Simple and cross-platform Nostr signer

drop-in <script> that adds seamless NIP-46 support to apps that rely on window.nostr

Nostr Keystore

deploy, manage and inspect websites served over nostr and blossom (nsites)

Zig library for the Nostr protocol

Bloom offers a familiar file‑manager interface that lets users quickly interact with files and blobs stored on Blossom and NIP‑96 servers. You can edit metadata, share items directly from Bloom, create shareable folders, and much more.

Self-custodial key management for Nostr and Bitcoin

Push-based iOS NIP-46 Nostr remote signer. Wakes a Notification Service Extension via APNs to sign events in the background.

Android app for FROST threshold signing with NIP-55 support

A Nostr cli key manager, support serve NIP-46

Demo app pair for Nostr Connect NIP-46

ESP32 firmware and host-core for nSealr USB/display and stateless QR signer targets; production signing remains disabled.

Shape your signer -- web management UI for Heartwood ESP32

NIP-07 Nostr signer backed by NIP-46 remote signing. Self-sovereign keys, derived personas with Heartwood.

NIP-05 identity registry for Nostr featuring REST API, admin UI, domain verification, and Spring Boot integration

Trust-aware Nostr MCP server for AI agents and humans. Verification, proximity, and access woven into every interaction.

Host-side nSealr companion CLI, local service, transports, NIP-46 bridge, policy logic, and response verification.

Java library for NIP-46 remote signing with nsecBunker. Includes admin client, monitoring, Spring Boot starter, and Bottin NIP-05 integration.