- [NIPs](https://github.com/nostr-protocol/nips) - the "**N**ostr **I**mplementation **P**ossibilities" describe the protocol in technical detail
- [Astro](https://github.com/Nostrology/astro) - Elixir based implementation built to be performant and highly distributed.
- [Denostr](https://github.com/guakamoli/denostr) - Deno based, cloud native nostr implemention support by ByteTrade and Revo.
- [Ephemerelay](https://gitlab.com/soapbox-pub/ephemerelay) - An in-memory Nostr relay that doesn't store data.
- [gnost-relay](https://github.com/barkyq/gnost-relay)  - nostr relay written in go backed by postgresql database.
- [knostr](https://github.com/lpicanco/knostr) - a nostr relay implemented in Kotlin with support for Postgres and metrics(micrometer).
- [me.untethr.nostr-relay](https://github.com/atdixon/me.untethr.nostr-relay) - a relay written in Clojure
- [multiplextr](https://github.com/coracle-social/multiplextr)  - A custom relay designed to save bandwidth for clients with multiplextr support.
- [Nex](https://github.com/lebrunel/nex)  - A powerful and scalable Nostr relay written in Elixir with Postgres DB.
- [NNostr](https://github.com/Kukks/NNostr) - a C# relay
- [nostr-relay-nestjs](https://github.com/CodyTseng/nostr-relay-nestjs) - A Nostr relay with a clear architecture and high test coverage (PostgreSQL, MeiliSearch, NestJS)
- [nostr-rs-relay](https://sr.ht/~gheartsfield/nostr-rs-relay/) - a minimalistic relay written in Rust that saves data on SQLite
- [nostream](https://github.com/Cameri/nostream) - a nostr relay written in Typescript backed by PostgreSQL (renamed from nostr-ts-relay)
- [nostring](https://github.com/xbol0/nostring) - A Nostr relay written in Deno.
- [Nostpy](https://github.com/UTXOnly/nost-py/tree/main) - An easy to deploy/audit Python relay for beginner relay operators
- [nostrpy](https://github.com/monty888/nostrpy) - relay, client, and other tooling in python (No longer being developed.)
- [PyRelay](https://github.com/johnny423/pyrelay) - a python implementation of a nostr relay, using asyncio.
- [QNostr](https://github.com/Aseman-Land/QNostr) - A Nostr protocol implementation for clients as a Qt Module in C++
- [rnostr](https://github.com/rnostr/rnostr) - A high-performance and scalable nostr relay written in Rust.
- [Servus](https://github.com/ibz/servus) - A self-contained, single executable, CMS / blogging engine reminiscent of Jekyll which also acts as a personal Nostr relay for your blog posts. Written in Rust.
- [søstr](https://github.com/metasikander/s0str) - a private nostr relay written in rust, saves all notes from one pubkey and publish them to anyone that requests them
- [sovereign-stack](https://www.sovereign-stack.org) - a tool that helps you deploy nostr relays and create self-hosted (bitcoin-only) Value4Value websites.
- [strfry](https://github.com/hoytech/strfry) - C++ implementation backed by LMDB with efficient syncing of events using merkle trees
- [algia-web](https://github.com/ryogrid/algia-web) - A small resource consumption oriented Nostr web client
- [Agora](https://agorasocial.app)  - Follow your favorite topics in the Nostr-verse (and even posts from Mastodon, Reddit, Bluesky, and Twitter)
- [algia](https://github.com/mattn/algia) - A cli application for nostr.
- [Amethyst](https://github.com/vitorpamplona/amethyst) - An Android client for nostr written in Kotlin
- [ArcadeCity](https://github.com/ArcadeCity/arcade) - Public group chats and P2P services (WIP) over nostr
- [Astral](https://github.com/monlovesmango/astral) - a branle fork with global feed and UI makeover
- [Astral on TOR](http://hbn4yzl3qkzi3qpse6nvljbduzcdecaq76tbcfjfzmoaik3q3uryxuad.onion/3bf0c63fcb93463407af97a5e5ee64fa883d107ef9e558472c4eb9aaaefa459d)
- [Bija](https://github.com/BrightonBTC/bija) - A desktop client written in python. Currently Linux only
- [BlazeJump](https://github.com/objectwizard/BlazeJump) - A fast web client boilerplate written in C# / Blazor, that uses an in-browser SQLite database.
