/install postiz-ext
- Make sure OpenClaw is installed (local or Docker)
- Run the install command in chat:
/install postiz-ext - After installation, invoke the skill by name or use
/postiz-ext - Provide required inputs per the skill's parameter spec and get structured output
What is Postiz Extended?
Schedule and manage social media posts via Postiz API (self-hosted or cloud). Direct API integration — no n8n dependency. Supports X/Twitter, LinkedIn, Bluesky with platform-specific character limits. Includes deduplication, scheduling, media upload, and thread creation. WHAT IT CAN DO: - Schedule posts to 28+ channels (X, LinkedIn, Bluesky, Reddit, Instagram, Facebook, Threads, YouTube, TikTok, Pinterest, Mastodon, and more) - Multi-platform posting in a single API call with platform-adapted content - X/Twitter thread creation for longer content - Media upload (file and URL) - Find next available posting slot per channel - List, query, update, and delete scheduled posts - Deduplication workflow (check existing before posting) - Platform-specific character limits and content tone guidance - Post state management (QUEUE, PUBLISHED, ERROR, DRAFT) - Helper script for quick posting with auto-validation USE WHEN: scheduling social media posts, creating multi-platform content, managing a posting calendar, uploading media for social posts, checking post status, creating X/Twitter threads, or automating social media workflows. It is an AI Agent Skill for Claude Code / OpenClaw, with 1462 downloads so far.
How do I install Postiz Extended?
Run "/install postiz-ext" in the OpenClaw or Claude Code chat to install it in one step — no extra setup required.
Is Postiz Extended free?
Yes, Postiz Extended is completely free (open-source). You can download, install and use it at no cost.
Which platforms does Postiz Extended support?
Postiz Extended is cross-platform and runs anywhere OpenClaw / Claude Code is available (cross-platform).
Who created Postiz Extended?
It is built and maintained by coolmanns (@coolmanns); the current version is v1.0.1.