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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
- List stars
- 3,108
- README repos
- 184
- Indexed repos
- 141
- List commits
- 108
- Forks
- 333
- Open issues
- 105
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GitHub stars and default-branch commits for ai-boost/awesome-harness-engineering.
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mem0ai/mem0
Universal memory layer for AI Agents
AI dev
GitHub topics
- Updated
- 2026-07-16
- Lists
- 8 list mentions
- First commit
- 2023-06-20
- License
- Apache-2.0
- Issues
- 627 open
61,015
stars
- Forks
- 7,101
- Commits
- 2,488 commits
- Star growth, last 7 days
- +432 +0.7%
- Commit velocity, last 7 days
- +9 +0.4%
microsoft/autogen
A programming framework for agentic AI
AI dev
GitHub topics
- Updated
- 2026-04-15
- Lists
- 9 list mentions
- First commit
- 2020-12-04
- License
- CC-BY-4.0
- Issues
- 954 open
59,762
stars
- Forks
- 8,997
- Commits
- 3,782 commits
- Star growth, last 7 days
- 0 0.0%
- Commit velocity, last 7 days
- 0 0.0%
crewAIInc/crewAI
Framework for orchestrating role-playing, autonomous AI agents. By fostering collaborative intelligence, CrewAI empowers agents to work together seamlessly, tackling complex tasks.
AI dev
GitHub topics
- Updated
- 2026-07-17
- Lists
- 6 list mentions
- First commit
- 2023-10-27
- License
- MIT
- Issues
- 657 open
55,679
stars
- Forks
- 7,860
- Commits
- 2,656 commits
- Star growth, last 7 days
- +342 +0.6%
- Commit velocity, last 7 days
- +18 +0.7%
langchain-ai/langgraph
Build resilient agents.
AI dev
GitHub topics
- Updated
- 2026-07-03
- Lists
- 5 list mentions
- First commit
- 2023-08-09
- License
- MIT
- Issues
- 601 open
36,420
stars
- Forks
- 6,102
- Commits
- 6,992 commits
- Star growth, last 7 days
- No 7-day history
- Commit velocity, last 7 days
- 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
- 2026-07-15
- Lists
- 2 list mentions
- First commit
- 2025-04-11
- License
- MIT
- Issues
- 75 open
29,239
stars
- Forks
- 4,660
- Commits
- 4,411 commits
- Star growth, last 7 days
- 0 0.0%
- Commit velocity, last 7 days
- 0 0.0%
openai/openai-agents-python
A lightweight, powerful framework for multi-agent workflows
AI dev
- Updated
- 2026-07-17
- Lists
- 5 list mentions
- First commit
- 2025-03-11
- License
- MIT
- Issues
- 53 open
27,954
stars
- Forks
- 4,339
- Commits
- 1,735 commits
- Star growth, last 7 days
- +153 +0.6%
- Commit velocity, last 7 days
- +19 +1.1%
mastra-ai/mastra
Mastra is the modern TypeScript framework for AI-powered applications and agents.
AI dev
Stack
- Updated
- 2026-07-17
- Lists
- 6 list mentions
- First commit
- 2024-08-06
- License
- NOASSERTION
- Issues
- 438 open
26,258
stars
- Forks
- 2,443
- Commits
- 16,834 commits
- Star growth, last 7 days
- +225 +0.9%
- Commit velocity, last 7 days
- +212 +1.3%
rohitg00/agentmemory
#1 Persistent memory for AI coding agents based on real-world benchmarks
AI dev
Stack
GitHub topics
- Updated
- 2026-07-13
- Lists
- 4 list mentions
- First commit
- 2026-02-25
- License
- Apache-2.0
- Issues
- 384 open
25,149
stars
- Forks
- 2,079
- Commits
- 463 commits
- Star growth, last 7 days
- 0 0.0%
- Commit velocity, last 7 days
- 0 0.0%
a2aproject/A2A
Agent2Agent (A2A) is an open protocol enabling communication and interoperability between opaque agentic applications.
AI dev
GitHub topics
- Updated
- 2026-07-14
- Lists
- 3 list mentions
- First commit
- 2025-03-25
- License
- Apache-2.0
- Issues
- 222 open
24,789
stars
- Forks
- 2,506
- Commits
- 589 commits
- Star growth, last 7 days
- 0 0.0%
- Commit velocity, last 7 days
- 0 0.0%
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
- 2026-07-15
- Lists
- 3 list mentions
- First commit
- 2025-04-02
- License
- Apache-2.0
- Issues
- 650 open
20,613
stars
- Forks
- 3,694
- Commits
- 3,302 commits
- Star growth, last 7 days
- 0 0.0%
- Commit velocity, last 7 days
- 0 0.0%
vectorize-io/hindsight
Hindsight: Agent Memory That Learns
AI dev
GitHub topics
- Updated
- 2026-07-11
- Lists
- 4 list mentions
- First commit
- 2025-10-30
- License
- MIT
- Issues
- 133 open
18,274
stars
- Forks
- 1,115
- Commits
- 2,062 commits
- Star growth, last 7 days
- 0 0.0%
- Commit velocity, last 7 days
- 0 0.0%
Arize-ai/phoenix
AI Observability & Evaluation
AI dev
GitHub topics
- Updated
- 2026-07-02
- Lists
- 5 list mentions
- First commit
- 2022-11-09
- License
- NOASSERTION
- Issues
- 613 open
10,369
stars
- Forks
- 952
- Commits
- 8,940 commits
- Star growth, last 7 days
- No 7-day history
- Commit velocity, last 7 days
- No 7-day history
TencentCloud/CubeSandbox
Instant, Concurrent, Secure & Lightweight Sandbox for AI Agents.
