head to head · open source
starrocks vs mailcheap
starrocks has 12,176 GitHub stars, 2,616 forks, 1,443 open issues and last shipped today. mailcheap has 933 stars, 233 forks, 8 open issues and last shipped today. starrocks leads on adoption by 1,205% (12,176 vs 933 stars). starrocks is written in Java under Apache-2.0; mailcheap is written in JavaScript under AGPL-3.0. starrocks has attracted 21% as many forks as stars, mailcheap 25%. starrocks 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
| starrocks | mailcheap | |
|---|---|---|
| GitHub stars | ★ 12K | ★ 933 |
| License | Apache-2.0 | AGPL-3.0 |
| Written in | Java | JavaScript |
| Last push | 2026-10-15 | 2026-10-15 |
| Forks | ⑂ 2.6K | ⑂ 233 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick starrocks if
- You weight community size — 12K stars and counting
- You want the Apache-2.0 license terms
- Your stack matches Java
- You value the larger contributor base for long-term maintenance
pick mailcheap if
- You want the mailcheap feature set and don't need the biggest community
- You prefer the AGPL-3.0 license terms
- Your stack matches JavaScript
- You evaluated both and mailcheap fits your workflow better
About starrocks
StarRocks is an Apache 2.0, Linux Foundation open query engine written in Java that delivers sub second ad hoc and multi dimensional analytics both on and off the data lakehouse, built for data platform teams, analytics engineers, and BI users who need fast SQL over large distributed datasets without moving data or rewriting SQL.
read the full starrocks overview →
About mailcheap
MailCheap is an open source newsletter application in JavaScript — dashboard, public archive, REST API and MCP server in one Next.js app — for writers, teams and agent builders who want to keep their subscriber list in their own database and pay a sending provider per email instead of paying a platform per subscriber.
read the full mailcheap overview →
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Frequently asked questions
Is starrocks or mailcheap more popular?
starrocks has 12,176 GitHub stars and mailcheap has 933. starrocks has the larger community by that measure.
Are starrocks and mailcheap free?
Both are open source. starrocks is licensed under Apache-2.0 and mailcheap under AGPL-3.0. Neither carries a licence fee.
What is the difference between starrocks and mailcheap?
starrocks is written in Java and mailcheap in JavaScript. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, starrocks or mailcheap?
Choose starrocks if you want the larger community (12,176 stars) or its Apache-2.0 licence terms. Choose mailcheap if its feature set, stack or AGPL-3.0 licence fits better. Both are self-hostable.