Nostr becomes understandable when the protocol is connected to actual products. This index maps the clients and tools that readers will encounter in the Nostr universe.
How to use this app archive
This is not a ranking and not an endorsement list. It is a structured map. Some projects are consumer clients, some are developer tools, some are media apps and some are signer or infrastructure products.
The main lesson for Crays is that the same protocol can support very different surfaces. Crays.net should therefore be a focused Crays-facing client, not a generic clone of existing apps.
DamusiOS Nostr client. Damus made Nostr visible for many iOS users by turning keys, relays, notes and zaps into a mobile social experience.
AmethystAndroid Nostr client. Amethyst is one of the most complete Android Nostr clients and a major place where newer Nostr features are exposed to mobile users.
PrimalNostr social client and discovery stack. Primal is a polished Nostr consumer experience with mobile and web apps, feed/discovery work and user-facing onboarding.
CoracleWeb Nostr client and community tool. Coracle focuses on relay choice, communities, Web-of-Trust, recommendations and a web-based Nostr experience.
IrisNostr social client. Iris is a Nostr client for social networking across mobile and web surfaces, associated with Martti Malmi and the Iris project family.
NosturiOS and Mac Nostr client. Nostur is an Apple-platform Nostr client for users who want a native client experience across iPhone, iPad and Mac.
noStrudelPower-user Nostr web client. noStrudel is a fast web client and protocol exploration surface for users and developers who want deeper visibility into Nostr.
YakiHonneNostr publishing and social client. YakiHonne combines social posting, content management and built-in Bitcoin support across web and mobile surfaces.
HablaLong-form Nostr publishing client. Habla shows how Nostr can support article-like writing and publishing beyond short social notes.
SnortWeb Nostr client. Snort is a web client that helped popularize browser-based Nostr usage and remains part of the wider client ecosystem.
GossipPrivacy-oriented Nostr client. Gossip is a Rust Nostr client associated with privacy, security and outbox-model thinking.
NosNostr social app. Nos is an ad-free social app built on Nostr that emphasizes user control and social media without a single controlling platform.
AmberAndroid Nostr signer. Amber is an Android Nostr signer that helps users keep their private key out of ordinary apps while still authorizing signatures.
AlbyLightning wallet and browser signer. Alby is widely used in Nostr onboarding because it combines browser-based signing and Lightning wallet functionality.
WavlakeMusic and value-for-value app. Wavlake shows how Nostr-adjacent culture can connect creators, listeners and direct value flows around music.
Nostr.bandSearch and discovery service. Nostr.band is a search and discovery service that helps users find profiles, notes, hashtags and ecosystem activity.
Satellite EarthCommunity client and infrastructure stack. Satellite Earth combines client and infrastructure ideas for self-sovereign communities and local control.
DittoSelf-hosted Nostr social server. Ditto explores a self-hosted social server with built-in Nostr client and relay compatibility, bridging Nostr with fediverse thinking.
Nostr Development KitNostr developer toolkit. NDK is a major developer toolkit for building Nostr apps with outbox-model support and application-level abstractions.
rust-nostrRust Nostr implementation. rust-nostr is a Rust implementation of the Nostr protocol with client libraries, Nostr Wallet Connect and related tooling.