Sandbox
91 repos for codex · Harnesses · TestingClear
shinpr/
codex-workflows

Development workflows for Codex that keep technical rigor and edge-case handling from becoming product overengineering.

37
SeemSeam/
claude_codex_bridge

Visible multi-agent CLI workspace for mixing Codex, Claude, Gemini, Kimi, Qwen, Cursor, Copilot, Pi, OpenCode, and other AI coding agents

3.5k
code-yeongyu/
lazycodex

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

3.4k
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
jay7793/
solweaver

Solweaver: a Codex software team with GPT-5.6 Sol orchestrating Terra and Luna workers.

62
Ancienttwo/
repo-harness

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

431

Multi-harness control plane for Claude Code, Codex, Cursor, and OpenCode: quota-aware rotation across multiple Claude/Codex subscriptions, shared thread context, and cross-model review.

442
zenx0x/
allinluna

Resource-aware multi-agent orchestration for Codex and DeepSeek Harness (All in Flash DSH plugin)

58
mvschwarz/
openrig

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

66
OptimiLabs/
velocity

Local-first workspace for Claude Code, Codex CLI, and Gemini CLI with sessions, analytics, workflows, and tools

44
azalio/
map-framework

Plan-then-build AI coding for Claude Code & Codex CLI — you approve the plan before the model writes a line of code. SPEC → PLAN → TEST → CODE → REVIEW → LEARN

156
AMAP-ML/
LongHorizon-Harness

The long-horizon computer-use harness. Run AI agents across desktop apps and the CLI for extended periods while preserving task state and making reliable progress on complex workflows. Features fresh-context execution, durable verified state, independent auditing, recoverable progress, and native Claude Code / Codex / OpenClaw integration.

1.5k
chaitanyagiri/
munder-difflin

A local multi-agent harness that works with your existing Claude Code, Codex subscriptions, allows you to run an office of agents

6.8k

Professional context and harness engineering for Claude Code and OpenAI Codex. Build production-grade software with spec-driven development, TDD, persistent memory, quality gates, code intelligence, human oversight, and end-to-end verification.

2.1k
hoangnb24/
repository-harness

Turn any repo into an agent-ready workspace for Claude Code, Codex, Cursor, and other coding agents.

1.2k
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

Open-source, desktop client/UI build to harness Claude Code, Codex and any other Agent accepting Agent Client Protocol. Run multiple AI coding agents side by side with rich tool visualization, MCP integrations, built-in terminal, git, browser and just about anything else you may need.

369
shinpr/
agentic-code

Agentic coding framework powered by AGENTS.md: systematic, test-first workflows with quality gates for Cursor, Codex, Gemini CLI, and AI coding agents.

49

The multi-agent harness that checks the work: verifies agent runs by artifacts (stop-hook gates, independent judges, append-only event logs) across Claude Code, Codex, Cursor, and 10+ runtimes.

1.3k
madarco/
agentbox

Run multiple agents in parallel sandboxed VMs, with a single command, on your PC or in the cloud

390
ruvnet/rufloHarnesses

🌊 The original agent meta-harness. Deploy intelligent multi-player swarms, coordinate autonomous workflows, and build conversational AI systems. Features adaptive memory, self-learning intelligence, RAG integration, and native Claude Code / Codex / Hermes and many more Integrated

72k
zxkane/
autonomous-dev-team

Turns issues into merged PRs/MRs with zero human intervention — supports GitHub and GitLab, and Claude Code, Codex CLI, Kiro CLI, Antigravitiy CLI, opencode, and other agent CLIs.

37

Universal, model-agnostic operating harness for AI agents (Claude, Codex, Gemini, …) — a lean core + work-type profiles assembled by one setup script.

185