JSPM

The Static Code Analysis Tool for your HTML

Safely evaluate JavaScript (estree) expressions, sync and async.

Add context awareness to your apps and frameworks by safely evaluating user-defined conditional expressions. Useful for evaluating expressions in config files, prompts, key bindings, completions, templates, and many other user cases.

Numerical analysis in javascript

Pa11y CI is a CI-centric accessibility test runner, built using Pa11y

Traverser, scope tracker, and more tools for working with ESTree AST

Mad metrics for your rollup bundles, know all the things

Clinic.js diagnoses your performance issues

Create atom (⚛) representation for your application, packages and libraries

JavaScript bindings for the augurs time series library.

Easily monitor your ThreeJS performances.

Analyzes each PR's impact on your next.js app's bundle size and displays it using a comment

AFINN-based sentiment analysis for Node.js

Common library for the @appthreat/atom project.

Parsing tools that complement the @appthreat/atom project.

Provides project oriented AST processing for typhonjs-escomplex complexity reports.

Provides module / individual file oriented AST processing for typhonjs-escomplex complexity reports.

Next generation complexity reporting for Javascript & Typescript based on the Babel parser.

JavaScript source analysis and visualizer

Software complexity analysis of JavaScript-family abstract syntax trees.

Principal component analysis

StringScanner performs lexical scanning operations on a string.

Software complexity analysis for JavaScript projects

JavaScript library providing high performance, intuitive, and easy to use data structures for manipulating and processing structured data.

Very simple module to calculate block execution time.

JavaScript source analysis and visualizer

allow file content manipulations

Interpolation and extrapolation library

Mozilla-format AST walker for escomplex.

Easily monitor your vanilla ThreeJS app performances.

Traits for escomplex AST walkers.

Analyser for Windi CSS

JavaScript library providing high performance, intuitive, and easy to use data structures for manipulating and processing structured data.

Javascript wrapping library for escomplex.

Technical indicators to run technical analysis with JavaScript / TypeScript.

A command-line tool to collect and report code coverage of a JavaScript program

A Node.js module for email address analysis and validation.

Tests whether an JavaScript AST node is likely to be a valid `require` call.

Parse and properties of roman numeral strings

Graphql query cost analyzer. Use it to protect your GraphQL servers against DoS attacks, compute data consumption per user and limit it.

CSS selectors complexity and performance analyzer

Principal Components Analysis in javascript

A node/iojs library & CLI for HTML_Codesniffer

Plotting.

Tulip Indicators Wrapper Providing Over 100 Technical Analysis Functions

Interpolate values on a Cardinal/Catmull-Rom spline curve

Stock technical indicators and strategies in TypeScript for browser and server programs.

JavaScript AST XRay analysis

JavaScript expression parsing and evaluation.

Tool set for filtering gps data

JavaScript source analysis and visualizer

Generate complexity analysis reports with plato

Affine transformation estimator e.g. for multi-touch gestures and calibration

Package created to analyze JavaScript literals

Automatically moderate your content with Moderation API

produce a scope tree for Shift format ASTs

Stylesheet analysis tool for CSS

Frontend framework for rapid data (JSON) analysis, shareable serverless reports and dashboards

Debug your Telegram middlewares

Grade your sites accessibility and generate a report from different WCAG levels

Functional, polymorphic API for 2D geometry types & SVG generation

Efficient, high-performance linear algebra library

CLI tool for Git repository analysis and data collection

Implementation of most popular technical stock indicators for debut environment

EventRank implementation in TypeScript

Cohort Analysis Graph with ReactJS

Flattens an array.

Statically analyzes ember project source for dependency trees and other information.

Grunt task to analyse css files and log simple metrics.

Perform a one-way analysis of variance.

Multiline code search for every language. Structural code search for JavaScript, TypeScript, HTML and CSS

TagoIO SDK for JavaScript in the browser and Node.js

CLI tool to analyze and report TODO comments in JavaScript and TypeScript Git repositories

Marko Language Tools

Principal Components Analysis in javascript

Engineering statistics and data analysis

Multi language AFINN-based sentiment analysis for Node.js

Platform-specific binary for Todoctor (Linux, X64)

扫描 Markdown 文档，对文档进行分析，计算字数、阅读时间等数据

PMS analysis reports server handling maintenance reports, equipment analysis, compliance tracking, and performance metrics with ERP access for data extraction

CLI EDA for CSVs

Rethinking of CPU profile (collected in Node.js or Chromium browsers) analysis

stock ta analysis

An angularJS module for sending application telemetry to Microsoft Application Insights

Problem reporting and comprehensive generation analysis for ts-for-gir

[](https://badge.fury.io/js/ohlc)  [](https://www.jsdelivr.com/package/npm/ohlc) [![Build Status](https:

Composable signal generators, oscillators, filters, FFT, spectrum, windowing & related DSP utils

Simple curve-fitting algorithm

MCP server for analyzing Jira sprint issues with worklog interpretation errors and Story Points achievement rate and worlogs manipulation

A package API to run a static analysis of your module's dependencies.

