JSPM

Something like Rust with excellent type inference.

A small utility package that brings Golang inspired error-as-values-handling to Javascript and Typescript.

A robust utility for safely executing async functions with centralized error handling and fallback values.

Complete HTTP utility toolkit for Node.js and browsers - Status codes, error handling, response builders, headers management, and framework integration with zero dependencies.

A powerful utility for retrying async functions with support for exponential backoff, jitter, per-attempt timeouts, and custom retry logic.

Inspired by Golang error handling, this package will help you code defensively by always handling the errors.

TypeScript Result type for functional error handling

A collection of monads implemented in TypeScript using object-oriented programming.

A lightweight, flexible error tracking SDK for JavaScript/TypeScript applications

Rust-like error handling and options for TypeScript, Node, and Deno!

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

Angular Util library to handle field level error messages

A utility library implementing the [result, error] pattern for JavaScript/TypeScript

A simple function to handle promises in a cleaner way without try-catch blocks

Comprehensive response tracing system for NestJS applications with multi-channel Slack integration

just a try-catch block

The Result and Option type from Rust ported to TypeScript.

Removing try-catch boilerplate in a natural style with error handlers.

Safe and structured error handling for JavaScript.

An error handling package for frontend and backend

一个强大易用的Node.js邮件发送库，支持模板功能和高级错误处理

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Result/response object with HTTP-friendly status codes, for use with web APIs

Predefined errors for expressJS

An useful error handler for axios network requests in a React application

A TypeScript utility for elegant error handling

Cleaner Nodejs errors

统一的错误处理库，为 Elysia 项目提供标准化的错误定义和处理

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, and transparent reasoning with the showThinking parameter. Built with

Advanced error handling and reporting system written in pure TypeScript with Slack integration

let you use perform/resume style for error-handling

Error Relay Link for GraphQL Network Stack

Advanced error handling and reporting system for NestJS applications with Slack integration

Go-style error handling for TypeScript with full type safety, async, and fetch support

Some utilities making working with neverthrow easier

A React component for form error handling using Chrome's Built-in AI to generate helpful messages for form errors.

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ExpressJS Exception Middleware for Development Mode

A functional try catch for javascript and typescript

Advanced query filtering, pagination, search and population for MongoDB with Mongoose

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

Simplified and standardized Express.js response handling with clean, one-liner syntax for success, error, custom, and stream-based responses