Breaking

Schematic, an open-source Claude Code skill, auto-generates 11-section specs from git branches

July 6, 2026 at 21:54 EDT

AI Agents
Software Dev & Coding
Open Source

Developer Siqi Chen has released Schematic, a Claude Code / Codex skill that analyzes a git branch's implementation diff and automatically produces an 11-section product and technical specification. Distributed as open source under the MIT license on GitHub, it aims to retroactively reconstruct specs from feature branches that shipped without documentation.

Open Source · Coding Skill · MIT

schematic: an AI skill that reads a spec back out of your git branch

A new open-source add-on for Claude Code and Codex infers product requirements and design intent directly from the code in a branch, then writes them out as a structured 11-section technical specification.

sections in every generated spec

2–4

parallel agents deep-analyze file groups

MIT

license · install via one git clone

Track record — a single branch turned into a full spec

One documented case: architecture diagram, IndexedDB schema and cache policy generated automatically.

commits

changed files

HOW IT WORKS

Scope branch

Diff stats + detect stray "hitchhiker" commits

→

Analyze

2–4 parallel agents + gap cross-check

→

Generate

Write the 11-section Markdown spec

→

Verify

Check completeness of output

WHY IT MATTERS

Hands time-consuming onboarding, PR descriptions and design docs to AI — part of a growing ecosystem of task-specific coding skills.

EARLY STAGE

A recent, niche release with limited traction (~175 stars, 18 forks) and no published benchmarks; accuracy on complex cases still to be proven.

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