Scikit-Learn for JS

A math util library

A math util library

Custom TSLint rules for checking imports between packages and their folders, and generating relevant diagrams.

Convert JSON Arrays to Pivot JSON Arrays using Crossfilter

Universal AI development companion that can be initialized in any codebase

Advanced SEO Analyzer

Analyze Q&A YAML files and report token counts and structure quality

Static analysis for your code

Get real size of an npm package after bundled.

Grade your site's accessibility and generate a report from different WCAG levels

A cosmic javascript bundler.

AI-powered database schema analysis and management library

Babel parser to analyze performance of JavaScript code

Pretty CSS analytics on the CLI

Multiline code search for every language. Structural code search for JavaScript, TypeScript, HTML and CSS

Utilities to easily add support of Source Maps to your React Native project

AngularJS module for Microsoft Application Insights Javascript v2 SDK

Universal MCP server for multi-language codebase analysis with TypeScript, C#, Java support, dead code detection, and comprehensive file analytics

Create custom ESLint rules based on code samples. Utilizing CodeQue - structural code search engine.

Generate dependency change reports between git references

AI-powered React performance monitoring with MCP integration

Create Intelligent Release Notes or Change Logs from Git

OHLCV Candlestick converter and batcher with Typescript support

SDK for the Novolanguage Speech Analysis API

A technical analysis library written entirely in JavaScript/TypeScript

Extract and compare prompts from different Claude Code versions

Analyses reference for Camshaft Analysis library

Interactive TUI for analyzing Claude Code sessions to identify flow patterns and reduce friction over time.

Resample (inter-convert) trade, ticks or OHLCV data to different time frames, includes CLI

🌌 BEHEMOTH CLIv3 - Advanced Crypto Trading AI with N8N Workflow Automation & Cosmic Intelligence

Source code metrics tool.

Comprehensive token monitoring and analysis tools for Claude Code sessions

TypeScript version of OrderOrder - prevents jumbling of module prefixes by analyzing dependencies

Solana program cost analysis tool - get deployment and transaction cost estimates

TA-Lib C code ported to WebAssembly

Levenberg Marquardt curve-fitting: minimize sum of weighted squared residuals

A library to find unclosed html5 tags, that are normally optional.

[](https://travis-ci.org/HelikarLab/ccNetViz) [](https://www.gnu.org/licenses/gpl-3.0) [![semantic-releas

MCP server for analyzing JSX prop usage using AST

Locate JavaScript files with 'const' or 'process.env' usage in LLM-generated codebases

C/C++ 대화형 디버깅 CLI (Linux only, no server)

Claude MCP服务器，提供股票分析功能

Node-RED added node functions.

A math util library

Superset UI

Image processing and manipulation in JavaScript

A Model Context Protocol (MCP) service that reads and analyzes Java class files to provide code context for AI models and tools.

Fetch and parse SEC earnings reports and other filings. Useful for financial analysis.

A tool for statistical analysis.

Analyze Claude Code conversation costs with interactive visualizations

A Node.js tool to read and analyse Excel (.xlsx), CSV (.csv), and JSON (.json) files using MCP with automatic pagination support.

Transducers for statistical / technical analysis

A math util library

A math util library

Holt-Winters triple exponential smoothing algorithm (for time series forecasting)

The sdk of botimize

Pa11y Webservice provides scheduled accessibility reports for multiple URLs

Generate SVG charts of minimized sizes for selected exports.

k-means based dominant color extraction from images/pixel buffers

Shared utilities and workflows for Aura AI GTM analysis tools

Smart developer assistant for Node.js project optimization using 12+ AI providers with automatic fallback

Declarative, functional & multi-format data visualization toolkit based around @thi.ng/hiccup

A math util library

Small math function library

A terminal-based tool for advanced git branch analysis and visualization

Superset UI

Image color & feature analysis utilities

Node binding for the Gist Audio Analysis Library

A math util library

Search code patterns with ripgrep and optionally package matching files with repomix for AI analysis

A Model Context Protocol (MCP) server providing systematic thinking tools, mental models, and debugging approaches for enhanced problem-solving capabilities

A Discrete Wavelet Transform (DWT) library for the web.

