Comparison
pendpost vs Postiz
Both are open-source, self-hostable social media tools, and Postiz is excellent at what it does. Choose Postiz for a broad dashboard across 30+ platforms with an optional hosted plan. Choose pendpost when you want an AI agent to draft and schedule while a human approves, all running locally under a permissive MIT license.
Where they agree
Both are open source and can be self-hosted for free, both can post to the major networks, and both can be driven by an AI agent over MCP. If your goal is simply to stop paying a hosted scheduler, either one gets you there.
Where they differ
License: MIT vs AGPL-3.0
pendpost is MIT-licensed, so you can read, modify, embed, and run it for clients without copyleft obligations. Postiz is AGPL-3.0, which is fine for self-hosting but carries source obligations if you offer a modified version as a network service. If you plan to build on top inside a closed product, the license difference matters.
Architecture: MCP-native vs dashboard-first
Postiz is primarily a dashboard, with an MCP server alongside it. pendpost is built MCP-first: the agent surface and the web dashboard are the same capabilities, kept at parity by a test. If you want to operate social from inside Claude or another MCP client, that is pendpost's home ground.
The human approval gate
This is pendpost's core idea and the clearest difference. In pendpost every post is fail-closed: an agent drafts and schedules, but nothing publishes until it's approved. By default that's you, and auto-approve is owner-only and revocable. Postiz publishes from the dashboard or queue in the usual way. If you are letting an agent loose, that gate is the point.
Local-first vs server/cloud
pendpost binds 127.0.0.1, keeps your credentials in your own .env, and never phones home. Postiz runs as a server app you host (or use their cloud). pendpost trades platform breadth for that local-first, you-own-everything posture.
Breadth and maturity
Postiz supports many more platforms and is more mature, with a larger community. pendpost focuses on Instagram, Facebook, LinkedIn, YouTube, and X, and is young with rough edges. If breadth or polish is your priority today, Postiz is the safer pick, and we will say so.
Which should you choose?
- Choose Postiz for the widest platform coverage, a mature dashboard, or a hosted option.
- Choose pendpost for an agent-operated workflow with a human approval gate, MIT licensing, and a local-first setup that never phones home.
See the fuller table on the alternatives page, or read how the MCP server works.