HN Showcase
Back to browse
Capture Go board positions with a browser extension

Capture Go board positions with a browser extension

by h3mm3·Jun 9, 2026·2 points·0 comments
Visit ProjectView on HN

AI Analysis

●●SolidNiche GemCozy

100% local image-to-SGF conversion in browser — no server uploads for privacy-conscious Go players.

Strengths
  • •Canvas API cropping respects device pixel ratio for accurate board capture from any webpage.
  • •Manifest V3 Chrome and Firefox native builds with zero external dependencies.
  • •Built on kaorahi's sgf_from_image from LizGoban with proper attribution and GPL license.
Weaknesses
  • •Niche audience limits appeal to Go players specifically — no broader utility.
  • •Image recognition accuracy depends on diagram quality and lighting conditions.
Category
Gaming
Target Audience

Go players and enthusiasts

Similar To

LizGoban · OGS editor

Similar Projects