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Awesome Agent Harness
An awesome list of Agent Harness engineering resources, including GitHub projects, tools, benchmarks, and practical guides.
Picrew/awesome-agent-harness
#agent-harness
#context-engineering
#harness-engineering
- List stars
- 1,862
- README repos
- 341
- Indexed repos
- 341
- List commits
- 34
- Forks
- 223
- Open issues
- 89
Tracked list growth
GitHub stars and default-branch commits for Picrew/awesome-agent-harness.
Latest scan 2026-10-17 10:49
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Kocoro-lab/Shannon
A production-oriented multi-agent orchestration framework.
AI dev
GitHub topics
- Updated
- 2026-09-05
- Lists
- 1 list mention
- First commit
- 2026-04-03
- License
- MIT
- Issues
- 4 open
2,259
stars
- Forks
- 354
- Commits
- 98 commits
- Star growth, last 7 days
- No 7-day history
- Commit velocity, last 7 days
- No 7-day history
getkimchi/kimchi
Terminal coding agent powered by Kimchi's multi-model orchestration
AI dev
Stack
- Updated
- 2026-09-12
- Lists
- 1 list mention
- First commit
- 2026-04-07
- License
- Apache-2.0
- Issues
- 40 open
2,225
stars
- Forks
- 138
- Commits
- 881 commits
- Star growth, last 7 days
- No 7-day history
- Commit velocity, last 7 days
- No 7-day history
maxritter/pilot-shell
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.
AI dev
Stack
- Updated
- 2026-10-07
- Lists
- 1 list mention
- First commit
- 2025-10-24
- License
- NOASSERTION
- Issues
- 1 open
2,082
stars
- Forks
- 178
- Commits
- 1,523 commits
- Star growth, last 7 days
- No 7-day history
- Commit velocity, last 7 days
- No 7-day history
sierra-research/tau2-bench
τ-Bench: A Benchmark for Tool-Agent-User Interaction in Real-World Domains
AI dev
GitHub topics
- Updated
- 2026-09-07
- Lists
- 1 list mention
- First commit
- 2025-06-10
- License
- MIT
- Issues
- 197 open
1,983
stars
- Forks
- 507
- Commits
- 199 commits
- Star growth, last 7 days
- No 7-day history
- Commit velocity, last 7 days
- No 7-day history
future-agi/future-agi
Open-source, end-to-end platform for evaluating, observing, and improving LLM and AI agent applications. Tracing · Evals · Simulations · Datasets · Gateway · Guardrails. Self-hostable. Apache 2.0.
AI dev
- Updated
- 2026-09-07
- Lists
- 5 list mentions
- First commit
- 2026-04-23
- License
- Apache-2.0
- Issues
- 809 open
1,943
stars
- Forks
- 583
- Commits
- 4,849 commits
- Star growth, last 7 days
- No 7-day history
- Commit velocity, last 7 days
- No 7-day history
Human-Agent-Society/reef
Continual learning infra for self-improving agents
AI dev
- Updated
- 2026-09-15
- Lists
- 3 list mentions
- First commit
- 2026-08-31
- License
- Apache-2.0
- Issues
- 58 open
1,698
stars
- Forks
- 108
- Commits
- 286 commits
- Star growth, last 7 days
- No 7-day history
- Commit velocity, last 7 days
- No 7-day history
stanford-iris-lab/meta-harness
Reference code for the Meta-Harness paper.
GitHub topics
- Updated
- 2026-07-11
- Lists
- 2 list mentions
- First commit
- 2026-04-15
- License
- MIT
- Issues
- 7 open
1,520
stars
- Forks
- 147
- Commits
- 18 commits
- Star growth, last 7 days
- No 7-day history
- Commit velocity, last 7 days
- No 7-day history
NVIDIA-NeMo/Gym
Evaluate and improve models and agents using environments
AI dev
GitHub topics
- Updated
- 2026-09-08
- Lists
- 1 list mention
- First commit
- 2025-08-25
- License
- Apache-2.0
- Issues
- 783 open
1,172
stars
- Forks
- 316
- Commits
- 1,206 commits
- Star growth, last 7 days
- No 7-day history
- Commit velocity, last 7 days
- No 7-day history
rasbt/mini-coding-agent
Minimal and readable coding agent harness implementation in Python to explain the core components of coding agents.
- Updated
- 2026-04-07
- Lists
- 2 list mentions
- First commit
- 2026-04-02
- License
- Apache-2.0
- Issues
- 3 open
1,157
stars
- Forks
- 210
- Commits
- 15 commits
- Star growth, last 7 days
- No 7-day history
- Commit velocity, last 7 days
- No 7-day history
JudgmentLabs/judgeval
The Continuous-Improvement Stack for Agents. Our environment data and evals power agent improvement and monitoring.
GitHub topics
- Updated
- 2026-09-09
- Lists
- 1 list mention
- First commit
- 2024-10-25
- License
- Apache-2.0
- Issues
- 38 open
1,060
stars
- Forks
- 99
- Commits
- 1,776 commits
- Star growth, last 7 days
- No 7-day history
- Commit velocity, last 7 days
- No 7-day history
TIGER-AI-Lab/ClawBench
Open-source benchmark for browser AI agents on daily tasks.
