Postiz

by Gitroom

Schedule posts to all your social networks from a single calendar.

37.1 k stars GitHub AGPL-3.0 Free when localFreemiumLocalOpen source

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What it does

One calendar for X, LinkedIn, Instagram, Bluesky, Mastodon…
AI assistant to write posts and generate visuals
Free to self-host, or use the paid cloud

Install it

Requirements: Docker and Docker Compose, API keys for each social network

Follow the official installation guide

https://docs.postiz.com/self-host/installation/docker-compose

The prompt for your agent

Paste it into your coding agent: it checks the requirements and installs it for you.

Claude CodeCodexCursorGemini CLIopencode

Prompt

Install Postiz (https://postiz.com) on my machine.
1. Check the requirements: Docker and Docker Compose, API keys for each social network. If anything is missing, tell me before installing anything.
2. Follow the official method:
- see https://docs.postiz.com/self-host/installation/docker-compose
3. Check that it works, then explain how to launch it and where to start.

Always review what your agent is about to run, especially install commands.