Free tools
Free tools for posting
Free tools for posting to social media: a character counter and thread splitter, an image and video size guide, and an MCP config generator for AI tools.
Cancel anytime · or self-host for free
Tools
- Character counter
Counts your post the way X, Bluesky, LinkedIn and others do, and splits long text into a thread.
- Image and video sizes
Every size, ratio and limit for nine networks, checked September 2026.
- MCP config generator
The exact MCP setup for Claude, Claude Code, Cursor, VS Code, Windsurf and Gemini CLI.
Ready to get started?
Schedule to every network from one calendar, or let your AI agent do it.
Cancel anytime · or self-host for free
Postbase21 – 27 Sep 2026TodayDayWeek
Wed23
09:00
10:00
11:00
12:00
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14:00
15:00
16:00
09:00Fieldnote 2.4 is out
12:00New on the shelf: Kochere
14:15Cupping notes
16:30Studio tour
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