Social Good
Audio Description for Videos
Add spoken descriptions of on-screen action to videos
Advanced24h2–3
Vision LLMFFmpegTTS
17/20Alt-Text Generator for Websites
Writes missing alt text so blind users can understand images.
Beginner12h1–2 people16/20 fit
Build Alt-Text Generator for Websites for small websites and bloggers in ~12h with 1–2 people. Stack: Next.js + Vision LLM.
Why it wins: Accessibility win with a clear before/after.
Build flow
01 · Problem
Many site images have no alt text, so screen readers say nothing useful.
02 · Solution
Scan a page, find images without alt text, and suggest descriptions to approve.
03 · Build
- 1Fetch + parse page
- 2Find images without alt
- 3Vision captioning
- 4Approve + export
04 · Demo
Enter a URL → images missing alt → approve suggested descriptions.
MVP checklist
- Page scan
- Missing-alt list
- Suggested descriptions
- Export fixes
Tech stack
| Tech | Role | |
|---|---|---|
| Next.js | Frontend + API routes | Web |
| Vision LLM | Image understanding | AI |
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