Open sourceShell · ≈1.7k stars · MIT

Callstack React Native Skills

Name: Callstack React Native Skills
Author: callstackincubator

React Native skills for AI coding assistants

callstackincubator/agent-skills

Maintained by callstackincubator

A collection of React Native skills tuned for AI coding assistants.

Python · ≈66k stars · MIT

mvanhorn/last30days-skill

Researches the last 30 days of any topic across Reddit, X, YouTube, HN and Polymarket.

Maintained by mvanhorn

4 pros · 4 cons

Python · ≈62k stars · MIT

blader/humanizer

An agent skill that strips signs of AI-generated writing from text.

Maintained by blader

4 pros · 4 cons

Python · ≈59k stars · MIT

FoundationAgents/OpenManus

Open, invite-free general-purpose agent from the MetaGPT team.

Maintained by FoundationAgents

3 pros · 4 cons

Connections

Relations from the Harness Hub knowledge graph, as charted in the State of Harness reports.

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Verified Oct 29, 2026