- [Blockcore Notes](https://github.com/block-core/blockcore-notes)  - Progressive Web App that can be installed on mobile and desktop, organize following in circles and have both public and private following lists. Dynamic interface for different uses, such as optimized for photograph viewing
- [blogstack.io](https://blogstack.io) - Blogging site for nostr, supports markdown
- [Coracle](https://github.com/coracle-social/coracle) - A nostr web client
- [Coracle Chat](https://github.com/coracle-social/legacy-chat) - A standalone port of Coracle's chat functionality
- [damus](https://github.com/damus-io/damus) - a twitter-like nostr client for iOS and MacOS
- [Disgus](https://github.com/carlitoplatanito/disgus) - A comment widget like Disqus, but for Nostr.
- [dispute](https://github.com/ethicnology/dispute) - A cross-platform (Linux, Android, iOS, MacOs, Windows and Web) client for NOSTR
- [electron-nostr](https://github.com/wds4/electron-react-boilerplate-nostr) - A bare-bones desktop nostr client using electron-react-boilerplate. Goal is to be an easy template for people to experiment with different ideas on decentralized ratings, reputation, and web of trust
- [emon](https://github.com/sebastiaanwouters/emon) - Encrypted DMs over nostr with lightning payments integrated (WIP).
- [Flycat](https://github.com/digi-monkey/flycat-web) - A 2000s old-school style web client which support blogging on Nostr
- [futr](https://github.com/prolic/futr) - nostr client desktop app written in Haskell
- [gnost-deflate-client](https://github.com/barkyq/gnost-deflate-client) CLI nostr client written in go implementing permessage-deflate websocket compression.
- [gossip](https://github.com/mikedilger/gossip) - A desktop client in rust presented with egui
- [Hamstr](https://github.com/styppo/hamstr) - A twitter-style web client built with Vue.js
- [inbox](https://github.com/coracle-social/inbox) - A proof-of-concept messaging application for NIP 24 DMs and group chats.
- [iris](https://github.com/irislib/iris-messenger) - A nostr web client
- [JiYou](https://github.com/TimA314/JiYou)  - A nostr PWA client with a highly customizable UI
- [JiYou.social](https://JiYou.social) - live instance
- [Lightning.Pub](https://github.com/shocknet/Lightning.Pub) - A nostr daemon for Lightning nodes
- [loquaz](https://github.com/emeceve/loquaz) - a desktop app written in Rust for direct encrypted chat
- [Member](https://github.com/memberapp/memberapp.github.io) - Progressive Web App Client. Works on desktop and mobile.
- [member.cash](https://member.cash/) - live instance
- [MeShell](https://github.com/BEEBSDONE/MeShell_Nodejs) - Web, iOS and Android blog type client destined to publish articles and researches for independent journalists.
- [MeShell.io](https://meshell.io) - Landing page for more information
- [Minds](https://www.minds.com/) - open source social network. Supports reading and creating posts using the Nostr protocol
- [more-speech](https://github.com/unclebob/more-speech) - desktop client for nostr written in Clojure
- [nblog](https://github.com/jacany/nblog) - a self-host nostr ghost blog
- [Nos](https://github.com/planetary-social/nos)  - A UX focused iOS / MacOS app written in swift based on [planetary.social](https://planetary.social)
- [noscl](https://github.com/fiatjaf/noscl) - a basic command-line client written in Go
- [Nosky](https://github.com/KotlinGeekDev/Nosky) - A native Android client for Nostr. Still in development
- [nostr console](https://github.com/vishalxl/nostr_console) - a nostr command line client written in Dart. Binaries available for Windows, Linux, and MacOS
- [Nostr Nests](https://nostrnests.com/) - Nostr Nests is an audio space for chatting, brainstorming, debating, jamming, micro-conferences and more.
- [nostr-chat-widget-react](https://www.npmjs.com/package/nostr-chat-widget-react?activeTab=readme) - A React component that provides a live-chat widget over nostr that can be embedded into any website.
