Nostr client for web.
https://nostter.app/

How to login

• NIP-07 browser extensions (recommended)
• nsec
• npub for readonly

Share on nostter

Link to

https://nostter.app/post?content={url-encoded-text-here}

Browser Extension

Post for nostter (Chrome)

Bookmarklet

javascript:window.open(`https://nostter.app/post?content=${document.title}%20${location.href}`);

Dependencies

Category	Names
Nostr	Nostr, nostr-tools, rx-nostr, @rust-nostr/nostr, nip07-awaiter
Frameworks	Svelte, SvelteKit, Vite
Languages	TypeScript, Node.js
Tests	Vitest, Playwright
UI	Bits UI, Tabler Icons for Svelte, emoji-kitchen-mart

See full list at package.json

Browser compatibility

Known not to work correctly: Chrome 113 and earlier, Firefox 124 and earlier, Safari/iOS Safari before 17.0.

Special Thanks

UI by @kaiji

Logo by @apco

Illustration by @stok33

Packages

• @nostter/nostr-kit: Application-independent utilities for Nostr clients.
• @nostter/nostr-protocol: NIP-based protocol logic for Nostr clients.

The nostter application uses the root AGPL-3.0 license. Both packages are licensed under MIT; see each package's LICENSE.