head to head · open source
Krayin vs Sendune
Krayin has 23,890 GitHub stars, 1,630 forks, 121 open issues and last shipped 4 days ago. Sendune has 2,308 stars, 143 forks, 2 open issues and last shipped 3 months ago. Krayin leads on adoption by 935% (23,890 vs 2,308 stars). Krayin is written in PHP under MIT; Sendune is written in TypeScript under MIT. Krayin has attracted 7% as many forks as stars, Sendune 6%. Krayin 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
| Krayin | Sendune | |
|---|---|---|
| GitHub stars | ★ 24K | ★ 2.3K |
| License | MIT | MIT |
| Written in | PHP | TypeScript |
| Last push | 2026-09-14 | 2026-06-08 |
| Forks | ⑂ 1.6K | ⑂ 143 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick Krayin if
- You weight community size — 24K stars and counting
- You want the MIT license terms
- Your stack matches PHP
- You value the larger contributor base for long-term maintenance
pick Sendune if
- You want the Sendune feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches TypeScript
- You evaluated both and Sendune fits your workflow better
About Krayin
Krayin is a free, MIT licensed, self hosted customer relationship management framework built on Laravel and Vue.js, intended for small and medium businesses and enterprises that want to run customer, lead, and sales management on their own infrastructure.
read the full Krayin overview →
About Sendune
Sendune is an open source HTML email template editor and no code designer written in TypeScript and packaged as an Angular library. It was originally built for use within Sendune, formerly Send With SES, and it offers a public live demo at designer.sendune.com. The project sits in the Angular and AWS SES email template ecosystem, where teams need to create and export email HTML without a full marketing platform.
read the full Sendune overview →
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Frequently asked questions
Is Krayin or Sendune more popular?
Krayin has 23,890 GitHub stars and Sendune has 2,308. Krayin has the larger community by that measure.
Are Krayin and Sendune free?
Both are open source. Krayin is licensed under MIT and Sendune under MIT. Neither carries a licence fee.
What is the difference between Krayin and Sendune?
Krayin is written in PHP and Sendune 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, Krayin or Sendune?
Choose Krayin if you want the larger community (23,890 stars) or its MIT licence terms. Choose Sendune if its feature set, stack or MIT licence fits better. Both are self-hostable.