- [NostrEmitter](https://github.com/cmdruid/nostr-emitter) - Simple E2E encrypted client and EventEmitter object
- [Nostribe.com](https://github.com/sepehr-safari/nostribe-web-client)  - Nostr client web app built with Next.js 13 and TypeScript.
- [Nostribe.com](https://nostribe.com/) - Live instance.
- [Nostrid](https://github.com/lapulpeta/Nostrid) - Multi-platform client currently offering binaries for Android, Windows, MacOS and Linux.
- [Nostrid.Web](https://web.nostrid.app/) - Web version running completely on the browser. It can be installed locally as PWA.
- [nostromat](https://github.com/ekimber/nostromat) - A Twitter-style Nostr web client, written in Clojurescript/React
- [nostrom.at](https://nostrom.at) - live instance
- [Nostros](https://github.com/KoalaSat/nostros) - A nostr mobile client for Android
- [Nostree](https://github.com/gzuuus/linktr-nostr)[nostree.me](https://nostree.me) A Nostr-based application linktree-style to create, manage and discover link lists, show notes and other stuff.
- [nostr.time](https://github.com/coracle-social/nostrtime) - A calendar app built on nostr
- [Nostrtium](https://github.com/pjv/nostrtium) - Post to Nostr directly from within WordPress
- [notebin.org](https://notebin.org) - Nostr UI created with NextJS, support for markdown and code highlighting
- [Noteon](https://github.com/ShawnCN/cinny_nostsr2/tree/dev) - Yet another nostr client focused on private chat and group chat with a simple, elegant and secure interface.
- [ourChan.org](https://github.com/smolgrrr/ourchan) Anonymous imageboard on nostr, from a fork of 4Chan.org
- [Pinstr](https://github.com/sepehr-safari/pinstr)  - Pinstr is a decentralized and open-source social network for curating and sharing your interests with the world.
- [Pinstr.app](https://pinstr.app) - live instance
- [Pretty Good Apps](https://github.com/wds4/pretty-good) - A desktop nostr client for linux, mac and windows with a focus on decentralized reputation and web of trust. First application: crowdsourced decentralized list curation.
- [Pollstr](https://github.com/mroxso/pollstr) - A nostr web client with a focus on polls.
- [pollstr.online](https://pollstr.online) - live instance
- [Satellite](https://github.com/lovvtide/satellite-web) - Nostr web client with Reddit-style threads
- [satellite.earth](https://satellite.earth) - live instance
- [scalastr](https://github.com/benthecarman/scalastr) - A barebones nostr client written in scala
- [second exchange](https://github.com/cynsar-foundation/second.exchange) - an experiment to work out something of like medium, something of creator economy where users are rewarded for engaging in quality discussion and most importantly engaging in governance-related discussion
- [Sendstr](https://sendstr.com/)  - shared clipboard between devices over nostr
- [shockwallet](https://github.com/shocknet/wallet2) - A Lightning wallet that uses nostr and lnurl to connect to nodes
- [Snort](https://github.com/v0l/snort) - Nostr UI written in react
- [Stackerstan](https://stackerstan.org) - A decentralised organisation built on Bitcoin and Nostr, implemented as a replicated state machine in Golang
- [Tamga](https://github.com/erdaltoprak/tamga) - An offline first nostr contact & profile manager for iOS!
- [uBlog](https://github.com/nodetec/ublog)  - A minimalist blog on nostr that allows anyone to easily create their own personal micro-blog.
- [Votestr](https://votestr.com/) - Poll web app with nostr authentication and blind signature unlinkability
- [Written](https://github.com/silencesoft/written) Self hosted blog using nostr long-form content (NIP-23) and it shows only posts by selected authors.
- [yakihonne.com](https://yakihonne.com) - YakiHonne is a censorship-resistant content media protocol, which supports free curation, creation, publishing, and reporting by various media.
- [zapddit](https://zapddit.com)  - Reddit-style client for nostr where you can follow topics (similar to subreddits), mute certain topics (like #bitcoin), upzap and downzap notes using your hard-earned sats.
