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  1. SDKs
  2. /JavaScript
  3. /mastodon-to-bluesky
mauricerenck

mastodon-to-bluesky

A JavaScript SDK for Bluesky and AT Protocol by mauricerenck

A Node.js script for crossposting from mastodon to bluesky

GitHub Stats

42stars
9forks
4contributors
10open issues

Dates

Created:January 12, 2024
Last updated:February 4, 2026

README

The following content is from mastodon-to-bluesky's GitHub repository. All rights reserved by the original author.

Mastodon to Bluesky

Crosspost from Mastodon to Bluesky

GitHub release License


This scripts listens to your Mastodon account and crossposts your toots to your Bluesky account. It uses the Mastodon API and the Bluesky API to achieve this. The script is written in Typescript and can be run on your local machine or on a server.


Installation

You can run the script directly using NodeJS or you can use our Docker image.

Direct

  • Clone this repository and install the dependencies:
git clone https://github.com/mauricerenck/mastodon-to-bluesky.git
cd mastodon-to-bluesky
npm install
  • set environment variables

  • run the script:

    npm run build
    npm run start
    

Docker 🐳

  • Docker and Docker Compose should installed
  • copy docker-compose.yml to your local machine
  • change environment variables
  • start via docker compose up -d
  • stop via docker compose down

Configuration

Create a .env file in the root directory of the project and add the following variables:

MASTODON_INSTANCE: 'https://mastodon.instance'
MASTODON_USER: 'username'
BLUESKY_ENDPOINT: 'https://bsky.social'
BLUESKY_HANDLE: 'USERNAME.bsky.social'
BLUESKY_PASSWORD: 'PASSWORD'
BLUESKY_MAX_POST_LENGTH: 300
INTERVAL_MINUTES: 5

For more details see: https://maurice-renck.de/hub/tooling/crosspost-from-mastodon-to-bluesky

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Resources

GitHub Repository

License

MIT

Author

mauricerenck
mauricerenck

Activity

Last commit: February 4, 2026
Commit frequency: Unknown

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