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Awesome Harness Engineering
Awesome list for AI agent harness engineering: tools, patterns, evals, memory, MCP, permissions, observability, and orchestration.
ai-boost/awesome-harness-engineering
#agent-harness
#agent-memory
#agent-orchestration
#ai-agent-harness
#ai-agents
#awesome-list
#context-engineering
#harness-engineering
#mcp
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- 108
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- 672
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- 260
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langgenius/dify
Build Agentic workflows, RAG pipelines, with rich AI model and tool support on one collaborative workspace. Deploy on cloud, VPC, or self-hosted, so teams move from prototype to production without rebuilding the stack.
AI dev
GitHub topics
- Updated
- 2026-09-24
- Lists
- 10 list mentions
- First commit
- 2023-05-15
- License
- NOASSERTION
- Issues
- 1,077 open
157,016
stars
- Forks
- 24,738
- Commits
- 13,615 commits
- Star growth, last 7 days
- No 7-day history
- Commit velocity, last 7 days
- No 7-day history
vectorize-io/hindsight
Hindsight: Agent Memory That Learns
AI dev
GitHub topics
- Updated
- 2026-10-16
- Lists
- 5 list mentions
- First commit
- 2025-10-30
- License
- MIT
- Issues
- 138 open
50,550
stars
- Forks
- 6,113
- Commits
- 3,700 commits
- Star growth, last 7 days
- +2,426 +5.0%
- Commit velocity, last 7 days
- +127 +3.6%
wshobson/agents
Multi-harness agentic plugin marketplace for Claude Code, Codex, Cursor, OpenCode, GitHub Copilot, and Google Antigravity
AI dev
GitHub topics
- Updated
- 2026-09-07
- Lists
- 4 list mentions
- First commit
- 2025-07-24
- License
- MIT
- Issues
- 8 open
39,600
stars
- Forks
- 4,220
- Commits
- 569 commits
- Star growth, last 7 days
- No 7-day history
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- No 7-day history
ComposioHQ/composio
Composio powers 1000+ toolkits, tool search, context management, authentication, and a sandboxed workbench to help you build AI agents that turn intent into action.
AI dev
GitHub topics
- Updated
- 2026-09-08
- Lists
- 3 list mentions
- First commit
- 2025-04-11
- License
- MIT
- Issues
- 79 open
30,099
stars
- Forks
- 4,783
- Commits
- 5,127 commits
- Star growth, last 7 days
- No 7-day history
- Commit velocity, last 7 days
- No 7-day history
google/adk-python
An open-source, code-first Python toolkit for building, evaluating, and deploying sophisticated AI agents with flexibility and control.
AI dev
GitHub topics
- Updated
- 2026-09-09
- Lists
- 5 list mentions
- First commit
- 2025-04-02
- License
- Apache-2.0
- Issues
- 521 open
21,457
stars
- Forks
- 3,973
- Commits
- 4,142 commits
- Star growth, last 7 days
- No 7-day history
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- No 7-day history
cobusgreyling/loop-engineering
Practical patterns, starters & CLI tools for loop engineering with AI coding agents. Design systems that prompt and orchestrate agents (inspired by Addy Osmani and Boris Cherny). Includes loop-audit, loop-init, loop-cost.
AI dev
Stack
GitHub topics
- Updated
- 2026-10-17
- Lists
- 3 list mentions
- First commit
- 2026-06-09
- License
- MIT
- Issues
- 12 open
11,565
stars
- Forks
- 1,594
- Commits
- 588 commits
- Star growth, last 7 days
- 0 0.0%
- Commit velocity, last 7 days
- 0 0.0%
strands-agents/harness-sdk
Build an agent harness and control it end-to-end. Open-source SDK for production AI agents in Python & TypeScript - any model, any cloud.
AI dev
GitHub topics
- Updated
- 2026-10-16
- Lists
- 6 list mentions
- First commit
- 2025-05-16
- License
- Apache-2.0
- Issues
- 1,006 open
8,843
stars
- Forks
- 1,383
- Commits
- 2,987 commits
- Star growth, last 7 days
- +81 +0.9%
- Commit velocity, last 7 days
- +67 +2.3%
open-multi-agent/open-multi-agent
Self-hosted TypeScript agent runtime with durable approvals and verifiable run records. Own it, approve it, audit it.
AI dev
- Updated
- 2026-09-18
- Lists
- 6 list mentions
- First commit
- 2026-03-31
- License
- MIT
- Issues
- 4 open
- Forks
- 2,434
- Commits
- 572 commits
- Star growth, last 7 days
- No 7-day history
- Commit velocity, last 7 days
- No 7-day history
agentscope-ai/agentscope-java
Build distributed, production-grade, long-running agents.
AI dev
GitHub topics
- Updated
- 2026-10-17
- Lists
- 2 list mentions
- First commit
- 2025-09-23
- License
- Apache-2.0
- Issues
- 911 open
6,014
stars
- Forks
- 1,495
- Commits
- 1,248 commits
- Star growth, last 7 days
- 0 0.0%
- Commit velocity, last 7 days
- 0 0.0%
ModelEngine-Group/nexent
Nexent is a zero-code platform for auto-generating production-grade AI agents using Harness Engineering principles — unified tools, skills, memory, and orchestration with built-in constraints, feedback loops, and control planes.
AI dev
GitHub topics
- Updated
- 2026-09-10
- Lists
- 3 list mentions
- First commit
- 2025-04-28
- License
- MIT
- Issues
- 262 open
5,859
stars
- Forks
- 725
- Commits
- 5,745 commits
- Star growth, last 7 days
- No 7-day history
- Commit velocity, last 7 days
- No 7-day history
truefoundry/trueforge
The open-source agent harness - the runtime layer that turns an LLM into a working agent.
AI dev
Stack
GitHub topics
- Updated
- 2026-09-10
- Lists
- 3 list mentions
- First commit
- 2026-07-23
- License
- MIT
- Issues
- 91 open
5,363
stars
- Forks
- 396
- Commits
- 585 commits
- Star growth, last 7 days
- No 7-day history
- Commit velocity, last 7 days
- No 7-day history
awslabs/agentcore-samples
Amazon Bedrock Agentcore accelerates AI agents into production with the scale, reliability, and security, critical to real-world deployment.
AI dev
GitHub topics
- Updated
- 2026-09-05
- Lists
- 2 list mentions
- First commit
- 2025-07-16
- License
- Apache-2.0
- Issues
- 429 open
3,337
stars
- Forks
- 1,317
- Commits
- 687 commits
- Star growth, last 7 days
- No 7-day history
- Commit velocity, last 7 days
- No 7-day history
wquguru/harness-books
📚 Two books on harness engineering — the design philosophies behind Claude Code & Codex: constraints, query loops, context governance, multi-agent verification. harness-books.agentway.dev
AI dev
Stack
GitHub topics
- Updated
- 2026-04-19
- Lists
- 2 list mentions
- First commit
- 2026-04-01
- License
- Unknown
- Issues
- 5 open
3,081
stars
- Forks
- 364
- Commits
- 39 commits
- Star growth, last 7 days
- No 7-day history
- Commit velocity, last 7 days
- No 7-day history