01
Field notes
Write down the decision, not only the happy path.
A useful engineering note includes context, constraints, failed assumptions and the verification that made the result credible.
- Article
- Build log
- Reference
- Postmortem
The Sandbox / Developer field notes
Share the build notes that survive contact with the terminal.
The Sandbox Dev collects developer field notes, small tools and community experiments. It favours reproducible lessons over polished but unsupported product claims.
- Article
- Tools in progress
- Community direction
SYSTEM / DV
BUILD LOG / ASSERTIONS VERIFIED
02
Tools
Small utilities with a clearly stated boundary.
Tools are presented according to their real status, from rough prototype to something available for others to try.
- Prototype
- Private beta
- Live
- Archived lesson
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