Open Source Packages
Libraries, frameworks, tools, and SDKs used by the apps in this directory — scored the same way as the apps themselves.
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mdast-util-gfm
Composes five mdast GitHub Flavored Markdown extensions into one parser and serializer for autolinks, footnotes, tables, strikethrough, and tasklists.
gridstack.js
A dependency-free TypeScript library for building draggable, resizable, responsive dashboard grid layouts in the browser.
PyGithub
A typed Python library for the GitHub REST API, wrapping repositories, issues, pull requests, and organizations as lazy-loading objects.
recast
JavaScript AST transformer and nondestructive pretty-printer for building codemods
mdast-util-to-markdown
Serializes an mdast syntax tree back into CommonMark-compatible markdown text, with pluggable handlers for custom syntax extensions.
github-markdown-css
Drop-in CSS that renders any markdown container in GitHub's exact visual style, light or dark.
Chroma
A general-purpose syntax highlighting library for Go, supporting 200+ languages and multiple output formats out of the box.
microdiff
A tiny, zero-dependency library for deep diffing objects and arrays with full TypeScript support.
syntect
High-quality Rust syntax highlighting using Sublime Text's grammar and theme formats
refractor
Lightweight virtual syntax highlighter that wraps Prism to output hast syntax trees instead of HTML strings.
Badge Maker
The standalone SVG badge-rendering library and CLI extracted from Shields.io, with no server dependency.
Octocrab
A modern, extensible GitHub API client for Rust with REST and GraphQL support.
Sugar High
Lightweight, zero-dependency syntax highlighter that turns code into HTML without a DOM, in browsers and JS runtimes alike.
github3.py
A comprehensive, actively developed Python wrapper around GitHub's REST API v3.
ast-types
An Esprima-compatible implementation of the Mozilla JS Parser API, with typed AST builders and visitors.
request.js
A lightweight, fetch-based HTTP client for calling GitHub's REST and GraphQL APIs with sensible defaults.
sns-payload-validator
Verifies AWS SNS message signatures for HTTP/S and Lambda payloads.
esprima
A high-performance, standard-compliant ECMAScript parser producing ESTree-compatible ASTs for JavaScript tooling.
GitHub Actions Toolkit (@actions/artifact)
The official Node.js SDK for uploading, downloading, and managing GitHub Actions workflow artifacts.
react-shiki
A performant syntax-highlighting component and hook for React, powered by Shiki's TextMate grammars and themes.
tree-sitter-language-pack
Precompiled tree-sitter parsers and queries for 306+ languages in one install
plugin-paginate-graphql.js
Octokit plugin that auto-paginates GitHub GraphQL API queries using cursor-based pagination.
@octokit/webhooks-methods
Sign and verify GitHub webhook payload signatures with constant-time HMAC comparison, in Node.js and the browser.
@octokit/auth-oauth-device
GitHub OAuth Device Flow authentication strategy for Octokit-based JavaScript apps.
