# longhorizon-harness alternatives: 12 Claude Code plugins like amap-ml/longhorizon-harness

Flowy lists 210 other Automation plugins like longhorizon-harness, ranked by shared technologies, then GitHub stars; nothing in this list is paid.

Published: Oct 23, 2026 · Updated: Oct 29, 2026 · Author: Flowy
Canonical: https://www.flowy.sh/alternatives/amap-ml-longhorizon-harness

## How they compare

| Plugin | Stars | 7 days | Updated | License | Contains |
| --- | ---: | ---: | ---: | --- | --- |
| [longhorizon-harness](https://www.flowy.sh/listings/amap-ml-longhorizon-harness) | 1,784 | +24 | Oct 21, 2026 | MIT | 5 skills |
| [onemancompany](https://www.flowy.sh/listings/1mancompany-onemancompany) | 454 | +5 | Aug 26, 2026 | Apache-2.0 | 17 skills, 1 MCP server |
| [claude-scholar](https://www.flowy.sh/alternatives/galaxy-dawn-claude-scholar) | 5,916 | +59 | Oct 19, 2026 | MIT | 45 skills, 6 agents, 65 commands, 5 hooks |
| [open-claude-cowork](https://www.flowy.sh/alternatives/composio-community-open-claude-cowork) | 4,304 | +10 | May 23, 2026 | MIT | 2 skills |
| [vibe-skills](https://www.flowy.sh/alternatives/foryourhealth111-pixel-vibe-skills) | 3,772 | +21 | Oct 26, 2026 | Apache-2.0 | 200 skills, 7 agents, 3 commands |
| [delegate-skills](https://www.flowy.sh/alternatives/amelnagdy-delegate-skills) | 2,502 | +63 | Oct 29, 2026 | MIT | 20 skills |
| [open-cowork](https://www.flowy.sh/alternatives/opencoworkai-open-cowork) | 2,227 | +12 | Oct 20, 2026 | MIT | 5 skills |
| [dr-claw](https://www.flowy.sh/alternatives/openlair-dr-claw) | 1,169 | +8 | Oct 26, 2026 | – | 175 skills |
| [agentsys](https://www.flowy.sh/alternatives/agent-sh-agentsys) | 1,009 | +4 | Oct 26, 2026 | MIT | 1 skill |
| [comfyui-mcp](https://www.flowy.sh/listings/artokun-comfyui-mcp) | 872 | +23 | Oct 26, 2026 | MIT | 42 skills, 4 agents, 11 commands, 1 MCP server |
| [countbot](https://www.flowy.sh/listings/countbot-ai-countbot) | 782 | +1 | Oct 26, 2026 | MIT | 14 skills |
| [autoresearch-sibylsystem](https://www.flowy.sh/listings/sibyl-research-team-autoresearch-sibylsystem) | 288 | 0 | Mar 25, 2026 | – | 46 skills, 3 agents, 15 commands |
| [claude-prompts](https://www.flowy.sh/listings/minipuft-claude-prompts-mcp) | 191 | +2 | Oct 26, 2026 | MIT | 5 hooks, 1 MCP server |

