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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Ink
React for CLIs — build and test interactive command-line apps using declarative, Flexbox-based components instead of manual stdout writes.
@fastify/cors
Official Fastify plugin that adds configurable CORS headers and preflight handling to any Fastify API.
micromark
The smallest 100% CommonMark-compliant markdown parser, with GFM and MDX support
connect-es
Type-safe RPC clients and servers for TypeScript, built from Protobuf schemas and servable over Connect, gRPC, or gRPC-Web.
@fastify/static
A Fastify plugin that serves static files and directories as fast as possible, with pre-compressed assets, custom caching, and directory listings built in.
@fastify/multipart
Streaming multipart/form-data parsing plugin for Fastify with async iterators and disk or memory upload modes
fastify-formbody
A lightweight Fastify plugin that parses application/x-www-form-urlencoded request bodies out of the box.
@fastify/websocket
Adds first-class WebSocket route support to Fastify, dispatching every upgrade through Fastify's own hooks and router instead of bolting ws on beside it.
why-did-you-render
Monkey-patches React to flag avoidable re-renders caused by unchanged props, state, or hooks.
@fastify/rate-limit
A low-overhead rate limiter for Fastify routes, with in-memory or Redis-backed request tracking.
@fastify/cookie
Fast, secure cookie parsing and signing plugin for Fastify applications
@fastify/swagger-ui
Serves an interactive Swagger UI inside a Fastify app, rendered directly from the OpenAPI spec that @fastify/swagger already generates.
dom-to-image
Turn any DOM node into a PNG, JPEG, or SVG image using pure client-side JavaScript
cytoscape.js
A JavaScript graph theory library for modeling, visualizing, and analyzing relational network data in the browser or Node.js.
Graphviz (Python)
A simple Python interface for creating and rendering Graphviz DOT-language graphs.