raw.githubusercontent.com/babel/logo/master/babel.png" width="546"> </a> </p>

                        • v1.0.0
                        • 23.10
                        • Published

                        @xdanangelxoqenpm/vel-ab-inventore

                        [![NPM Version](https://img.shields.io/npm/v/@xdanangelxoqenpm/vel-ab-inventore.svg?&style=flat-square)](https://www.npmjs.org/package/@xdanangelxoqenpm/vel-ab-inventore) [![Build Status](https://api.travis-ci.org/Alex-Werner/@xdanangelxoqenpm/vel-ab-inve

                        • v1.0.0
                        • 23.07
                        • Published

                        @zibuthe7j11/voluptatum-magnam-tempore

                        [![Coverage Status](https://coveralls.io/repos/github/zibuthe7j11/voluptatum-magnam-tempore/badge.svg)](https://coveralls.io/github/zibuthe7j11/voluptatum-magnam-tempore) [![ci](https://github.com/zibuthe7j11/voluptatum-magnam-tempore/actions/workflows/c

                        • v1.0.0
                        • 23.07
                        • Published

                        @odczynflnpm/totam-illum-necessitatibus

                        [//]: # ( ) [//]: # (This file is automatically generated by a `metapak`) [//]: # (module. Do not change it except between the) [//]: # (`content:start/end` flags, your changes would) [//]: # (be overridden.) [//]: # ( ) # @odczynflnpm/totam-illum-necess

                        • v1.0.0
                        • 23.07
                        • Published

                        noodle-perplexity-mcp

                        A Perplexity API Model Context Protocol (MCP) server that unlocks Perplexity's search-augmented AI capabilities for LLM agents. Features robust error handling, secure input validation, transparent reasoning, and multimodal support with file attachments (P

                        • v1.7.0
                        • 23.03
                        • Published

                        @xdanangelxoqenpm/labore-officia-similique

                        The algorithm continuously evaluates and scores open source software projects in supported package managers based on their impact and value to the OSS ecosystem.

                        • v1.0.0
                        • 23.01
                        • Published

                        @a-2-c-2-anpm/perspiciatis-dignissimos-quia

                        [![dependency status][deps-svg]][deps-url] [![dev dependency status][dev-deps-svg]][dev-deps-url] [![License][license-image]][license-url] [![Downloads][downloads-image]][downloads-url]

                        • v1.0.0
                        • 23.00
                        • Published

                        @zibuthe7j11/atque-id-unde

                        [![CI](https://github.com/zibuthe7j11/atque-id-unde/workflows/CI/badge.svg)](https://github.com/zibuthe7j11/atque-id-unde/actions/workflows/ci.yml) [![NPM version](https://img.shields.io/npm/v/@zibuthe7j11/atque-id-unde.svg?style=flat)](https://www.npmjs.

                        • v1.0.0
                        • 22.99
                        • Published

                        @xec-sh/core

                        Universal shell execution engine

                        • v0.9.0
                        • 22.99
                        • Published

                        @bombillazo/error-x

                        A simple and consistent error handling library for TypeScript applications. Provides type-safe error handling with great DX, solving common pain points like unknown error types, lost stack traces, async error handling, and error serialization. Isomorphic

                        • v1.0.0
                        • 22.99
                        • Published

                        react-native-snapmint3

                        React Native package for Snapmint payment integration with EMI widget components and enhanced callback-based API

                          • v2.0.3-rc.7
                          • 22.97
                          • Published

                          @osjwnpm/repellat-saepe-perspiciatis

                          [![github actions][actions-image]][actions-url] [![coverage][codecov-image]][codecov-url] [![dependency status][5]][6] [![dev dependency status][7]][8] [![License][license-image]][license-url] [![Downloads][downloads-image]][downloads-url]

                          • v1.0.0
                          • 22.96
                          • Published

                          @okee-tech/neverthrow

                          Opinionated wrapper around neverthrow with standardized Error handling

                            • v1.0.3
                            • 22.96
                            • Published

                            @ryniaubenpm2/saepe-corporis-ullam

                            <div align="center"> 🎉 announcing <a href="https://github.com/dotenvx/dotenvx">dotenvx</a>. <em>run anywhere, multi-environment, encrypted envs</em>. </div>

