Tsumugi | 設計書をコードのように扱う
tsumugi.md
LaunchIndex first observed Tsumugi | 設計書をコードのように扱う (tsumugi.md) live on 3 October 2026. View its launch screenshot, category, and verification evidence.

Observed launch story
A launch record built from evidence.
Tsumugi | 設計書をコードのように扱う (tsumugi.md) was first observed live on 3 October 2026.
Tsumugi provides a notation system combining Markdown, SVG, and YAML with a dedicated editor to create design documents that are easy for both people and AI to read.
Its profile is classified as Saas within Technology / Developer tools.
What the launch signal contained.
- First observed live
- Previous state
- No prior non-live observation
- Last verified
- Canonical host
- tsumugi.md
- Category
- Technology / Developer tools
- Website type
- Saas
- Observed title
- Tsumugi | 設計書をコードのように扱う
- Observed description
- Tsumugiは、Markdown・SVG・YAMLを組み合わせて設計書を人にもAIにも読みやすい形で管理するための記法と、その専用エディタです。記法ルールの仕様と、設計書運用にまつわる技術記事を掲載しています。
- Detected technologies
- None detected
- Screenshot captured
- Evidence source
- Browser observation · Local
- Evidence confidence
- 93%
- HTTP status
- 200
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Community signal
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