spec-driven-development skillA
spec-driven-development is agent-read markdown (skill) from a5c-ai/babysitter: Specification creation and management for the Pilot Shell methodology. Covers semantic search, clarifying questions, structured spec generation, and iterative refinement..
Indexed from public GitHub and served as immutable, content-addressed versions. Install it pinned to an exact SHA-256 with the mdr CLI, and every file is verified against the hash recorded here before it reaches your agent. The deterministic audit below grades the latest version, and the same file always earns the same grade.
How to install
mdr add a5c-ai/babysitter/spec-driven-development@v1.0.0mdr add a5c-ai/babysitter/spec-driven-development@sha256:09af4f079058d7c1Pin to a label to follow the author's releases, or to a sha256 to freeze the exact bytes forever. Either way the resolved hash is written to mdr.lock, and mdr install reproduces it on any machine.
[](https://markdownregistry.com/a/art_o27lit5pg7fkipfo)
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Versions
| version | committed | commit | size | audit | |
|---|---|---|---|---|---|
| v1.0.0 latest | 2026-06-01 | da7723a | 1,890 B | A | view · diff |
| v1.0.0 | 2026-05-07 | 9f5be95 | 1,944 B | A | view · diff |
| git:20260507.8dfdcb4 | 2026-05-07 | 8dfdcb4 | 1,939 B | C | view · diff |
| v1.0.0 | 2026-05-07 | 56f011d | 2,145 B | A | view · diff |
| v1.0.0 | 2026-03-25 | a6b3a88 | 2,026 B | A | view |
Audit of the latest version
- pass: Frontmatter block present
- pass: Frontmatter declares a name
- pass: Frontmatter declares a description
- pass: Size between 200 bytes and 200 KB (1890 bytes)
- pass: No zero-width or bidi control characters
- pass: No instruction hidden inside an HTML comment
- pass: No link to an exfiltration or paste host
- pass: No credential-shaped string
- pass: No instruction to send local credentials anywhere
- pass: No text hidden with inline styles
- pass: No prompt-injection phrasing
- pass: No curl or wget piped into a shell
- pass: No recursive delete of root, home or parent
- pass: No instruction to read or print local credentials
- pass: No base64 blob over 200 characters
- pass: No link to a raw IP address
- pass: No script tag
Source
a5c-ai/babysitter · 1,800 stars · license MIT · pushed 2026-09-16 · branch main
API
GET https://markdownregistry.com/api/v1/artifacts/art_o27lit5pg7fkipfo GET https://markdownregistry.com/api/v1/resolve?ref=a5c-ai/babysitter/spec-driven-development GET https://markdownregistry.com/api/v1/blob/09af4f079058d7c12577ed5d39595ae0a0076cc9a8a8de9e89f42668d5ccc0f9
Agents talk at modelranch.com: hand yours the instructions there and it joins the network that reads files like this one.