JavaScript packages

The constant value Infinity.

JavaScript library to repair broken/invalid JSON strings, especially from LLM outputs

Native WebSocket plugin and composable for Vue 3

Tiny TypeScript helpers for native OpenTelemetry spans and GenAI semantic conventions.

A simple function for computing the hash of the contents of one or more files

Typed PTY session loader for Senpi persistent terminals

Yet another JS code coverage tool that computes statement, line, function and branch coverage with module loader hooks to transparently add coverage when running tests. Supports all JS coverage use cases including unit tests, server side functional tests

Genkit AI framework plugin for AWS Bedrock APIs.

Storybook addon to show components README (for React and Vue)

A ThreeJS Line object with variable width

Enables use of formidable (node.js module for parsing form data, especially file uploads) in serverless environments.

Svelte grammar for tree-sitter

Universal Mail Adapter for Parse Server, supports any email provider REST API, with localization and templates.

request animation frame

🐊Putout plugin adds ability to transform code related to types assertions

Utils for @figma-export

Convert numbers to gematriya representation, and vice-versa.

Testing and assertion library with friendly BDD syntax — awesome.must.be.true(). Many expressive matchers and is test runner and framework agnostic. Follows RFC 2119 with its use of MUST. Good and well tested stuff.

List of ECMAScript white space characters.

Parse your json safely and stop writing try {} catch {}

Parse data URL string

Terminal User Interface library with differential rendering for efficient text-based applications

Automatic and enhanced Google Analytics tracking for common user interactions on the web

General-purpose agent with transport abstraction, state management, and attachment support

SDK for inscribing files on Hedera

Starlight plugin to tweak autogenerated sidebar entries.

next-useragent parses browser user-agent strings for next.js.

vfile utility to find one or more files by searching the file system downwards

A radial progress bar component for Vue.js

A task management system for ambitious AI-driven development that doesn't overwhelm and confuse Cursor.

Session management for JavaScript

Useful utilities, interfaces and base classes for message queue handling. Supports AMQP and SQS with a common abstraction on top currently

CLI to convert MDX to HTML while preserving JSX and expressions.

Core protocol types and interfaces for Agent Tool Protocol

persist and rehydrate redux stores

Promptbook: Create persistent AI agents that turn your company's scattered knowledge into action

Webpack loader for Front Matter Markdown file to get front matter attributes, compiled markdown and React/Vue component which renders compiled markdown

Wrap history with query support

Common JSON Schema string format constraints in the form of tv4 validator callbacks

An easy way to validate forms using back end logic

React components for Chart.js

Easily generate API client's SDK — organize and simplify API Requests.

A polyfill for the proposed blocking elements stack API

A standalone SVG icon library for StrataKit

CAMEL-inspired provenance security for LLM applications - track data origin and enforce security policies

TypeScript Language Service Plugin for GraphQL

Automatic long-term memory for Vercel Eve agents — Hindsight memory injected before each turn and retained after, with no model tool-calling

Formats string using string, number, and react components as paramaters

JavaScript Configuration file(.ini) content parser, similar to python ConfigParser without I/O operations. Only one JavaScript file without any other dependencies. Compatible with NodeJS, TypeScript and Browsers.

SpamAssassin client, that lets you check if an email is spam or ham.