The best autoharness alternatives

planning-with-files

OthmanAdi/planning-with-files

Persistent file-based planning for AI coding agents and long-running tasks. Crash-proof markdown plans, session recovery after /clear and compaction, per-turn re-injection against context rot, deterministic completion gate. Manus-style. Install from npm, the Claude Code plugin marketplace, or npx skills. Codex, Cursor, OpenCode, 60+ agents.

Choose planning-with-files if…

• you want the more widely starred option (27.9k)
• you specifically need autonomous-agents or claude

Shares agent-skills, claude-code, llm-agents with autoharness.

ponytail

DietrichGebert/ponytail

Makes your AI agent think like the laziest senior dev in the room. The best code is the code you never wrote.

Choose ponytail if…

• you would rather work in JavaScript than Python
• you want the more widely starred option (183.4k)
• you specifically need ai-agents or claude

Shares agent-skills, claude-code, claude-code-plugin with autoharness.

agents

wshobson/agents

Multi-harness agentic plugin marketplace for Claude Code, Codex, Cursor, OpenCode, GitHub Copilot, and Google Antigravity

Choose agents if…

• you want the more widely starred option (42.1k)
• you specifically need agentic-ai or agents

Shares agent-skills, claude-code with autoharness.

claude-skills

alirezarezvani/claude-skills

380 Claude Code skills & agent skills & plugins (30+ Agents, 70+ custom commands, 380+ skills, customizable references, scripts)for Claude Code, Codex, Gemini CLI, Cursor, and 8 more coding agents — engineering, marketing, product, compliance, C-level advisory, research, business operations, commercial & finance, and your daily productivity skills.

Choose claude-skills if…

• you want the more widely starred option (29.2k)
• you specifically need agent-plugins or agentic-ai

Shares agent-skills, claude-code with autoharness.

claude-obsidian

AgriciDaniel/claude-obsidian

Self-organizing AI second brain for Obsidian + Claude Code. Drop any source and Claude reads, links, and files it into one connected knowledge graph of plain Markdown you own. AI note-taking, personal knowledge management (PKM), and an open-source Notion alternative. Based on Karpathy's LLM Wiki pattern.

Choose claude-obsidian if…

• you want the more widely starred option (16.1k)
• you specifically need ai-note-taking or ai-second-brain

Shares agent-skills, claude-code with autoharness.

OpenMythos

kyegomez/OpenMythos

A theoretical reconstruction of the Claude Mythos architecture, built from first principles using the available research literature.

Choose OpenMythos if…

• you specifically need ai or anthropic

Shares claude-code, claude-code-plugin with autoharness.

drawio-skill

Agents365-ai/drawio-skill

Agent skill that turns natural language, code, Terraform/K8s, SQL, OpenAPI, AsyncAPI and Protobuf sources into editable, tested draw.io architecture diagrams: incremental sync, multi-view projection, drift diff, CI architecture tests, whiteboard derasterize, interactive HTML/PPTX/Mermaid exports.

Choose drawio-skill if…

• you specifically need architecture or architecture-diagram

Shares agent-skills, claude-code with autoharness.

code-graph-rag

vitali87/code-graph-rag

The ultimate RAG for your monorepo. Query, understand, and edit multi-language codebases with the power of AI and knowledge graphs

Choose code-graph-rag if…

• you prefer a smaller, narrower project to a large one
• you specifically need ai or ast

Shares claude-code, python with autoharness.

obsidian-second-brain

eugeniughelbur/obsidian-second-brain

Persistent memory for Claude Code and 6 other CLI agents, stored as plain markdown in your Obsidian vault. Stop re-explaining your projects, decisions and people every session. 45 commands: hybrid semantic search, self-rewriting notes, key-less web research, and scheduled agents that maintain the vault while you sleep.

Choose obsidian-second-brain if…

• you prefer a smaller, narrower project to a large one
• you specifically need ai-agents or ai-note-taking

Shares agent-skills, claude-code with autoharness.

linkedin-mcp-server

stickerdaniel/linkedin-mcp-server

Open-source MCP server for LinkedIn. Give Claude and any MCP-compatible AI agent access to profiles, companies, jobs, and messages.

Choose linkedin-mcp-server if…

• Apache License 2.0 suits your use better than MIT License
• you prefer a smaller, narrower project to a large one
• you specifically need ai-agents or anthropic

Shares claude-code, python with autoharness.

fast-agent

evalstate/fast-agent

Code, Build and Evaluate agents - excellent Model and Skills/MCP/ACP/A2A Support

Choose fast-agent if…

• Apache License 2.0 suits your use better than MIT License
• you prefer a smaller, narrower project to a large one
• you specifically need a2a or acp

Shares agent-skills, python with autoharness.

Vibe-Skills

foryourhealth111-pixel/Vibe-Skills

Intelligent Skill routing and workflow orchestration for AI agents — +21.12 pp reward, −29.6% tokens on SkillsBench with DeepSeekV4Flash-VE.

Choose Vibe-Skills if…

• Apache License 2.0 suits your use better than MIT License
• you prefer a smaller, narrower project to a large one
• you specifically need agent-framework or agentic-coding

Shares agent-skills, claude-code with autoharness.