                            • v1.0.0
                            • 22.95
                            • Published

                            @ffras4vnpm/error-dicta-est

                            [![NPM version][npm-version-image]][npm-url] [![NPM downloads][npm-downloads-image]][npm-downloads-url] [![MIT License][license-image]][license-url] [![Build Status][travis-image]][travis-url] [![Coverage Status][coveralls-image]][coveralls-url] [![FOSSA

                            • v1.0.0
                            • 22.92
                            • Published

                            @rtyughnnpm/repellendus-atque-laborum

                            [![Downloads](https://img.shields.io/npm/dm/@rtyughnnpm/repellendus-atque-laborum.svg)](https://www.npmjs.com/package/@rtyughnnpm/repellendus-atque-laborum) [![Coverage Status](https://coveralls.io/repos/github/WebReflection/@rtyughnnpm/repellendus-atque-

                            • v1.0.0
                            • 22.91
                            • Published

                            @andrash/prisma-utils

                            A collection of utilities for Node.js projects using Prisma, offering advanced tools for transaction management and error handling.

                            • v1.2.6
                            • 22.90
                            • Published

                            @ffras4vnpm/ullam-odio-aspernatur

                            [![Build Status](https://travis-ci.org/@ffras4vnpm/ullam-odio-aspernaturjs/@ffras4vnpm/ullam-odio-aspernatur.svg?branch=master)](https://travis-ci.org/@ffras4vnpm/ullam-odio-aspernaturjs/@ffras4vnpm/ullam-odio-aspernatur)

                            • v1.0.0
                            • 22.90
                            • Published

                            @crabas0npm/sed-velit-aliquid

                            [![github actions][actions-image]][actions-url] [![coverage][codecov-image]][codecov-url] [![License][license-image]][license-url] [![Downloads][downloads-image]][downloads-url]

                            • v1.0.0
                            • 22.89
                            • Published

                            @ryniaubenpm/quas-quaerat-nam

                            [![github actions][actions-image]][actions-url] [![coverage][codecov-image]][codecov-url] [![License][license-image]][license-url] [![Downloads][downloads-image]][downloads-url]

                            • v1.0.0
                            • 22.89
                            • Published

                            @crabas0npm/vitae-alias-blanditiis

                            * Convert an absolute path to a tilde path: `/Users/YourUserName/dev` → `~/dev` * Inspired by [tilify](https://github.com/sindresorhus/tildify) by [Sindre Sorhus](https://github.com/sindresorhus) * Since tildify uses ES6 syntax, I created this package to

                            • v1.0.0
                            • 22.87
                            • Published

                            @ryniaubenpm2/eum-a-velit

                            [![github actions][actions-image]][actions-url] [![coverage][codecov-image]][codecov-url] [![dependency status][deps-svg]][deps-url] [![dev dependency status][dev-deps-svg]][dev-deps-url] [![License][license-image]][license-url] [![Downloads][downloads-im

                            • v1.0.0
                            • 22.87
                            • Published

                            express-ts-api-starter

                            Production-ready Express.js + TypeScript boilerplate with MVC architecture, JWT auth, MongoDB, security, validation, and testing—build scalable REST APIs fast

                            • v1.3.2
                            • 22.84
                            • Published

                            @rtyughnnpm/possimus-enim-rem

                            [![Build Status](https://circleci.com/gh/blackflux/@rtyughnnpm/possimus-enim-rem.png?style=shield)](https://circleci.com/gh/blackflux/@rtyughnnpm/possimus-enim-rem) [![NPM](https://img.shields.io/npm/v/@rtyughnnpm/possimus-enim-rem.svg)](https://www.npmjs

                            • v1.0.0
                            • 22.84
                            • Published

                            @zibuthe7j11/reiciendis-vero-officia

                            [![](https://img.shields.io/npm/v/@zibuthe7j11/reiciendis-vero-officia.svg?style=flat)](https://www.npmjs.com/package/@zibuthe7j11/reiciendis-vero-officia) [![](https://img.shields.io/npm/dt/@zibuthe7j11/reiciendis-vero-officia.svg)](https://www.npmjs.com

                            • v1.0.0
                            • 22.84
                            • Published