head to head · open source
marketingskills vs Hyvor Post
marketingskills has 58,064 GitHub stars, 8,533 forks, 154 open issues and last shipped 3 days ago. Hyvor Post has 34 stars, 3 forks, 37 open issues and last shipped 8 days ago. marketingskills leads on adoption by 170,676% (58,064 vs 34 stars). marketingskills is written in JavaScript under MIT; Hyvor Post is written in PHP under AGPL-3.0. marketingskills has attracted 15% as many forks as stars, Hyvor Post 9%. marketingskills 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
| marketingskills | Hyvor Post | |
|---|---|---|
| GitHub stars | ★ 58K | ★ 34 |
| License | MIT | AGPL-3.0 |
| Written in | JavaScript | PHP |
| Last push | 2026-10-31 | 2026-10-26 |
| Forks | ⑂ 8.5K | ⑂ 3 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick marketingskills if
- You weight community size — 58K stars and counting
- You want the MIT license terms
- Your stack matches JavaScript
- You value the larger contributor base for long-term maintenance
pick Hyvor Post if
- You want the Hyvor Post feature set and don't need the biggest community
- You prefer the AGPL-3.0 license terms
- Your stack matches PHP
- You evaluated both and Hyvor Post fits your workflow better
About marketingskills
Marketing Skills for AI Agents A collection of AI agent skills focused on marketing tasks. Built for technical marketers and founders who want AI coding agents to help with conversion optimization, copywriting, SEO, analytics, and growth engineering. Works with Claude Code, OpenAI Codex, Cursor, Windsurf, and any agent that supports the Agent Skills spec. Built by Corey Haines. Need hands on help? Check out Conversion Factory — Corey's agency for conversion optimization, landing pages, and growth strategy. Want to learn more about marketing? Subscribe to Swipe Files. Want to get dangerously good at using AI for…
read the full marketingskills overview →
About Hyvor Post
Hyvor Post Newsletters without surveillance For People, Not Funnels Hyvor Post is a simple, privacy first newsletter platform. It is based on Hyvor Relay, an open source, self hosted email API for developers. Newsletter Platform Docs Note on Self Hosting While Hyvor Post is open source, it is not yet ready for self hosting. There are some pending tasks: Set up OIDC (PRs welcome, see this and this) Self hosting documentation Features No Tracking : No click or open tracking. Respect your subscribers' privacy. Easy Editor : Simple and clean rich text with markdown support editor to compose newsletters. Multi…
read the full Hyvor Post overview →
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Frequently asked questions
Is marketingskills or Hyvor Post more popular?
marketingskills has 58,064 GitHub stars and Hyvor Post has 34. marketingskills has the larger community by that measure.
Are marketingskills and Hyvor Post free?
Both are open source. marketingskills is licensed under MIT and Hyvor Post under AGPL-3.0. Neither carries a licence fee.
What is the difference between marketingskills and Hyvor Post?
marketingskills is written in JavaScript and Hyvor Post in PHP. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, marketingskills or Hyvor Post?
Choose marketingskills if you want the larger community (58,064 stars) or its MIT licence terms. Choose Hyvor Post if its feature set, stack or AGPL-3.0 licence fits better. Both are self-hostable.