- [Habla.news](https://github.com/verbiricha/habla.news) Habla allows you to read, write, curate and monetize long form content over Nostr, a censorship-resistant protocol for social media that uses long form nostr content.
- [0xchat](https://github.com/0xchat-app) - a telegram/wechat-like nostr client for iOS and Android
- [0xchat on iOS](https://apps.apple.com/app/0xchat/id1637607169)
- [0xchat on Android](https://play.google.com/store/apps/details?id=com.oxchat.nostr)
- [Swarmstr](https://github.com/ptrio42/swarmstr.com) - Your knowledge hub for curious minds
- [LNBits Nostrmarket](https://github.com/lnbits/nostrmarket) - Nostrmarket extension for LNBits allows you to sell items directly from your LNBits instance
- [Plebeian Market](https://github.com/PlebeianTech/plebeian-market) - The Bitcoin-native self-sovereign marketplace built on top of NIP-15 includes fixed-price items and auctions
- Feature [comparison list of Nostr clients](https://github.com/vishalxl/Nostr-Clients-Features-List)
- [arduino-nostr](https://github.com/lnbits/arduino-nostr) - An Arduino nostr library.
- [dart_nostr](https://github.com/anasfik/nostr) - A developer experience Dart library for Nostr
- [dart-nostr](https://github.com/ethicnology/dart-nostr) - a Dart library for Flutter
- [go-nostr](https://github.com/fiatjaf/go-nostr) - a Go library that implements relay management, plus event encoding and signing utils
- [navigatr](https://github.com/coracle-social/navigatr) - A utility for discovering relays and scraping events
- [NNostr.Client](https://github.com/Kukks/NNostr) - a C# Nostr library for use by clients
- [nostr_rust](https://github.com/0xtlt/nostr_rust) - Functional Rust implementation of the nostr protocol
- [nostr-bot](https://github.com/slaninas/nostr-bot) - a Rust library for writing bots
- [nostr-connect](https://github.com/nostr-connect/connect) - Nostr Connect SDK for TypeScript is a library that allows you to easily integrate Nostr Connect into your web application
- [nostr-deno](https://github.com/KiPSOFT/nostr-deno) - a client library for Deno javascript runtime.
- [nostr-development-kit - NDK](https://github.com/nostr-dev-kit/ndk) - NDK is a nostr development kit that makes the experience of building Nostr-related applications, whether they are relays, clients, or anything in between, better, more reliable.
- [nostr-fetch](https://github.com/jiftechnify/nostr-fetch) - A utility library that allows JS/TS apps to effortlessly fetch past events from Nostr relays.
- [nostr-java](https://github.com/tcheeric/nostr-java) - A nostr client library, written in java, for generating, signing and publishing events.
- [nostr-js](https://github.com/jb55/nostr-js) - a javascript implementation of the nostr protocol
- [nostr-ts](https://github.com/franzos/nostr-ts) - a Typescript implementation of the nostr protocol plus toys
- [nostr-one](https://github.com/dolu89/nostr-one) - A reusable web component that provides a simple way to integrate with the Nostr NIP 98 HTTP Auth.
- [nostr-php](https://github.com/swentel/nostr-php) - a PHP library for nostr
- [nostr-react](https://github.com/t4t5/nostr-react) - React Hooks for Nostr
- [nostr-relay-inspector](https://github.com/dskvr/nostr-relay-inspector) - A library that returns useful information about relays based on nostr-js
- [nostr-relaypool-ts](https://github.com/adamritter/nostr-relaypool-ts) - a TypeScript relay pool library on top of nostr-tools that simplifies handling subscriptions to multiple servers
- [nostr-ruby](https://github.com/dtonon/nostr-ruby) - a Ruby implementation of the nostr protocol
- [nostr-tools](https://github.com/fiatjaf/nostr-tools) - a JavaScript client that abstracts the relay management code for use by clients
- [nostr-types](https://github.com/mikedilger/nostr-types) - a rust library defining types useful for the nostr protocol
- [nostr](https://github.com/wilsonsilva/nostr) - a Ruby Nostr gem for use by clients
- [NostrKit](https://github.com/cnixbtc/NostrKit) - a Swift library for interacting with relays
- [NostrPostr](https://github.com/Giszmo/NostrPostr) - a Kotlin Nostr library for clients or relays
- [pynostr](https://github.com/holgern/pynostr) - a python library for nostr
- [python-nostr](https://github.com/jeffthibault/python-nostr) - a python library for making clients
- [relayer](https://github.com/fiatjaf/relayer) - a server framework for writing custom relays
- [Nostra](https://github.com/lontivero/Nostra) - a F# library, available as a nuget package, for interacting with relays. The Nostra relay is built on top of it too.