AI dev
- Updated
- 2026-07-14
- Lists
- 3 list mentions
- First commit
- 2026-04-16
- License
- NOASSERTION
- Issues
- 160 open
10,168
stars
- Forks
- 985
- Commits
- 536 commits
- Star growth, last 7 days
- 0 0.0%
- Commit velocity, last 7 days
- 0 0.0%
lastmile-ai/mcp-agent
Build effective agents using Model Context Protocol and simple workflow patterns
AI dev
- Updated
- 2026-01-25
- Lists
- 3 list mentions
- First commit
- 2024-12-18
- License
- Apache-2.0
- Issues
- 138 open
8,429
stars
- Forks
- 859
- Commits
- 767 commits
- Star growth, last 7 days
- +13 +0.2%
- Commit velocity, last 7 days
- 0 0.0%
NVIDIA-NeMo/Guardrails
NeMo Guardrails is an open-source toolkit for easily adding programmable guardrails to LLM-based conversational systems.
AI dev
GitHub topics
- Updated
- 2026-07-14
- Lists
- 2 list mentions
- First commit
- 2023-04-25
- License
- NOASSERTION
- Issues
- 173 open
6,700
stars
- Forks
- 768
- Commits
- 3,726 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
- 2026-07-16
- Lists
- 2 list mentions
- First commit
- 2025-05-16
- License
- Apache-2.0
- Issues
- 545 open
6,612
stars
- Forks
- 961
- Commits
- 2,195 commits
- Star growth, last 7 days
- +95 +1.5%
- Commit velocity, last 7 days
- +34 +1.6%
omnigent-ai/omnigent
Omnigent is an open-source AI agent framework and meta-harness: orchestrate Claude Code, Codex, Cursor, Pi, and custom agents — swap harnesses without rewriting, enforce policies and sandboxing, and collaborate in real time from any device.
AI dev
GitHub topics
- Updated
- 2026-07-03
- Lists
- 3 list mentions
- First commit
- 2026-06-13
- License
- Apache-2.0
- Issues
- 407 open
6,069
stars
- Forks
- 782
- Commits
- 1,105 commits
- Star growth, last 7 days
- No 7-day history
- Commit velocity, last 7 days
- No 7-day history
MinishLab/semble
Fast and Accurate Code Search for Agents. Uses ~98% fewer tokens than grep+read
AI dev
GitHub topics
- Updated
- 2026-07-16
- Lists
- 1 list mention
- First commit
- 2026-04-06
- License
- MIT
- Issues
- 9 open
5,633
stars
- Forks
- 236
- Commits
- 121 commits
- Star growth, last 7 days
- +55 +1.0%
- Commit velocity, last 7 days
- +1 +0.8%
agentgateway/agentgateway
Next Generation Agentic Proxy for AI Agents and MCP servers
GitHub topics
- Updated
- 2026-07-14
- Lists
- 3 list mentions
- First commit
- 2025-03-18
- License
- Apache-2.0
- Issues
- 305 open
3,855
stars
- Forks
- 641
- Commits
- 2,139 commits
- Star growth, last 7 days
- 0 0.0%
- Commit velocity, last 7 days
- 0 0.0%
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
- 2026-07-14
- Lists
- 2 list mentions
- First commit
- 2025-07-16
- License
- Apache-2.0
- Issues
- 414 open
3,190
stars
- Forks
- 1,235
- Commits
- 613 commits
- Star growth, last 7 days
- 0 0.0%
- Commit velocity, last 7 days
- 0 0.0%
microsoft/skills
Skills, MCP servers, Custom Agents, Agents.md for SDKs to ground Coding Agents
AI dev
- Updated
- 2026-07-11
- Lists
- 2 list mentions
- First commit
- 2026-01-16
- License
- MIT
- Issues
- 61 open
2,734
stars
- Forks
- 309
- Commits
- 668 commits
- Star growth, last 7 days
- 0 0.0%
- Commit velocity, last 7 days
- 0 0.0%
greyhaven-ai/autocontext
a recursive self-improving harness designed to help your agents (and future iterations of those agents) succeed on any task
AI dev
GitHub topics
- Updated
- 2026-07-12
- Lists
- 1 list mention
- First commit
- 2026-02-12
- License
- Apache-2.0
- Issues
- 0 open
1,243
stars
- Forks
- 102
- Commits
- 1,962 commits
- Star growth, last 7 days
- 0 0.0%
- Commit velocity, last 7 days
- 0 0.0%
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
- 2 open
1,010
stars
- Forks
- 184
- Commits
- 15 commits
- Star growth, last 7 days
- 0 0.0%
- Commit velocity, last 7 days
- 0 0.0%
rotorstar/hitl-protocol
Human-in-the-Loop Protocol for Autonomous Agent Services — Open Standard (v0.8)
GitHub topics
- Updated
- 2026-07-11
- Lists
- 1 list mention
- First commit
- 2026-02-23
- License
- Apache-2.0
- Issues
- 1 open
- Forks
- 0
- Commits
- 43 commits
- Star growth, last 7 days
- 0 0.0%
- Commit velocity, last 7 days
- 0 0.0%