Nostr Relays
Nostr relay implementations, hosting services, and relay management tools.
Nostr - Open Social Protocol and Relay Documentation
The official documentation and overview for the Nostr (Notes and Other Stuff Transmitted by Relays) protocol, an open social standard that enables decentralized communication through cryptographically signed notes and distributed relays.
Strfry - High-Performance C++ Nostr Relay
Strfry is a lightweight, high-performance Nostr relay implementation written in C++. It features LMDB-based local storage, negentropy syncing for efficient data reconciliation, and support for zero-downtime restarts and Prometheus monitoring.
nostr-rs-relay - High-Performance Nostr Relay Server in Rust
A high-performance Nostr relay implementation written in Rust, supporting the full relay protocol with SQLite or Postgresql persistence. It provides a self-hosted server solution for decentralizing social communication, featuring Docker support and extensive NIP compliance.
André Neves - How to Setup a Paid Nostr Relay Using ZBD API
A technical walkthrough guide for running a paid Nostr relay infrastructure using the Nostream implementation and ZEBEDEE API. The tutorial covers VM setup, Docker installation, NGINX configuration, and enabling Lightning Network payments to monetize relay access.
André Neves - The Rise of Paid Nostr Relays and Bitcoin Monetization
An analysis of monetization strategies for Nostr relays, focusing on using the Lightning Network and ZBD API to charge for storage and access. The article highlights Nostream relay implementation and discusses the sustainability of decentralized infrastructure through Bitcoin payments.
Nostr Wine Filter Relay - Paid Nostr Aggregation Service
A paid Nostr relay service that aggregates content from multiple public relays to bridge the gap between paid and public networks. It offers improved performance, spam reduction via the Purgatory pipeline, full-text search (NIP-50), and authenticated access for nostr.wine subscribers.
Haven - High Availability Nostr Relay Server
Haven is an open-source, self-hosted Nostr relay server designed for high availability and sovereignty. It features multiple relay modes (private, chat, inbox, outbox), Web of Trust integration, JSONL backups, and an embedded Blossom media server for hosting images and videos.
Habla - The No-Spam Relay Setup Guide
A comprehensive technical guide on configuring Nostr relays to minimize spam while maintaining reach. It covers client selection, Web-of-Trust filters, and specific relay list setups for both Haven users and those without private relays.
Wallet Relay - High-Performance Nostr & Cashu Relay for NWC
Wallet Relay is a high-performance, open-source Nostr relay designed for wallet service providers to process Nostr Wallet Connect (NWC) and Cashu events. Built on the Khatru framework using Go, it enables efficient handling of Lightning and Cashu payments via Nostr protocol.
NWCLay - NWC-Only Nostr Relay by Dezh-Tech
NWCLay is a specialized Nostr relay implementation designed exclusively to accept Nostr Wallet Connect (NWC) events based on the NWC spec. It offers configurable event retention, strict filter validation, and Docker support for easy self-hosted deployment. The project is part of the Dezh DSR (Domain Specific Relays) suite.
Alby NWC Relay - Nostr Wallet Connect Infrastructure & Developer Guide
A dedicated relay service for the Nostr Wallet Connect (NWC) protocol, enabling developers to build Lightning Network wallet services with scalable infrastructure and reliable event delivery. Provides technical documentation, APIs, and guidelines for integrating NWC into Bitcoin applications.
NNostr - Nostr Relay and Client Library for C#
NNostr is an open-source C# library providing both a Nostr relay implementation and a client for interacting with the Nostr protocol. It includes features for managing events, subscriptions, and integration with BTCPay Server for handling Lightning payments on the relay.
Highlighter - Curated Nostr Articles and ZapTracker Relay Tool
Highlighter is a content curation platform for the Nostr network, featuring highlighted articles on Bitcoin, politics, and lifestyle topics. It also introduces Citrine, a mobile Android relay tool designed for tracking Zaps within the Nostr ecosystem.
Haven Docker - Self-Hosted Nostr Relay Image
An open-source Docker container for deploying the Haven Nostr relay, designed for self-hosted infrastructure with optional Tor hidden service integration and comprehensive configuration via environment variables.
Nostrcheck Server - Comprehensive Nostr Relay, File Hosting & NIP-96 Solution
Nostrcheck Server is an open-source, self-hosted software suite for the Nostr ecosystem. It combines a Nostr relay, NIP-05 address management, and NIP-96/Blossom file hosting with Lightning Network integration for payments via Nostr Wallet Connect and LNBits.
nostrcheck.me - Free Nostr NIP-05 Address Verification, File Hosting & Relay
A free online service providing tools for the Nostr ecosystem, including NIP-05 address verification, file and media hosting, and a public Nostr relay. Users can manage uploads, claim usernames, and utilize browser extension support for seamless integration.
Nostr Relay - Self-Hosted Private Nostr Backup for Umbrel
A self-hosted Nostr Relay app available on the Umbrel App Store, allowing users to back up all their Nostr activity to a private relay. Powered by the open-source nostr-rs-relay project, it ensures uninterrupted data storage and syncs past activity from public relays.
Nostryfied - Nostr Data Backup and Relay Service
A specialized service providing backup and relaying solutions for Nostr data, ensuring persistence and redundancy for events across different relays.
Nostr Protocol Documentation - Relay Implementations and Architecture
Comprehensive documentation for the Nostr open social protocol, explaining its decentralized architecture, cryptographic note system, and client-relay interactions. This resource serves as a technical guide for developers implementing relays and building on the Nostr ecosystem.
Searchnos - NIP-50 Nostr Search Relay Implementation
An experimental open-source implementation of the NIP-50 standard, providing a Nostr relay with full-text search capabilities backed by searchnos-db. This Rust-based project allows for authenticated event publishing and unauthenticated search operations.