- [Nostr Access Control](https://github.com/neilck/nostr-access-control) - Library using Classified Listings, Badge Definition & Award events to check if a user is elgible to access a resource
- [matrix-nostr-bridge](https://github.com/8go/matrix-nostr-bridge) a simple Matrix-to-Nostr or Nostr-to-Matrix bridge
- [Mostr](https://gitlab.com/soapbox-pub/mostr) - a bridge between Nostr and the Fediverse (Mastodon, ActivityPub, etc.)
- [nostrss](https://github.com/Asone/nostrss) - A flexible and lightweight application to broadcast RSS feeds on Nostr
- [rsslay](https://github.com/piraces/rsslay) - fork of the rsslay by @fiatjaf. a bridge that puts RSS feeds into Nostr optimized, more funcionalities and UI improvements. Live at [rsslay.nostr.moe](https://rsslay.nostr.moe/)
- [smtp nostr gateway ](https://github.com/Cameri/smtp-nostr-gateway) - a bridge that forwards emails to pubkeys as encrypted direct messages
- [Nostr over LoRa](https://github.com/geoffwhittington/meshtastic-bridge)  - a gateway that can relay off-grid [Meshtastic](https://meshtastic.org) messages to NoStr.
- [Primal](https://github.com/PrimalHQ/primal-caching-service) - Caching service for Nostr connects to the specified set of relays, collects all events in real time, stores them locally, and makes them available to nostr clients through a web socket-based API.
- [blastr](https://github.com/MutinyWallet/blastr) - A nostr cloudflare workers proxy relay that publishes to all known relays.
- [blogsync](https://github.com/canostrical/blogsync) - Self-host blog articles from long-form notes e.g. via Caddy server.
- [cafe-society.news](https://github.com/colealbon/cafe-society) - Self-sovereign machine learning training tool for nostr global feed. Trained models can be monetized/distributed over nostr private messages. Your pre-paid model subscribers register via lightning payments.
- [contact cloud](https://github.com/canostrical/contact_cloud) - Discover the Nostr contact list graph and your own pubkey in it.
- [granary](https://github.com/snarfed/granary) - Convert nostr content in to atom, html, rss, json, indieweb feed, mastodon, microformats2, activitystreams, activitypub/fediverse, jsonfeed, and bluesky's atproto all with web and rest-api.
- [granary.io](https://granary.io/) - live instance
- [heyxynip5](https://github.com/bennyhodl/hexynip5) - A CLI helper for converting nostr npub/nsec to their hex format for NIP-05 verification.
- [homebrew-nostr](https://github.com/nostorg/homebrew-nostr) - Homebrew tap for Nostr software.
- [http-nostr-publisher](https://github.com/getAlby/http-nostr-publisher) - A Cloudflare worker to publish Nostr events to relays through a non-blocking HTTP interface .
- [keystr-rs](https://github.com/keystr/keystr-rs) - An application for managing Nostr keys. Written in Rust, with simple UI (Iced).
- [lnpass](https://lnpass.github.io) - A key manager for Lightning and nostr.
- [nashboard](https://github.com/vinliao/nashboard) - a Nostr network dashboard with network statistics, reachable [here](https://nashboard.space/)
- [ndxstr](https://github.com/ArcadeCity/ndxstr) - nostr's layer 2 indexing nodes, with more advanced querying capability than currently supported by relays
- [njump](https://github.com/fiatjaf/njump) - a nostr static gateway, it displays notes and other stuff from inside nostr as HTML with previews.