## The 12 closest alternatives

1. [onemancompany](https://www.flowy.sh/listings/1mancompany-onemancompany) (454 stars, +5 this week). Build Your Agent Company with OMC. [onemancompany on Flowy](https://www.flowy.sh/listings/1mancompany-onemancompany)
2. [claude-scholar](https://www.flowy.sh/listings/galaxy-dawn-claude-scholar) (5,916 stars, +59 this week). Semi-automated research assistant for academic research and software development. [claude-scholar on Flowy](https://www.flowy.sh/listings/galaxy-dawn-claude-scholar) · [claude-scholar alternatives](https://www.flowy.sh/alternatives/galaxy-dawn-claude-scholar)
3. [open-claude-cowork](https://www.flowy.sh/listings/composio-community-open-claude-cowork) (4,304 stars, +10 this week). Open Source version of Claude Cowork with 500+ SaaS app integrations. [open-claude-cowork on Flowy](https://www.flowy.sh/listings/composio-community-open-claude-cowork) · [open-claude-cowork alternatives](https://www.flowy.sh/alternatives/composio-community-open-claude-cowork)
4. [vibe-skills](https://www.flowy.sh/listings/foryourhealth111-pixel-vibe-skills) (3,772 stars, +21 this week). Intelligent Skill routing and workflow orchestration for AI agents — +21.12 pp reward, −29.6% tokens on SkillsBench with DeepSeekV4Flash-VE. [vibe-skills on Flowy](https://www.flowy.sh/listings/foryourhealth111-pixel-vibe-skills) · [vibe-skills alternatives](https://www.flowy.sh/alternatives/foryourhealth111-pixel-vibe-skills)
5. [delegate-skills](https://www.flowy.sh/listings/amelnagdy-delegate-skills) (2,502 stars, +63 this week). Create your fleet of lanes. [delegate-skills on Flowy](https://www.flowy.sh/listings/amelnagdy-delegate-skills) · [delegate-skills alternatives](https://www.flowy.sh/alternatives/amelnagdy-delegate-skills)
6. [open-cowork](https://www.flowy.sh/listings/opencoworkai-open-cowork) (2,227 stars, +12 this week). Open-source AI agent desktop app for Windows & macOS. [open-cowork on Flowy](https://www.flowy.sh/listings/opencoworkai-open-cowork) · [open-cowork alternatives](https://www.flowy.sh/alternatives/opencoworkai-open-cowork)
7. [dr-claw](https://www.flowy.sh/listings/openlair-dr-claw) (1,169 stars, +8 this week). A Super AI Lab with massive AI Doctors as Assistants. [dr-claw on Flowy](https://www.flowy.sh/listings/openlair-dr-claw) · [dr-claw alternatives](https://www.flowy.sh/alternatives/openlair-dr-claw)
8. [agentsys](https://www.flowy.sh/listings/agent-sh-agentsys) (1,009 stars, +4 this week). AI writes code. [agentsys on Flowy](https://www.flowy.sh/listings/agent-sh-agentsys) · [agentsys alternatives](https://www.flowy.sh/alternatives/agent-sh-agentsys)
9. [comfyui-mcp](https://www.flowy.sh/listings/artokun-comfyui-mcp) (872 stars, +23 this week). \<img src="docs/images/demo-poster.jpg" width="760" alt="The Agent panel driving ComfyUI end to end. [comfyui-mcp on Flowy](https://www.flowy.sh/listings/artokun-comfyui-mcp)
10. [countbot](https://www.flowy.sh/listings/countbot-ai-countbot) (782 stars, +1 this week). Lightweight open-source AI Agent optimized for Chinese users \| Native support for domestic large-model coding plans \| Compatible with the… [countbot on Flowy](https://www.flowy.sh/listings/countbot-ai-countbot)
11. [autoresearch-sibylsystem](https://www.flowy.sh/listings/sibyl-research-team-autoresearch-sibylsystem) (288 stars, 0 this week). Fully Autonomous AI Research System with Self-Evolution, built natively on Claude Code. [autoresearch-sibylsystem on Flowy](https://www.flowy.sh/listings/sibyl-research-team-autoresearch-sibylsystem)
12. [claude-prompts](https://www.flowy.sh/listings/minipuft-claude-prompts-mcp) (191 stars, +2 this week). MCP server for reusable prompt templates, multi-step workflow chains, and quality gates. [claude-prompts on Flowy](https://www.flowy.sh/listings/minipuft-claude-prompts-mcp)

## Questions about longhorizon-harness alternatives

### What is the best alternative to longhorizon-harness?

onemancompany is the first of 12 alternatives to longhorizon-harness by shared technologies: it has 454 stars (behind longhorizon-harness), gained 5 stars this week and ships 17 skills against 5 for longhorizon-harness.

### Which longhorizon-harness alternative has the most skills?

vibe-skills has the most, with 200 skills of the 12 alternatives listed. longhorizon-harness has 5.

### Is longhorizon-harness free?

Yes. longhorizon-harness is published under the MIT license, so it is free to use.

## Related

- [Automation plugins on Flowy](https://www.flowy.sh/listings/category/automation)
- [Browse all skills](https://www.flowy.sh/skills)
- [longhorizon-harness on Flowy](https://www.flowy.sh/listings/amap-ml-longhorizon-harness)