JSPM

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

Stylesheet analysis tool for CSS

produce a scope tree for Shift format ASTs

Debug your Telegram middlewares

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

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.

TagoIO SDK for JavaScript in the browser and Node.js

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

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

Marko Language Tools

Platform-specific binary for Todoctor (Linux, X64)

Principal Components Analysis in javascript

Engineering statistics and data analysis

Multi language AFINN-based sentiment analysis for Node.js

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

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

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

stock ta analysis

An angularJS module for sending application telemetry to Microsoft Application Insights

[](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 math util library

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

Scikit-Learn for JS

A math util library

🌍 BEHEMOTH CLIv3.3.4 - Global Learning Network Crypto Trading AI with Technological Singularity Intelligence & Autonomous Profit Engine

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

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

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

Advanced SEO Analyzer

Get real size of an npm package after bundled.

Static analysis for your code

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

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

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

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

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

Generate dependency change reports between git references

A technical analysis library written entirely in JavaScript/TypeScript

Extract and compare prompts from different Claude Code versions

SDK for the Novolanguage Speech Analysis API

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

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

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

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

Claude MCP服务器，提供股票分析功能

Node-RED added node functions.

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

A math util library

Superset UI

Image processing and manipulation in JavaScript

A tool for statistical analysis.

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

Analyze Claude Code conversation costs with interactive visualizations

A math util library

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

Pa11y Webservice provides scheduled accessibility reports for multiple URLs

A math util library

Transducers for statistical / technical analysis

The sdk of botimize

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

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

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

A math util library

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

Superset UI

A math util library

Image color & feature analysis utilities

Small math function library

Node binding for the Gist Audio Analysis 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

A math util library

Analysis tool for JavaScript

Dimensional analysis and unit conversions

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

String scanner.

A tool to perform benchmarks on TS

A math util library

Analysis library to create data views from queries

A math util library

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

A Node.js client library for Pa11y Webservice

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

Count CSS selectors, declarations and rules in CSS files.

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

Fast & simple lexical analyzer

A math util library

MicroFlex - The World's First Microplate Library

JavaScript source analysis and visualizer, based on es6-plato

Very compact and simple to use sentiment analysis lib

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 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

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.

List of emoji rated for valence

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

A math util library

Bundle analyzer and visualizer tool for Vite

A JavaScript complexity analysis gulp task

🎬 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

The simplest plotting API for JavaScript and TypeScript.

Naive, lightweight CPU-based dense optical flow implementation

A math util library

A math util library

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

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

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

Process and analyzes queue of chess positions in FEN format

A math util library

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

TagoIO Builder Node.JS

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

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!

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

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.

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

A math util library

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

LangChain toolkit for SEC EDGAR data analysis

A CSS complexity linter, based on css-analyzer.

TA-Lib C code ported to WebAssembly

Automatic API documentation and analysis for Node.js frameworks

Validation rule for GraphQL query complexity analysis

Return ranks of each element in a 2-d array

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

Update object

Nucleotide sequence manipulation and analysis library

Lomath is a tensorial math library extended from lodash.

A JavaScript library for feature engineering on datasets

Lindera WASM with Japanese dictionary (IPADIC)

Package created to analyze JavaScript literals

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

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

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

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

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

JavaScript source analysis and visualizer

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

A visualizer rollup analyzer

Plugin to draw a regression line

MCP server for crypto asset analysis using TypeScript

Claude Codeのツール呼び出し／サブエージェント実行履歴の統計を分かりやすく表示するCLIツール

Isomorphic Statistical Analysis using Javascript

FLV音视频时间戳分析工具，可通过MCP协议调用

Analyzes your code metric reports and will parse the results into Galaxy

hjk

Fortnite replay analysis tool (Node.js用Fortniteリプレイ解析バイナリラッパー)

Software complexity analysis for CoffeeScript projects. CoffeeScript-specific wrapper around escomplex.

Easy-to-use and high-performance JavaScript library for data analysis. Works with tabular and geospatial data.

Generate architecture diagrams from the folder configuration of tslint-folders-diagrams.

Git retrospective analysis tool - smart views of recent development work

A tool for analyzing and visualizing your git history. Based on ideas from 'Your Code as a Crime Scene' by Andrew M. Sutton.

CLI tool to analyze dependency evolution and release frequency

A utility for analyzing npm package dependencies

Perform the Brown-Forsythe statistical test for equality of group variances

Hdbscan implementation in JavaScript

A math util library

Node.js SDK for the Cyberware API

Convert XLSX files into LLM-friendly formats with visual, CSV, and structured record processing

File Forge is a powerful CLI tool for deep analysis of codebases, generating markdown reports to feed AI reasoning models.

JavaScript, HTML, and CSS language framework.

Lightweight yet powerful audio analysis library

Lindera WASM with CJK dictionaries (IPADIC, ko-dic, CC-CEDICT)

A simple math calculator

A library to calculate { max, min } of 1d or 2d array

性能分析脚本

Multiple linear regression.

Analyze your stylesheets using stylestats.

Crypto Analysis - Interactive CLI for analyzing cryptocurrency listing announcements with second-by-second precision

Analyse the sentiment (affect or valence) and intensity (arousal) of a string.

Advanced AI assistant for web development with intelligent completion, refactoring, and analysis

open-source engine with API for Real-time questions In Hebrew.

Receives up-to-date cryptocurrency rates without delays

Count CSS selectors, declarations and rules in CSS files.

Javascript analysis tool

Node.js security CLI

Track/evaluate dependencies bundled into a Webpack build

A math util library