Use your most capable model to audit your codebase and write plans for cheaper models to execute.

Starter app to build with OpenAI ChatKit SDK

Bicep type support for AWS

A highly extensible Git implementation in pure Go.

a fast local diff viewer

Run your CDK-built app locally, no deploy needed — standalone, or kept local while it reaches the real AWS resources and data it depends on, with no `.env` or local copies to maintain.

A simple SWE style browser agent framework that achieves SOTA results on long horizon web tasks.

IntelliJ SDK Platform Documentation

Build product integrations with AI.

A set of tools for the Kotlin language, with a focus on user experience and tooling

pyslang-mcp is a read-only Model Context Protocol server for compiler-backed Verilog and SystemVerilog analysis. It uses pyslang to parse HDL projects, report diagnostics, inspect design units and …

A fast implementation of Aho-Corasick in Rust.

An efficient, reliable parser for CommonMark, a standard dialect of Markdown

A lightweight desktop app to manage, sync, and organize AI agent skills across 15+ coding tools — Cursor, Claude Code, Codex, Copilot, and more.

Kiro is an agentic IDE that works alongside you from prototype to production.

Rust Runtime for ANTLR4

The next generation of ANTLR, a powerful parser generator for reading, processing, executing, or translating structured text or binary files.

A comprehensive C language grammar parser library written in Rust, implementing the C23 standard (ISO/IEC 9899:2023).

The Plus version of CLIProxyAPI

Prism Ruby parser

High-performance code risk telemetry engine for structural hotspot analysis. Correlates AST-based complexity metrics with Git churn signals to identify volatile, high-risk code regions.

LaTeX to XML convertor

Language-agnostic pretty-printing through machine learning (uh, like, is this possible? YES, apparently).

Review-first terminal diff viewer for agentic coders

Rust based powershell parser

Fast, flexible graph database for code relationships with 16 production-ready language parsers — Python, Rust, TypeScript, Go, C/C++, Java, Kotlin, C#, PHP, Ruby, Swift, Tcl, Verilog, COBOL, Fortran

Golang syntax parser in Rust

CommonMark + GFM compatible Markdown parser and renderer