head to head · open source
marketingskills vs mjml
marketingskills has 58,064 GitHub stars, 8,533 forks, 154 open issues and last shipped 3 days ago. mjml has 723 stars, 253 forks, 35 open issues and last shipped 5 days ago. marketingskills leads on adoption by 7,931% (58,064 vs 723 stars). marketingskills is written in JavaScript under MIT; mjml is written in TypeScript under BSD-3-Clause. marketingskills has attracted 15% as many forks as stars, mjml 35%. 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 | mjml | |
|---|---|---|
| GitHub stars | ★ 58K | ★ 723 |
| License | MIT | BSD-3-Clause |
| Written in | JavaScript | TypeScript |
| Last push | 2026-10-31 | 2026-10-29 |
| Forks | ⑂ 8.5K | ⑂ 253 |
| 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 mjml if
- You want the mjml feature set and don't need the biggest community
- You prefer the BSD-3-Clause license terms
- Your stack matches TypeScript
- You evaluated both and mjml 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 mjml
GrapesJS MJML Requires GrapesJS v0.15.9 or higher This plugin enables the usage of MJML components inside the GrapesJS environment. MJML components are rendered in real time using the official v4 compiler (+ some mocks to make it run in the browser), therefore the result is, almost, the same as using the MJML Live Editor. Demo Supported MJML components (using default mjml browser parser): mj mjml mj head mj body mj wrapper mj group mj section mj column mj text mj image mj button mj social mj social element mj divider mj spacer mj style mj font mj hero mj navbar mj navbar link mj raw Options Download npm i…
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Frequently asked questions
Is marketingskills or mjml more popular?
marketingskills has 58,064 GitHub stars and mjml has 723. marketingskills has the larger community by that measure.
Are marketingskills and mjml free?
Both are open source. marketingskills is licensed under MIT and mjml under BSD-3-Clause. Neither carries a licence fee.
What is the difference between marketingskills and mjml?
marketingskills is written in JavaScript and mjml in TypeScript. 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 mjml?
Choose marketingskills if you want the larger community (58,064 stars) or its MIT licence terms. Choose mjml if its feature set, stack or BSD-3-Clause licence fits better. Both are self-hostable.