head to head · open source
mall vs TimescaleDb
mall has 84,789 GitHub stars, 29,826 forks, 15 open issues and last shipped 3 days ago. TimescaleDb has 23,540 stars, 1,150 forks, 389 open issues and last shipped yesterday. mall leads on adoption by 260% (84,789 vs 23,540 stars). mall is written in Java under Apache-2.0; TimescaleDb is written in C under a custom or non-standard licence. mall has attracted 35% as many forks as stars, TimescaleDb 5%. TimescaleDb 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
| mall | TimescaleDb | |
|---|---|---|
| GitHub stars | ★ 85K | ★ 24K |
| License | Apache-2.0 | Custom / other |
| Written in | Java | C |
| Last push | 2026-09-15 | 2026-09-17 |
| Forks | ⑂ 30K | ⑂ 1.1K |
| 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 TimescaleDb if
- You want the TimescaleDb feature set and don't need the biggest community
- You prefer the Custom / other license terms
- Your stack matches C
- You evaluated both and TimescaleDb 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 TimescaleDb
TimescaleDB is a time series database built on top of PostgreSQL and packaged as a PostgreSQL extension. It lives in the PostgreSQL ecosystem, and it uses SQL and PostgreSQL clients such as psql and pgAdmin. The project targets high performance real time analytics on time series and event data, with repository topics for IoT, financial analysis, and historian workloads.
read the full TimescaleDb overview →
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Frequently asked questions
Is mall or TimescaleDb more popular?
mall has 84,789 GitHub stars and TimescaleDb has 23,540. mall has the larger community by that measure.
Are mall and TimescaleDb free?
Both are open source. mall is licensed under Apache-2.0, and TimescaleDb has no licence declared in this registry. Both are free to self-host.
What is the difference between mall and TimescaleDb?
mall is written in Java and TimescaleDb in C. 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 TimescaleDb?
Choose mall if you want the larger community (84,789 stars) or its Apache-2.0 licence terms. Choose TimescaleDb if its feature set, stack or Custom / other licence fits better. Both are self-hostable.