PGSimCity - How PostgreSQL Works(nikolays.github.io)

867 points by jonbaer 3 months ago | 84 comments

An interactive 3D city simulation visualizing PostgreSQL internals like WAL, buffer pool, checkpointer, backends, and replication, with a guided tour.

Show HN: Simulator for a custom 8-bit discreet logic computer(msap2.mehran.dk)

17 points by mehrant 3 months ago | 4 comments

NAND-16: a computer built from 277,248 NAND gates(somethingbig.ai)

152 points by rossant 28 days ago | 90 comments

Interactive 3D web simulation of NAND-16, a 16-bit computer built entirely from 277,248 NAND gates, with zoomable gate-level view and running programs like Tetris and Snake.

AI Mafia Network – An interactive visualization(dipakwani.com)

90 points by dipakwani 1 year ago | 6 comments

Kvrocks: Redis-compatible distributed key value NoSQL database(kvrocks.apache.org)

57 points by adulau 1 year ago | 9 comments

OpenCode 2.0(anoma.ly)

828 points by gmays 11 days ago | 354 comments

Announcement page for OpenCode 2.0, a major overhaul of the OpenCode AI coding tool informed by its daily users' experience.