- [nip06-cli](https://github.com/jaonoctus/nip06-cli) - a Node.js CLI to generate or restore NIP-06 seed phrases
- [nip06-web](https://github.com/jaonoctus/nip06-web) - a website to generate or restore NIP-06 seed phrases
- [nip06.jaonoct.us](https://nip06.jaonoct.us) - by jaonoctus
- [nkcli](https://github.com/mdzz-club/nkcli) - A CLI tool for nostr key manage and serve NIP-46.
- [nos2x - nostr signer extension](https://github.com/fiatjaf/nos2x) - a browser extension for signing events on 3rd party site without sharing your private keys with them
- [nostcat](https://github.com/blakejakopovic/nostcat) - cat-like nostr client for scripting and debugging written in Rust
- [nosdump](https://github.com/jiftechnify/nosdump) - A command line tool which dumps (download) events stored in Nostr relays
- [nostr-crdt](https://github.com/YousefED/nostr-crdt)  - Use Nostr for collaborative, decentralized, local-first applications with the Nostr-CRDT Yjs provider.
- [NostrReply](https://github.com/gourcetools/nostreply) - Bot that replies to specified text on nostr global feed using NIP50
- [nostr-broadcast](https://github.com/leesalminen/nostr-broadcast) This tool lets you take your events from some relays and broadcast them to another relay. Could be helpful for backing up your notes to a private relay.
- [nostr-bulk-dms](https://github.com/leesalminen/nostr-bulk-dm) - A tool that allows you to send DMs over nostr to many recipients in bulk.
- [nostr-cln-events](http://git.jb55.com/nostr-cln-events) - A CLN plugin to push clightning node events to nostr
- [nostr-commander](https://github.com/8go/nostr-commander-rs) - simple but convenient CLI-based Nostr app for following users, sending DMs, etc.
- [nostr-delete](https://github.com/blakejakopovic/nostr_delete) - generate delete events requesting relays drop and delete content you've published. Blasts out delete request to many relays.
- [nostr-delete web app](https://nostr-delete.vercel.app/)
- [nostr-follow-bundler](https://github.com/leesalminen/nostr-follow-bundler) This tool lets you create lists of profiles that other users can then see and follow themselves.
- [nostr-fzf](https://github.com/Cameri/nostr-fzf) - Nostr Directory; a tool for searching usernames and channels
- [nostr-proxy](https://github.com/dolu89/nostr-proxy) - Push and get events to your Proxy, get results from multiple Nostr relays.
- [nostr-rs-relay-compose](https://github.com/vdo/nostr-rs-relay-compose) - a Docker compose deployment for nostr-rs-relay with SSL support based on Traefik
- [nostr-spam-detection](https://github.com/blakejakopovic/nostr-spam-detection) - An experiment in building a machine learning model to label Nostr spam content for filtering and relay rejection.
- [nostr-terminal](https://github.com/cmdruid/nostr-terminal) - SSH-like access to your machine via web terminal, powered by Nostr.
- [nostr-tool](https://github.com/0xtrr/nostr-tool) - Rust CLI tool to generate and publish events
- [nostr-wtf](https://github.com/LightningK0ala/nostr-wtf) - A set of nostr tools available and deployed on a web app including a [pubkey converter](https://lightningk0ala.github.io/nostr-wtf/) and [relay query tool](https://lightningk0ala.github.io/nostr-wtf/query).
- [nostr.directory](https://github.com/pseudozach/nostr.directory) - searchable database of nostr users and their other social media links.
- [nostr.guru](https://nostr.guru/) - a nostr web gateway for viewing events by their ID
- [nostr.io](https://nostr.io/) - network statistics with last published notes, top 50 publishers, and top 50 followed users
- [nostr.rest](https://nostr.rest) - Mine proof of work public keys with user specified prefixes
- [nostrandom.netlify.app](https://nostrandom.netlify.app/) - generate publish-able Nostr event with random keys
- [nostrefresh](https://github.com/melvincarvalho/nostrefresh) - simple refresh function for nostr web pages
- [nostrends](https://github.com/akiomik/nostrends) - Trending on Nostr, like Twitter trends. Live at [nostrends.vercel.app](https://nostrends.vercel.app).
