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PostBroadcaster

SaaS

Single composer for writing a social post once, adjusting captions per network, and publishing or scheduling it to 18 networks, with an HTTP API for agents.

postbroadcaster.com
PostBroadcaster homepage screenshot

About PostBroadcaster

PostBroadcaster is a hosted scheduler that reaches both mainstream networks and the decentralized social web from a single composer. You write a caption, choose your connected accounts, then publish immediately or schedule for later, with the option to tweak the copy for networks that need a different tone or length.

Supported destinations include X, Instagram, Facebook, LinkedIn, YouTube, TikTok, Threads, Bluesky, Telegram, Mastodon, Nostr, Pixelfed, PeerTube, Pleroma, Misskey, VK, WeChat, Tumblr, Pinterest and Google Business. Reddit and Hacker News are treated as listening sources rather than publishing targets.

An API lets coding agents and scripts list accounts, publish and schedule over HTTP using the same path as the dashboard, with keys created after signing in. It positions itself as an alternative to expensive suites and signs users in with Google.

Key features

  • One composer for 18 social networks
  • Per-network caption overrides
  • Publish now or schedule for later
  • Calendar and queue using the same composer
  • Support for Mastodon, Bluesky, Nostr and other open networks
  • HTTP API for agents with API keys
  • Listening on Reddit and Hacker News

Good fit for

  • Cross-posting the same update to mainstream and open networks
  • Letting a coding agent publish posts through an API
Tags
social-media
scheduling
cross-posting
mastodon
bluesky
api
fediverse

PostBroadcaster: questions and answers

What is PostBroadcaster used for?
PostBroadcaster is a single composer for writing a social post once, adjusting captions per network, and publishing or scheduling it to 18 networks, with an HTTP API for agents. It is a good fit for cross-posting the same update to mainstream and open networks, and letting a coding agent publish posts through an API.
How much does PostBroadcaster cost?
PostBroadcaster is a paid product with no free plan.
Is PostBroadcaster open source?
No. PostBroadcaster is proprietary (closed-source) software and can't be self-hosted. In the Social Media category, open-source options include Elk, Postiz and Bluesky.
What are some alternatives to PostBroadcaster?
PostBroadcaster competes with Buffer, Hootsuite and Publer.

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