Text tokenization, transformation & analysis transducers, utilities, stop words, porter stemming, vector encodings, similarities

Analysis tool for JavaScript

MCP (Model Context Protocol) MySQL服务，用于在ClaudeCode环境下快速查询MySQL数据库结构和数据分析

Dimensional analysis and unit conversions

String scanner.

A tool to perform benchmarks on TS

A math util library

A math util library

A math util library

A Node.js client library for Pa11y Webservice

Generate beautiful, interactive HTML reports from your git repository history with charts, statistics, and insights

Analysis library to create data views from queries

Count CSS selectors, declarations and rules in CSS files.

Logical concept analysis through structured decomposition - decompose ANY idea to understand WHAT it is

A math util library

MicroFlex - The World's First Microplate Library

Very compact and simple to use sentiment analysis lib

MCP server for reading and decompiling Maven .m2 jar files with comprehensive Java project analysis

JavaScript source analysis and visualizer, based on es6-plato

Fast & simple lexical analyzer

Daftar wilayah administratif Indonesia

A chain Analysis library

Analyze git commits and generate categories, summaries, and descriptions for each commit. Optionally generate a yearly breakdown report of your commit history.

Return ranks of each element in a 2-d array

Financial Technical Analysis in JavaScript

A math util library

A thin wrapper around the Web Audio API that lets you take some audio and get its waveform/frequency data in return.

ECharts based Vue 3 chart components library for display analysis

A math util library

Pagean is a web page analysis tool designed to automate tests requiring web pages to be loaded in a browser window (e.g. horizontal scrollbar, console errors)

A typescript Sudoku package for generating, solving (step-by-step or all), and analyzing Sudoku boards with ease. Perfect for building Sudoku games and integrating Sudoku functionality into your applications.

A CLI (command line interface) to execute FBA (fishbone analysis) files with DLT-logs/adlt.

List of emoji rated for valence

Bundle analyzer and visualizer tool for Vite

A math util library

🎬 基于 MCP 协议的专业视频信息分析工具，支持多格式视频文件的详细信息提取和技术参数分析

A JavaScript complexity analysis gulp task

A math util library

Naive, lightweight CPU-based dense optical flow implementation

A math util library

Statically analyzes Handlebars templates and components for dependency trees and other information.

The simplest plotting API for JavaScript and TypeScript.

A GraphQL rate limiting library using query complexity analysis.

Find similar functions and classes in your JavaScript/TypeScript code

Fit a smoothing spline to collection of data points

Cohort Analysis Graph

Official client library for the VisionFi document analysis platform

Select from object/array

Process and analyzes queue of chess positions in FEN format

A custom tslint rule to ban configurable lists of code snippets.

A math util library

AI-powered stock and options analysis CLI tool. Fully automated trading intelligence platform.

TagoIO Builder Node.JS

Grade your site's accessibility and generate a report from different WCAG levels

A math util library

Get a Titanium SDK CommonJS module out of a Node package!

扫描 Markdown 文档，对文档进行分析，计算字数、阅读时间等数据

A plug in for plot: The simplest plotting API for JavaScript and TypeScript.

A plug in for plot: The simplest plotting API for JavaScript and TypeScript.

Library for analyzing haircare product ingredients

A comprehensive chess analysis board React component with move navigation, variation support, PGN import/export, and customizable keyboard shortcuts

ta-lib.org package parsed with emscripten, that can be added to browser

LangChain toolkit for SEC EDGAR data analysis

Quality checker for projects for browser js and Node.js, can be integrated in build process of Page, also can be as stand alone application.

Multilanguage AFINN-based sentiment analysis for Node.js

A math util library

A CSS complexity linter, based on css-analyzer.

TA-Lib C code ported to WebAssembly

Validation rule for GraphQL query complexity analysis

Automatic API documentation and analysis for Node.js frameworks

A JavaScript-based name analyzer for all javascript developers in the world.

Nucleotide sequence manipulation and analysis library

Lomath is a tensorial math library extended from lodash.

Return ranks of each element in a 2-d array

A JavaScript library for feature engineering on datasets

Update object

Lindera WASM with Japanese dictionary (IPADIC)

Package created to analyze JavaScript literals

Physical Quantities and Measures (PQM) is a Node and browser package for dealing with numbers with units

Find character which could be on regexp beginning

Analyzes each PR's impact on your nuxt.js app's bundle size and displays it using a comment.

Context engine MCP server for comprehensive project analysis and multi-file editing

AWS CDK security and cost analysis tool with AI-powered insights

Analisís de sentimientos basados en AFINN para nodejs en español e ingles

A simple, zero-config package for common AI tasks like sentiment analysis in JavaScript and TypeScript.

A visualizer rollup analyzer

人格化代码审查MCP服务器 - 从多个专业角度审查AI生成的代码