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Mastodon SDKs for Bluesky & AT Protocol

Mastodon is an important topic in the AT Protocol and Bluesky ecosystem, with tools that help developers build specific functionality. This page lists 8 SDKs and development tools related to Mastodon.

accessibility activitypub activitystreams akari alternative-frontends android android-application announcement-generator announcements api api-client appview architecture architecture-components arxiv at-protocol atcute atom atp atproto atproto-labeler atproto-pds atprotocol automation autoposter bgs blacksky blog blueskey bluesky bluesky-api bluesky-app bluesky-bot bluesky-client bluesky-feed bluesky-generator bluesky-labeler bluesky-social bluesky-webclient bot bsky bsky-client chrome-extension cid client cloudflare cloudflare-d1 cloudflare-pages cloudflare-workers columnar-storage components compose compose-desktop compose-ios converter coroutines cpp cron cross-posting crosspost crossposter csharp csr custom-feed customelement customelements dag-cbor dart dasl data-visualization decentralized decentralized-identity decentralized-social decoding deno deno-deploy did did-plc didweb discord dns dotnet dribbble dsgvo dweb editor elixir embed encoding esp32 esp8266 export fast fediverse feed feed-generator feed-reader file-hosting flask flutter follow frontend gcp gdpr generator git-scraping github github-action github-actions github-pages githubactions go golang google-cloud google-cloud-platform government hacker-news hacktoberfest hacktoberfest2023 handles hls hono honojs hosting html identity indieweb ink instagram ios ipld javascript jetpack-datastore jetpack-lifecycle jetpack-room js json jsonfeed jvm kotlin kotlin-library kotlin-multiplatform kotlin-multiplatform-sample kotlinx-coroutines kotlinx-datetime kotlinx-serialization labeler laravel lexicon livestream macos mastodon mastodon-api mastodon-app merkle-search-tree microblogging microformats2 microsoft moderation moldable-development multi-follow multibase mvpbuzz next nextjs nextjs-14 nextjs14 notification-channel notion nuxt-app oauth oauth2 oauth2-client oekaki ogp-image open-source ozone pagination pds personal-data pharo php plc pm2 posse powershell powershell-module privacy python python3 r react react-native reddit registrar relay remix rest-api rsc rss rss-feed ruby rust rust-lang search self-host self-hosted self-hosting self-sovereign-identity sinatra slack social-media social-network solidjs ssi ssr svelte sveltekit swift swift-package-manager swift-syntax swift-syntax-builder swiftui synchronization telegram telegram-bot tiktok toots tweets twitter twitter-api typescript umbraco unfollowers-for-bluesky unfollowersforbluesky uwp ux-experience vapor visualization vite web-component webapp webcomponent webcomponents webservice websockets whitewind widget windows10 windows11 winui2 wordpress wordpress-plugin xaml xrpc

Mastodon SDKs

8 Bluesky and AT Protocol development tools related to Mastodon, sorted by GitHub stars.

granary

Python•CC0-1.0

💬 The social web translator

activitypubactivitystreamsatom+13

487•60

Updated May 13, 2025

touitomamout

JavaScript•AGPL-3.0

Touitomamout is an easy way to synchronize your Twitter's tweets 🦤 to Mastodon 🦣 and Bluesky post ☁️ (also known as Twitter to Mastodon & Bluesky crossposter)

atprotoatprotocolbluesky+13

239•18

Updated April 19, 2025

rss-parrot

Go•MIT

Notifies Mastodon accounts about new posts in the RSS feeds they follow

activitypubatomfediverse+3

146•12

Updated May 11, 2025

skymoth

JavaScript•AGPL-3.0

A service to automatically crosspost your Toots to Bluesky

blueskybskycrosspost+2

53•3

Updated April 22, 2025

w3igg-crossposter

Python•MIT

Automate crossposting web3isgoinggreat.com posts to social media

blueskycrossposterinstagram+3

44•1

Updated April 28, 2025

github-action-feed-to-social-media

JavaScript•Unlicense

Post latest RSS feed item to social media (Mastodon, Twitter, Discord, Slack, Bluesky...)

atomatprotoautomation+13

30•4

Updated March 18, 2025

tootify

Ruby•Zlib

Toot toooooooot (Bluesky-Mastodon cross-poster)

atprotoblueskyfediverse+2

6•0

Updated May 5, 2025

booski

C#•Unknown

Bluesky cross-poster for inferior services (and a .NET library for ATProto and Bluesky)

atprotoblueskycross-posting+4

4•0

Updated March 20, 2025

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