- [NostrFlu](https://heguro.github.io/nostr-following-list-util/) - A tool to collect and resend following lists from relays. You can also check badges.
- [nostrich.fun](https://nostrich.fun) - A feature-rich directory of nostr projects. A fork of [LightningNetworkStores.com](https://lightningnetworkstores.com)
- [nostrify](https://github.com/joelklabo/nostrify) - A Core Lightning plugin that sends events (forwards, connect, disconnect, etc.) to nostr.
- [nostril](https://github.com/jb55/nostril) - C cli tool for creating nostr events
- [nostrillery](https://github.com/Cameri/nostrillery) - a tool for running performance tests against Nostr relays
- [Obsidian Nostr Writer](https://github.com/jamesmagoo/nostr-writer#readme) - A free Obsidian plugin that allows writers to seamlessly publish to Nostr
- [strfry policies](https://gitlab.com/soapbox-pub/strfry-policies) - A collection of moderation & antispam policies for the strfry relay developed in TypeScript/Deno.
- [Spamster](https://github.com/gourcetools/spamster) - Spamster is for testing relays and spam filters.
- [Nostr NIP-36 Image Redirector](https://github.com/ryogrid/NostrNIP36ImageRedirector) - Reverse proxy server which blocks accesses to NIP-36 marked image files from NOT NIP-36 compliant clients.
- [LikZap](https://github.com/silencesoft/likzap) - A nostr bot to zap a note when you like it.
- [NAC Demo App](https://github.com/neilck/nac-demo-app) - Demo Nostr app using Next.js and NDK which demonstrates using the [Nostr Access Control](https://github.com/neilck/nostr-access-control) library, as well as NIP-07 logins
- [nanostr](https://github.com/xbol0/nanostr) A NIP-05 name server written in Deno.
- [zaps.lol](https://zaps.lol)  - A free and open source NIP-05 ID registration service. [Run your own](https://github.com/jigglycrumb/nostr-address-provider).
- [easyNostr](https://easyNostr.com) - NIP-05 ID provider: Use your own domain, or one of ours: nostr.ly, mynostr.io, easyNostr.com.
- [easyNostr-NIP05](https://wordpress.org/plugins/easynostr-nip05/) WordPress plugin to enable your site as a NIP-05 endpoint for every registered user on your system using your own domain.
- [toastr.space](https://toastr.space) - Paid NIP-05 and Reputation Badge service. Verify and link your identity from Twitter or GitHub to your Nostr account, and get a badge to prove it.
- [keechain](https://github.com/yukibtc/keechain) - Bitcoin application to transform your offline computer in an AirGap Signing Device (aka Hardware Wallet) with support to `NIP-06` and `NIP-26`.
- [nostrum](https://github.com/nostr-connect/nostrum) - Nostrum it's a mobile app that allows you to sign transactions and messages with your Nostr keys. Nostrum is the reference implementation for a remote signer app (ie. Wallet) of the Nostr Connect protocol.
- [amber](https://github.com/greenart7c3/amber) - Amber is a nostr event signer for Android. It allows users to keep their nsec segregated in a single, dedicated app. The goal of Amber is to have your smartphone act as a NIP-46 signing device without any need for servers or additional hardware. "Private keys should be exposed to as few systems as possible as each system adds to the attack surface," as the rationale of said NIP states. In addition to native apps, Amber aims to support all current nostr web applications without requiring any extensions or web servers.
- [glasnostr](https://github.com/eyelight/glasnostr)  - CLI tool to mine a vanity prefix for your nostr npub
- [go-pubmine](https://github.com/tenkoh/go-pubmine)  - Multithreading nostr keypair generator which gives pretty (vanity) public keys. Both cli and web app are available.
