head to head · open source
mall vs kairosdb
mall has 84,789 GitHub stars, 29,826 forks, 15 open issues and last shipped 3 days ago. kairosdb has 1,761 stars, 340 forks, 141 open issues and last shipped 7 months ago. mall leads on adoption by 4,715% (84,789 vs 1,761 stars). mall is written in Java under Apache-2.0; kairosdb is written in Java under Apache-2.0. mall has attracted 35% as many forks as stars, kairosdb 19%. mall was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 1 topic tag (java), 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
| mall | kairosdb | |
|---|---|---|
| GitHub stars | ★ 85K | ★ 1.8K |
| License | Apache-2.0 | Apache-2.0 |
| Written in | Java | Java |
| Last push | 2026-09-15 | 2026-03-05 |
| Forks | ⑂ 30K | ⑂ 340 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick mall if
- You weight community size — 85K 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 kairosdb if
- You want the kairosdb feature set and don't need the biggest community
- You prefer the Apache-2.0 license terms
- Your stack matches Java
- You evaluated both and kairosdb fits your workflow better
About mall
mall is a complete e commerce system built on Spring Boot and MyBatis, distributed as a Java project under the Apache 2.0 license. It ships two applications in one repository: a storefront system for shoppers and an administrative back office for operators. The storefront covers the home portal, product recommendation, product search, product display, shopping cart, order flow, member center, customer service, and help center. The back office covers product management, order management, member management, promotion management, operations management, content management, statistics reports, finance management, perm…
About kairosdb
KairosDB is fast distributed scalable time series database. It is written in Java. It is built on top of Cassandra. It sits in Infrastructure & Operations / Databases. Its topics are java, kairosdb, metrics, timeseries, timeseries database. It uses Apache 2.0 license. Its tagline and GitHub description both say fast scalable time series database. It has 1761 stars, 340 forks, 141 open issues, and no contributor count. Its repo age is 14 years. Its last push is 2026 03 05T22:27:54Z.
read the full kairosdb overview →
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Frequently asked questions
Is mall or kairosdb more popular?
mall has 84,789 GitHub stars and kairosdb has 1,761. mall has the larger community by that measure.
Are mall and kairosdb free?
Both are open source. mall is licensed under Apache-2.0 and kairosdb under Apache-2.0. Neither carries a licence fee.
What is the difference between mall and kairosdb?
mall is written in Java and kairosdb in Java. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, mall or kairosdb?
Choose mall if you want the larger community (84,789 stars) or its Apache-2.0 licence terms. Choose kairosdb if its feature set, stack or Apache-2.0 licence fits better. Both are self-hostable.