Postiz

Open source social media scheduling tool that plans, generates and publishes posts to 30+ networks from a single visual calendar, driveable by AI agents.

Social media # social-media-scheduling# open-source# ai# automation# content-calendar# api

Quick Facts

Pricing Model

Paid

Pricing Options

Monthly

$29 /mo

Yearly

$23 /yr

Save 93% vs monthly

Key Features

→ Scheduling and publishing to 30+ social networks from one calendar
→ AI copilot for captions, hashtags, images and short videos
→ Agent control through a CLI and MCP server (Claude, ChatGPT, Codex, Cursor)
→ Public API, SDK, OAuth2 and webhooks for building on top of it
→ Team members, customer groups and approval workflows
→ Built-in analytics, cross-posting, posting sets and RSS auto-posting
→ Self-hostable open source core under AGPL-3.0

Pros

Open source and self-hostable, so there is no vendor lock-in
Covers 30+ networks in one place, including several most schedulers skip
API, CLI and MCP access make it scriptable and automation-friendly
Unlimited posts per month on every paid plan
Very active development with frequent releases

Cons

No permanent free cloud plan, only a 7-day trial
Self-hosting requires your own infrastructure and per-network API keys
AI image and video generation is capped per plan
Younger and less battle-tested than incumbents like Buffer or Hootsuite

Technical Performance

Lighthouse Audit

Speed

76/100 C

Accessibility

82/100 B

Best Practices

77/100 C

SEO

92/100 A

Core Web Vitals

LCP 3.3s

FCP 2.3s

CLS 0.000

TBT 493ms

Speed Index 4.2s

Performance data measured via Google Lighthouse. Fast load times indicate a well-optimized product that won't slow down your workflow.

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