spec-driven-development
Specification creation and management for the Pilot Shell methodology. Covers semantic search, clarifying questions, structured spec generation, and iterative refinement.
Install / Use
npx skills add a5c-ai/babysitter --skill spec-driven-developmentInstalls into whichever agent you are using.
SKILL.md
Installable skill definition
Quality Score
Category
AutomationSupported Platforms
Our assessment of spec-driven-development
spec-driven-development scores 86/100 on our quality scale, 1423rd of 2,465 Automation skills we index.
We have not analysed the SKILL.md file itself yet, so the content part of this score is an estimate until our crawler reaches it.
With 1,809 GitHub stars, it is one of the more widely adopted skills in the catalogue.
Maintenance, license and trust
- The repository was last updated 13 days ago, so spec-driven-development is actively maintained.
- It is released under the MIT license, a permissive license that allows use, modification and commercial use with attribution.
- Its trust signals score 100/100, with no cautions. These come from repository metadata, not a code audit — read the skill file before letting an agent act on it.
spec-driven-development compared with similar skills
All 4 of these similar skills score higher than spec-driven-development; compare them before choosing.
| Skill | Score | Stars | Updated | Format |
|---|---|---|---|---|
| spec-driven-development (this skill)by a5c-ai | 86 | 1.8k | 13d ago | SKILL.md |
| Agent-Reachby Panniantong | 100 | 86.2k | 14d ago | CLAUDE.md |
| rufloby ruvnet | 100 | 73.5k | today | CLAUDE.md |
| Scraplingby D4Vinci | 100 | 84.5k | today | MCP Server |
| algorithmic-artby anthropics | 100 | 177.9k | 7d ago | SKILL.md |
Frequently asked questions
- How do I install spec-driven-development?
- Run
npx skills add a5c-ai/babysitter --skill spec-driven-development. The install tabs above show the steps for each supported agent. - Which AI agents does spec-driven-development work with?
- It is written for Universal, as a SKILL.md file. Other agents that read the same format can often use it too.
- Is spec-driven-development safe to use?
- It is MIT-licensed and scores 100/100 on trust signals. Skills are instructions an agent will follow, so read the file before installing it and do not approve commands you do not understand.
- Is spec-driven-development still maintained?
- The repository was last updated 13 days ago, so spec-driven-development is actively maintained.
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Languages
Trust signals
From repository metadata: license, adoption, age and documentation. Not a code audit — see the Safety scan above for what the skill file itself contains.