AI dev
- Updated
- 2026-10-17
- Lists
- 2 list mentions
- First commit
- 2026-04-10
- License
- Apache-2.0
- Issues
- 47 open
1,054
stars
- Forks
- 64
- Commits
- 549 commits
- Star growth, last 7 days
- 0 0.0%
- Commit velocity, last 7 days
- 0 0.0%
pydantic/pydantic-ai-harness
Batteries for your Pydantic AI agent.
Archived
AI dev
- Updated
- 2026-10-02
- Lists
- 1 list mention
- First commit
- 2026-03-20
- License
- MIT
- Issues
- 102 open
- Forks
- 150
- Commits
- 406 commits
- Star growth, last 7 days
- +7 +0.7%
- Commit velocity, last 7 days
- 0 0.0%
china-qijizhifeng/agentic-harness-engineering
Official AHE code — Agentic Harness Engineering: observability-driven automatic evolution of coding-agent harnesses (concurrent w/ meta-harness). NexAU-AHE reaches 84.7% ± 2.1 pass@1 on Terminal-Bench 2 (GPT-5.5). Lifts GPT-5.4 69.7→77.0% over 10 iters, beats Codex/ACE/Training-Free GRPO; frozen harness transfers to SWE-bench-Verified.
AI dev
- Updated
- 2026-08-03
- Lists
- 2 list mentions
- First commit
- 2026-04-26
- License
- MIT
- Issues
- 9 open
- Forks
- 98
- Commits
- 47 commits
- Star growth, last 7 days
- No 7-day history
- Commit velocity, last 7 days
- No 7-day history
cuga-project/cuga-agent
CUGA is an open-source generalist agent harness for the enterprise, supporting complex task execution on web and APIs, OpenAPI/MCP integrations, composable architecture, reasoning modes, and policy-aware features.
AI dev
GitHub topics
- Updated
- 2026-09-18
- Lists
- 2 list mentions
- First commit
- 2025-09-11
- License
- NOASSERTION
- Issues
- 182 open
879
stars
- Forks
- 156
- Commits
- 480 commits
- Star growth, last 7 days
- No 7-day history
- Commit velocity, last 7 days
- No 7-day history
cisco-ai-defense/defenseclaw
Security Governance for Agentic AI
AI dev
- Updated
- 2026-10-02
- Lists
- 1 list mention
- First commit
- 2026-03-22
- License
- Apache-2.0
- Issues
- 116 open
- Forks
- 159
- Commits
- 424 commits
- Star growth, last 7 days
- No 7-day history
- Commit velocity, last 7 days
- No 7-day history
UKGovernmentBEIS/inspect_evals
Collection of evals for Inspect AI
AI dev
- Updated
- 2026-09-09
- Lists
- 1 list mention
- First commit
- 2024-10-02
- License
- MIT
- Issues
- 223 open
- Forks
- 427
- Commits
- 2,725 commits
- Star growth, last 7 days
- No 7-day history
- Commit velocity, last 7 days
- No 7-day history
harbor-framework/terminal-bench
Measuring and evolving with the frontier of agent work
- Updated
- 2026-09-03
- Lists
- 2 list mentions
- First commit
- 2025-01-17
- License
- Apache-2.0
- Issues
- 255 open
- Forks
- 454
- Commits
- 567 commits
- Star growth, last 7 days
- No 7-day history
- Commit velocity, last 7 days
- No 7-day history
neosigmaai/auto-harness
Bring your own agent and build a self-improving agentic system. Automatically mine failures, optimize the agent harness, and gate against regressions.
- Updated
- 2026-07-08
- Lists
- 2 list mentions
- First commit
- 2026-04-04
- License
- MIT
- Issues
- 8 open
536
stars
- Forks
- 61
- Commits
- 12 commits
- Star growth, last 7 days
- No 7-day history
- Commit velocity, last 7 days
- No 7-day history
omnirexflora-labs/omnicoreagent
Open Python agent harness for production AI apps: tools, MCP, memory, workspace, telemetry, subagents, background tasks, and OmniServe APIs.
GitHub topics
- Updated
- 2026-09-22
- Lists
- 1 list mention
- First commit
- 2025-03-19
- License
- MIT
- Issues
- 4 open
- Forks
- 58
- Commits
- 1,007 commits
- Star growth, last 7 days
- No 7-day history
- Commit velocity, last 7 days
- No 7-day history
OpenHands/benchmarks
Evaluation harness for OpenHands V1.
AI dev
- Updated
- 2026-09-04
- Lists
- 1 list mention
- First commit
- 2025-09-02
- License
- MIT
- Issues
- 64 open
120
stars
- Forks
- 86
- Commits
- 436 commits
- Star growth, last 7 days
- No 7-day history
- Commit velocity, last 7 days
- No 7-day history
ServiceNow/webarena-verified
A verified version of the WebArena Benchmark
- Updated
- 2026-03-08
- Lists
- 1 list mention
- First commit
- 2025-09-30
- License
- Apache-2.0
- Issues
- 13 open
- Forks
- 9
- Commits
- 22 commits
- Star growth, last 7 days
- No 7-day history
- Commit velocity, last 7 days
- No 7-day history