Tag: redis

All the articles with the tag "redis".

• ChatMural: I built a pixel canvas your stream chat paints together

  31 Jul, 2026

  A weekend project that turned into a real product: a 64×64 collaborative pixel canvas that drops into OBS as a browser source. Next.js, Fastify, raw WebSockets, a 4 KB Redis buffer, and Postgres snapshots — here's the whole stack.