InstantDB - Complete backend with auth and storage in one prompt
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Instant turns your favorite AI into a full-stack app builder. You get auth, permissions, storage, presence, and streams — everything you need to ship apps your users will love.
Free to use, 100% open source. and works well for both vibe coding and production apps!
You can get started by simply running `npx create-instant-app` in the terminal or just add “Read getadb.com first” to any prompt



Replies
tried something similar a few months back — the hardest part wasnt getting auth working, it was the realtime sync when you have multiple tabs open. curious if instant handles that gracefully or if you still get the occasional race condition. either way the npx setup is slick, thats usually where i lose people when demoing
What if I have a product database with several million items? What about load handling in general?