head to head · open source
marketingskills vs ktx
marketingskills has 53,618 GitHub stars, 7,975 forks, 154 open issues and last shipped today. ktx has 1,612 stars, 105 forks, 52 open issues and last shipped 27 days ago. marketingskills leads on adoption by 3,226% (53,618 vs 1,612 stars). marketingskills is written in JavaScript under MIT; ktx is written in TypeScript under Apache-2.0. marketingskills has attracted 15% as many forks as stars, ktx 7%. marketingskills was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 6 topic tags (agent-skills, ai-agents, claude, claude-code), so they are genuine substitutes rather than adjacent tools.
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 | ktx | |
|---|---|---|
| GitHub stars | ★ 54K | ★ 1.6K |
| License | MIT | Apache-2.0 |
| Written in | JavaScript | TypeScript |
| Last push | 2026-10-08 | 2026-09-11 |
| Forks | ⑂ 8.0K | ⑂ 105 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick marketingskills if
- You weight community size — 54K stars and counting
- You want the MIT license terms
- Your stack matches JavaScript
- You value the larger contributor base for long-term maintenance
pick ktx if
- You want the ktx feature set and don't need the biggest community
- You prefer the Apache-2.0 license terms
- Your stack matches TypeScript
- You evaluated both and ktx fits your workflow better
About marketingskills
marketingskills is a free, MIT licensed collection of marketing skills for Claude Code, OpenAI Codex, Cursor, Windsurf, and any agent that supports the Agent Skills spec, aimed at technical marketers and founders who want AI coding agents to handle conversion optimization, copywriting, SEO, analytics, and growth engineering.
read the full marketingskills overview →
About ktx
ktx is an open source, Apache 2.0 licensed executable context layer, built and maintained by Kaelio in TypeScript, that lets AI agents such as Claude Code, Codex, Cursor, and OpenCode query analytical warehouses accurately using approved metric definitions, detected joinable columns, and company knowledge.
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Frequently asked questions
Is marketingskills or ktx more popular?
marketingskills has 53,618 GitHub stars and ktx has 1,612. marketingskills has the larger community by that measure.
Are marketingskills and ktx free?
Both are open source. marketingskills is licensed under MIT and ktx under Apache-2.0. Neither carries a licence fee.
What is the difference between marketingskills and ktx?
marketingskills is written in JavaScript and ktx 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 ktx?
Choose marketingskills if you want the larger community (53,618 stars) or its MIT licence terms. Choose ktx if its feature set, stack or Apache-2.0 licence fits better. Both are self-hostable.