Developer Tools

agent-substrate

substrate

★ 3,790

Agent Substrate: the core system. Agent Substrate is a system built on top of Kubernetes which manages agent-like workloads to achieve higher scale and efficiency than Kubernetes alone can offer, with lower latency.

openrewrite

rewrite

★ 3,765

Automated mass refactoring of source code. It consists of an auto-refactoring engine that runs prepackaged, open source refactoring recipes for common framework migrations, security fixes, and stylistic consistency tasks-reducing your coding effort from hours or days to minutes.

Hypostasis-Cat

HypoMux

★ 3,648

CN Windows 多网卡带宽叠加工具。无需复杂配置，一键聚合多网卡（有线、Wi-Fi网卡、手机热点等），实现物理级多线下载与叠加网速。 EN Windows multi-NIC bandwidth aggregator. Zero complex setup. One-click to combine multiple networks (Ethernet, Wi-Fi, mobile hotspots, etc.) for physical-level concurrent downloading and multiplied speeds.

code-yeongyu

lazycodex

★ 3,636

The one and only agent harness for complex codebases. Project memory, planning, execution, and verified completion inside Codex.

julyx10

lap

★ 3,574

An offline-first photo manager for large local libraries. It is a privacy-focused alternative to cloud photo services: no forced upload, local AI search, folder-first workflow, and free to use.

kvcache-ai

AgentENV

★ 3,571

AgentENV (AENV) is a distributed platform for running agent environments at scale.

davepoon

buildwithclaude

★ 3,543

A single hub to find Claude Skills, Agents, Commands, Hooks, Plugins, and Marketplace collections to extend Claude Code, Claude Desktop, Agent SDK and OpenClaw.

edde746

plezy

★ 3,535

Modern cross-platform Plex & Jellyfin client built with Flutter. Acknowledgments Built with Flutter Supports Plex Media Server and Jellyfin Playback powered by mpv, MPVKit, Android ExoPlayer, libass-android, and libmpv-android.

wikimedia

wikipedia-ios

★ 3,448

The official Wikipedia iOS app. After running scripts/setup, you should be able to open Wikipedia.xcodeproj and run the app on the iOS Simulator (using the Wikipedia scheme and target).

commaai

opendbc

★ 3,437

a Python API for your car. While the primary focus is on supporting ADAS interfaces for openpilot, we're also interested in reading and writing as many things as we can (EV charge status, lock/unlocking doors, etc) such that we can build the best vehicle management app ever.

letta-ai

letta-code

★ 3,431

Stateful agents that are like people, with memory, identity, and the ability to learn and adapt.

mustbeperfect

definitive-opensource

★ 3,419

The definitive list of the best of (consumer facing) open source.

AcademySoftwareFoundation

openvdb

★ 3,418

OpenVDB - Sparse volume data structure and tools. It was developed by DreamWorks Animation for use in volumetric applications typically encountered in feature film production.

coveragepy

coveragepy

★ 3,409

The code coverage tool for Python. It uses the code analysis tools and tracing hooks provided in the Python standard library to determine which lines are executable, and which have been executed.

web-infra-dev

rsbuild

★ 3,390

Fast, extensible build tool for modern web development. Rsbuild English | Portuguese | 简体中文 Rsbuild is a modern build tool for web applications, powered by Rspack.

thomiceli

opengist

★ 3,369

Self-hosted pastebin powered by Git, open-source alternative to Github Gist.

superlinked

sie

★ 3,353

Open-source inference server and production cluster for all the models your agent needs.

beeware

briefcase

★ 3,349

Tools to support converting a Python project into a standalone native application.

Emanuele-web04

remodex

★ 3,329

Remote Control for Codex. Remodex is a local-first open-source bridge + iOS app that keeps the Codex runtime on your Mac and lets your phone connect through a paired secure session.

IRNova

Nova-Proxy

★ 3,298

Worker Trojan Warp DNS IP Amnezia Wireguard Sing-box Clash/Mihomo Xray.