head to head · open source
postiz vs probo
postiz has 36,014 GitHub stars, 6,900 forks, 306 open issues and last shipped yesterday. probo has 1,367 stars, 211 forks, 93 open issues and last shipped yesterday. postiz leads on adoption by 2,535% (36,014 vs 1,367 stars). postiz is written in TypeScript under AGPL-3.0; probo is written in Go under MIT. postiz has attracted 19% as many forks as stars, probo 15%. postiz was the more recently maintained of the two, and both are self-hostable with no licence fee.
Two open source projects, one decision. Both are free and self-hostable — the differences are community size, license terms, language stack and release pace.
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Side by side
| postiz | probo | |
|---|---|---|
| GitHub stars | ★ 36K | ★ 1.4K |
| License | AGPL-3.0 | MIT |
| Written in | TypeScript | Go |
| Last push | 2026-09-17 | 2026-09-17 |
| Forks | ⑂ 6.9K | ⑂ 211 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick postiz if
- You weight community size — 36K stars and counting
- You want the AGPL-3.0 license terms
- Your stack matches TypeScript
- You value the larger contributor base for long-term maintenance
pick probo if
- You want the probo feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches Go
- You evaluated both and probo fits your workflow better
About postiz
Postiz is an open source social media scheduling tool built as a self hosted alternative to commercial platforms like Buffer and Hootsuite. It enables users to schedule, manage, and analyze posts across multiple social networks—including X (Twitter), Bluesky, Mastodon, and Discord—while supporting AI assisted content creation and team collaboration. The project lives in the Next.js and NestJS ecosystem, using a monorepo structure with TypeScript, Prisma (defaulting to PostgreSQL), and Temporal for background workflows.
read the full postiz overview →
About probo
Probo is an open source MIT licensed governance, risk, and compliance platform written in Go. It targets engineering and security teams managing SOC2, GDPR, ISO27001, HIPAA, ISO27701, and ISO42001 work in one self hostable system. The project lives in the open source compliance and GRC ecosystem, and it exposes data through a web console, a prb CLI, a Model Context Protocol API, a GraphQL API, and an n8n community node.
read the full probo overview →
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Frequently asked questions
Is postiz or probo more popular?
postiz has 36,014 GitHub stars and probo has 1,367. postiz has the larger community by that measure.
Are postiz and probo free?
Both are open source. postiz is licensed under AGPL-3.0 and probo under MIT. Neither carries a licence fee.
What is the difference between postiz and probo?
postiz is written in TypeScript and probo in Go. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, postiz or probo?
Choose postiz if you want the larger community (36,014 stars) or its AGPL-3.0 licence terms. Choose probo if its feature set, stack or MIT licence fits better. Both are self-hostable.