Side by side
OpenSMM vs Postmill AI
Both stand on social media management tools. Which one you can start free with, which one lets you read the code, and what each costs once you pay.
OpenSMM provides a self-hosted foundation with a working media gallery and Facebook Pages posting. Its early status and unfinished scheduling and deployment conveniences mean it requires technical setup and patience.
Visit OpenSMM
Choose Postmill AI if you want AI-assisted content work alongside scheduling, publishing, replies, and reporting, with plans for individuals through agencies. Look elsewhere if Starter’s 1-seat, 3-channel, and 100-post monthly capacity does not fit, or if you do not want to self-host and need the free self-hosted option.
Visit Postmill AIThe facts
| OpenSMM | Postmill AI | |
|---|---|---|
| Free plan | Yes | Yes |
| Open source | Not published | Not published |
| Runs on | Self-hosted, Web | API, Self-hosted, Web |
| Lowest paid plan | Free or on request | Starter: $9 a month |
| Plans published | 1 | 5 |
| Maker | Not published | Not published |
| Website | github.com | postmill.ai |
| On social media management tools | #68 of 146 | #14 of 146 |
OpenSMM: what it does well
- Free, open-source GPL-3.0 project
- Self-hosted web deployment
- Media gallery for uploading and saving media
- Publishes text and images to Facebook Pages
- Lists support for several social networks
What to know first
- Project is in early development
- Scheduling features are planned, not working
- Setup requires source, environment, MongoDB, and containers
- Docker Hub images are not yet available
Postmill AI: what it does well
- Maker lists 45 channels across social, chat, blog, and email.
- One draft can be tailored by channel with previews and validation.
- Scheduling includes recurring slots, queues, CSV import, and retries.
- Daily metric snapshots and replies from 19 channels share one inbox.
- Core is AGPL-3.0 open source and self-hosting is free on customer hardware.
What to know first
- Starter is limited to 1 seat, 3 channels, and 100 posts per month.
- Self-hosting requires the customer’s own hardware.
- The listed social channel count is 3.0.
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