- [nostrogen](https://github.com/tonyinit/nostrogen) - simple web based nostr vanity address generator
- [rana](https://github.com/grunch/rana) - Vanity pubkey miner based on nip13
- [Alby](https://getalby.com) - Bitcoin Lightning app with nostr support
- [Blockcore](https://github.com/block-core/blockcore-wallet) - Multi wallet browser extension with nostr support
- [Nostore on GitHub](https://github.com/ursuscamp/nostore) - Nostr Signer Extension for iOS/macOS Safari ([Nostore on Mac App Store](https://apps.apple.com/us/app/nostore/id1666553677))
- [nostr-keyx](https://github.com/susumuota/nostr-keyx) - A NIP-07 browser extension that uses the OS's keychain or YubiKey to protect your private keys.
- [wen](https://github.com/fiatjaf/wen) - browser extension for website enhancer with nostr
- [Signum XT Wallet](https://github.com/signum-network/signum-xt-wallet) - Metamask-like browser extension for Signum blockchain with full NIP07 support and multi-account management
- [Alby](https://getalby.com) - Bitcoin Lightning app with nostr support
- [LightningTipBot](https://github.com/LightningTipBot/LightningTipBot) - A tip bot and Bitcoin Lightning wallet on Telegram
- [nostdress](https://github.com/believethehype/nostdress) - Lightning addresses server based on satdress. Adapted to work with Nostr features (NIP05, NIP57)
- [ZeusLN](https://github.com/ZeusLN/zeus) - A mobile Bitcoin/Lightning app for LND, Core Lightning, and Eclair node operators
- [Build your first nostr app](https://www.youtube.com/watch?v=4qOVxq9lUbs) - Nostr Dev course by Super Testnet
- [Reddit clonee by Super Testnet - part 1](https://www.youtube.com/watch?v=IAK0mrY2_Ew),[part 2](https://www.youtube.com/watch?v=3Pv940IEvTA) - building a reddit clone by Super Testnet
- [strfry personal relay](https://github.com/pjv/strfry_personal_docker) - 10 minute setup of a personal nostr relay on a vanilla Linux VPS. Adds support for NIP-65.
- [nostr icons](https://github.com/satscoffee/nostr_icons) - Purple, white, and black icons in various formats designed for nostr.
- [Nostr playground](https://github.com/SnowCait/nostr-playground) - JSON-based web client written in vanilla JavaScript
- [nostr playground in Ruby](https://github.com/dtonon/nostr-ruby-playground)
- [RSS feeds for news on Nostr](https://verityj.github.io/nostr-news-feeds)  - a curated list of news press channels RSS feeds that we can follow on Nostr
- [search posts/profiles by keyword](https://nostr.band) - posts from major relays indexed and searchable in real-time
- [Summaries of all Nostr Improvements Proposals](https://anchor.fm/s/d8e8d5a4/podcast/rss) - ChatGPT generated summaries of all NIPs by k00b
- [vanilla-js-nostr](https://github.com/supertestnet/vanilla-js-nostr) - a demo of posting and viewing a feed in nostr using vanilla javascript
- [wellorder nostr datasets](https://wiki.wellorder.net/wiki/nostr-datasets/) - Public standardized nostr datasets for benchmarking, data science, or other analysis.
- [alphaama.com](https://alphaama.com) - is _under maintenance_ as of late 2022.
- [anigma.io](https://anigma.io) - has known xss attack vulnerabilities, which can put private key at risk, or risk signing events you may not want to send.
- [branle](https://github.com/fiatjaf/branle) - a Twitter-like client that was discontinued but lives on in its fork "Astral".
- [Listr](https://github.com/sepehr-safari/listr)  - A Nostr Web Client for Making Lists.
- [nvote](https://nvote.co) - it does server side processing, and even private key is handled server side, and as such is deprecated for normal use.
- [expensive relay](https://github.com/fiatjaf/expensive-relay)- a relay that requires payment for registration
- [nodestr](https://github.com/Dolu89/nodestr-relay) - a Node.js implementation
- [nostr-rs](https://github.com/futurepaul/nostr-rs) - a Rust implementation of the nostr protocol
- [nostr relay registry](https://nostr-registry.netlify.app/) - real-time checking of status of some known relays
Data for this list is contributed by the community and curated by [@aaaljaz](https://twitter.com/aaaljaz) ( npub1aljazgxlpnpfp7n5sunlk3dvfp72456x6nezjw4sd850q879rxqsthg9jp)
