Sandbox
207 repos for claude- · HarnessesClear
addyosmani/
factory

A reference software factory for Claude Code and Codex

179
htdt/godogenHarnesses

Autonomous game development for Godot, Bevy, and Babylon.js with Claude Code and Codex

6.8k

Claude Code context engineering & planning system for individual AI development workflows

166
ChristopherKahler/
paul

Plan-Apply-Unify Loop — Structured AI-assisted development for Claude Code. Quality over speed-for-speed's-sake.

1.2k
JasonxzWen/
harness-hub

Repository-first deterministic migration and atomic Skill source for Claude Code and Codex.

72

Multi-agent orchestration for Claude Code. Persistent memory, tasks, rules, and skills that make AI agents actually coordinate.

161

Project continuity for Claude Code and Codex: a roadmap beside your code, grounded handoffs, and clear task status.

34
zhiyuzi/
Signex

Personal intelligence agent powered by Claude Code. Describe what to watch, it collects, analyzes, and learns — with extensible sensors and lenses.

98
Ancienttwo/
repo-harness

File-backed workflow harness for reliable Claude Code and Codex sessions.

431
denolfe/
dotfiles

:floppy_disk: dotfiles for macOS - includes zsh, claude, hyper key, global shortcuts, and tmux configurations. Installation via dotbot.

87
kingbee-helix/
helix-agent

Personal AI agent harness powered by Claude Code. Always-on access through Discord, Telegram, or a built-in web UI.

46
OpenTradeOSS/
OpenTrade

The open-source trading harness for Claude Code / Codex agents.

199
marcusgoll/
Spec-Flow

Turn product ideas into production launches with Spec-Driven Development. Repeatable Claude Code workflows with quality gates, token budgets, and auditable artifacts.

92

Agentic development harness for Claude Code — SPEC-driven plan/run/sync, TRUST 5 quality gates, model+effort routing, and Claude×GLM multi-LLM cost control. Single Go binary, 16 languages, zero deps.

1.2k

Plinth is an AI-native engineering toolkit for modern Java enterprise SDLC, built around reusable Commands, Agents, Skills, and MCP Servers.

438
tripleyak/
SkillForge

A skill creator that proves its skills work. Evidence-driven skill creation for Claude Code and Codex: baseline-tested generation, per-skill regression evals, ecosystem doctor, cross-runtime compile, and an opt-in proactive advisor.

890
davidmatousek/
tachi

Threat modeling and AI-reasoning vulnerability detection harness for Claude Code — STRIDE + AI + MAESTRO

92

Playwright for coding agents. Benchmark Claude Code, Codex, Gemini, and OpenCode on your own tasks - and test that your skills, MCP servers, and CLIs work when an agent uses them. Sandboxed YAML suites, activation checks, A/B experiments, CI gates.

127
AR6420/
Hail_Hydra

🐉 Hail Hydra — Multi-headed speculative execution framework for Claude Code. 10 AI agents, 3x faster, ~70% cheaper. Inspired by speculative decoding.

47
KonghaYao/
peri

14MB ACP-Rust Agent, Claude Code Plugin compatible, Dynamic Workflow, Goal, Artifacts, Free Web Search, full feature and better support!

164
infinri/
Writ
infinri/WritHarnesses

Governance runtime for Claude Code. Enforces workflow gates at tool time, delivers the engineering rules relevant to the work, and preserves decision provenance across sessions.

197
MiaoDX/
intuitive-flow

Shared config, skills, and update scripts for Claude Code, Codex, and Gemini CLI

48
avelikiy/
great_cto

You already have the agent. This is everything around it. great_cto runs Claude Code as a pipeline of 70 specialist agents — an independent model checks each stage before the next builds on it, spending caps refuse rather than warn, and three decisions stay yours: what gets built, how, and whether it ships.

92
mvschwarz/
openrig

Multi-agent harness that runs Claude Code and Codex together as one system

66