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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AI SDK
Provider-agnostic TypeScript toolkit for building AI apps and agents with any LLM.
undici
A fast, spec-compliant HTTP/1.1 client for Node.js, built from scratch with zero runtime dependencies
urllib3
A powerful, user-friendly HTTP client for Python with thread-safe connection pooling, TLS verification, and retry handling.
proxy-agent
Maps HTTP, HTTPS, SOCKS, and PAC proxy protocols to the correct Node.js http.Agent implementation automatically.
@clickhouse/client
The official TypeScript client for connecting Node.js applications to ClickHouse over HTTP.
LiteLLM
Call 100+ LLM APIs from OpenAI to Anthropic to Bedrock through one unified, OpenAI-format Python interface.
LangChain
The most widely adopted Python framework for building LLM-powered agents and applications
http-proxy-middleware
The one-liner Node.js proxy middleware for connect, express, next.js, hono, and more.
forge
A native, pure-JavaScript implementation of TLS and PKI cryptography for building crypto-based Node.js and browser apps.
got
Human-friendly and powerful HTTP request library for Node.js, with retries, streams, pagination, and RFC 7234 caching built in.
Echo
A minimalist, high-performance Go web framework with a radix-tree router, built-in middleware chain, and first-class HTTP/2 support.
@e2b/code-interpreter
JavaScript/TypeScript SDK for running AI-generated code in stateful, isolated E2B cloud sandboxes
TokenLens
Typed model registry and token/cost utilities for context budgeting in AI apps
@vitejs/plugin-basic-ssl
A Vite plugin that generates a self-signed certificate so your dev and preview servers can run over HTTPS with zero setup.
Capacitor
Build native iOS, Android, and Progressive Web Apps from a single web codebase