Agent Skills by Addy Osmani vs Superpowers
Engineering workflow skills for coding agents, from spec to ship. A software development method for coding agents, built from composable skills. Compare the capabilities you need, then check hosting, licensing and maintenance. This pair is shown for browsing but is not indexed (not among the leading projects of a shared category).
| Attribute | Agent Skills by Addy Osmani | Superpowers |
|---|---|---|
| Purpose | Engineering workflow skills for coding agents, from spec to ship. | A software development method for coding agents, built from composable skills. |
| Documented capabilities | Slash commands for spec, plan, build, test, review and ship, Test-driven development skill, Code review and quality gates, Context-triggered design skills | Spec-first brainstorming before code, Written implementation plans, Subagent-driven development with task review, Skills that trigger automatically |
| Best-fit workflow | Teams that want one consistent engineering process across several coding agents. | Teams that want coding agents to plan and review before they write code. |
| Check before choosing | Installing a single skill with npx copies only that skill, not the shared references directory. Install the whole repository if you need the checklists. | It changes how your agent works on every task. Try it on a side project first, and install it separately for each agent you use. |
| Deployment options | npx skills, Claude Code plugin | Claude Code plugin, Gemini CLI extension, Codex, Cursor, OpenCode |
| GitHub stars | 105,310 | 297,987 |
| License | MIT | MIT |
| Self-hosted | Yes | Yes |
| Docker noted | Not recorded | Not recorded |
| Cloud / hosted | Not recorded | Not recorded |
| Primary language | JavaScript | Shell |
| Last commit | 2026-10-10 | 2026-10-10 |
| Difficulty | Easy | Easy |
| Content source | Editorial catalog entry | Editorial catalog entry |
| Metadata checked | 2026-10-12 | 2026-10-12 |
| Forks | 11k | 27k |
| Star growth | +714 (2026-10-11 to 2026-10-12) | +663 (2026-10-11 to 2026-10-12) |
| Alternative to | Not recorded | Not recorded |
This comparison uses recorded capabilities, not hands-on performance tests. A capability missing from one record does not mean that product lacks it. Confirm edition, version and current pricing in the official documentation.
When to consider Agent Skills by Addy Osmani
Teams that want one consistent engineering process across several coding agents.
Installing a single skill with npx copies only that skill, not the shared references directory. Install the whole repository if you need the checklists.
Agent Skills by Addy Osmani documentation and sourceWhen to consider Superpowers
Teams that want coding agents to plan and review before they write code.
It changes how your agent works on every task. Try it on a side project first, and install it separately for each agent you use.
Superpowers documentation and sourceAgent Skills by Addy Osmani vs Superpowers questions
- What is Agent Skills by Addy Osmani?
- Engineering workflow skills for coding agents, from spec to ship.
- What is Superpowers?
- A software development method for coding agents, built from composable skills.
- Can you self-host Agent Skills by Addy Osmani and Superpowers?
- Both can be self-hosted.
- What licenses do Agent Skills by Addy Osmani and Superpowers use?
- Agent Skills by Addy Osmani uses the MIT license. Superpowers uses the MIT license.
- Which has more GitHub stars, Agent Skills by Addy Osmani or Superpowers?
- Superpowers has 298k stars and Agent Skills by Addy Osmani has 105k. Stars show attention; check recent commits and releases for maintenance.
- What languages are Agent Skills by Addy Osmani and Superpowers written in?
- Agent Skills by Addy Osmani is mainly written in JavaScript. Superpowers is mainly written in Shell.