Copyworks – Chinese character worksheets with tone colors
Tone-colored characters + offline desktop app fills a real gap for home Chinese learning.

Free AI coloring worksheets for teachers, but AI image generators already do this.
K-2 teachers and homeschool parents
Craiyon · Canva AI · Coloring Pages AI
Tone-colored characters + offline desktop app fills a real gap for home Chinese learning.
Readable PostScript interpreter alternative to GhostScript, but GhostScript still faster.
Shell script wraps wdiff for PDF output, but VS Code already handles visual diffs.
Free worksheet generator, but Google Classroom and IXL already own this space entirely.
Prettier Google Sheets calendar printable. Nothing you couldn't do in Excel.
The project is opinionated in a good way: reports are assumption-first, label observed vs inferred claims, and embed retrieval timestamps and source URLs so you can audit what the model actually used. It’s smart product thinking — single-command /report, an assumptions ledger, and TUI onboarding — but it’s essentially a focused fork of OpenCode with expected friction (multiple API keys, Bun runtime), not a ground-up reinvention.