Nostr

nostr-tools JavaScript Library

nostr-tools is the de-facto JavaScript/TypeScript library for Nostr clients and bots. It implements event creation, signing, relay connections, subscription filters, and many common NIPs, and is used by a large portion of the Nostr web ecosystem.

GitHub

Other Resources

🔗
Repository
https://github.com/nbd-wtf/nostr-tools
🔗
Package
https://www.npmjs.com/package/nostr-tools

Work with this as data

Every API here is available over the APIs.io API and to AI agents over MCP.

MCP server

One button, every client — Claude, Cursor, VS Code and the rest.

https://apis.io/mcp

Tools for apis

7 MCP tools reach this
  • find_apisBrowse and filter every API in the catalog.
  • get_api_artifactsOne API's artifacts, grouped by type.
  • get_openapiThe primary OpenAPI for this API.
  • find_similar_apisAPIs that look like this one.
  • apis_io_searchSTART HERE — APIs, providers and tags for one query, each with its total.
  • resolveTurn a domain, URL or GitHub org into the provider it belongs to.
  • find_cohortsEvery scored population of providers in the catalog.
All 92 tools →

Call it yourself

curl for this page
This API 
curl "https://apis.io/api/v1/apis/nostr-tools"
All apis 
curl "https://apis.io/api/v1/apis?limit=25"

Discovery needs no key. Ratings and market analysis are Pro.

Get an API key

Free tier, no form to fill in. Signing in shares your email address with us — we store it to create your key and to recognise you if you sign in with another provider. See our Privacy Policy and Terms.

GitHub Google LinkedIn

A second provider on the same verified email joins the account you already have.

API entry from apis.yml

apis.yml Raw ↑ 
aid: nostr:nostr-tools
name: nostr-tools JavaScript Library
description: 'nostr-tools is the de-facto JavaScript/TypeScript library for Nostr

  clients and bots. It implements event creation, signing, relay

  connections, subscription filters, and many common NIPs, and is

  used by a large portion of the Nostr web ecosystem.

  '
humanURL: https://github.com/nbd-wtf/nostr-tools
baseURL: https://www.npmjs.com/package/nostr-tools
tags:
- SDK
- JavaScript
- TypeScript
- Client Library
properties:
- type: Repository
  url: https://github.com/nbd-wtf/nostr-tools
- type: Package
  url: https://www.npmjs.com/package/nostr-tools