Starred repositories
A single CLAUDE.md file to improve Claude Code behavior, derived from Andrej Karpathy's observations on LLM coding pitfalls.
Find the ghost tokens. Fix them. Survive compaction. Avoid context quality decay.
Package any component into a self-contained, isolated widget
A portable open-source operating system for agents. ~6 ms coldstarts, 32x cheaper than sandboxes. Powered by WebAssembly and V8 isolates.
The billing framework for TypeScript. Code-first products, handles Stripe, webhooks, and usage state, runs in your app.
From field tape to rough cut — transcribe, mark clips, assemble audio pieces. Built for radio journalists and podcast producers.
A syntax-highlighting pager for git, diff, grep, rg --json, and blame output
Regression testing for AI agents. Snapshot behavior,diff tool calls,catch regressions in CI. Works with LangGraph, CrewAI, OpenAI, Anthropic.
An open-source long-horizon SuperAgent harness that researches, codes, and creates. With the help of sandboxes, memories, tools, skill, subagents and message gateway, it handles different levels of…
Open-source PII cloaking + tamper-evident audit logs for LLM API calls
Max is a federated data connectivity layer that puts searchable data next to your deployed agent
The headless rich text editor framework for web artisans.
Let coding agents diagnose and fix your React code
Build ultra fast, tiny, and cross-platform desktop apps with Typescript.
The most comprehensive authentication framework for TypeScript
Lightweight coding agent that runs in your terminal
Claude Code is an agentic coding tool that lives in your terminal, understands your codebase, and helps you code faster by executing routine tasks, explaining complex code, and handling git workflo…
Get 10X more out of Claude Code, Codex or any coding agent
📈 Swetrix is a cookie-less, open source, privacy-first web analytics, website speed monitoring and error tracking service that you can host yourself or use in the cloud. Get started for free!
Browser automation CLI for AI agents
AG-UI: the Agent-User Interaction Protocol. Bring Agents into Frontend Applications.
No-as-a-Service (NaaS) is a simple API that returns a random rejection reason. Use it when you need a realistic excuse, a fun “no,” or want to simulate being turned down in style.
A package to generate Mermaid Flowchart syntax from JSON Canvas data
🪢 Open source LLM engineering platform: LLM Observability, metrics, evals, prompt management, playground, datasets. Integrates with OpenTelemetry, Langchain, OpenAI SDK, LiteLLM, and more. 🍊YC W23
A dynamic FastAPI router that automatically creates CRUD routes for your models