head to head · open source
mall vs Chat2DB
mall has 84,789 GitHub stars, 29,826 forks, 15 open issues and last shipped 3 days ago. Chat2DB has 28,136 stars, 3,034 forks, 269 open issues and last shipped yesterday. mall leads on adoption by 201% (84,789 vs 28,136 stars). mall is written in Java under Apache-2.0; Chat2DB is written in Java under a custom or non-standard licence. mall has attracted 35% as many forks as stars, Chat2DB 11%. Chat2DB was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 2 topic tags (mongodb, mysql), 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 | Chat2DB | |
|---|---|---|
| GitHub stars | ★ 85K | ★ 28K |
| License | Apache-2.0 | Custom / other |
| Written in | Java | Java |
| Last push | 2026-09-15 | 2026-09-17 |
| Forks | ⑂ 30K | ⑂ 3.0K |
| 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 Chat2DB if
- You want the Chat2DB feature set and don't need the biggest community
- You prefer the Custom / other license terms
- Your stack matches Java
- You evaluated both and Chat2DB 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 Chat2DB
Chat2DB is a free, cross platform, AI powered database client and SQL workspace from OtterMind that turns natural language into SQL, built for developers, DBAs, analysts and data teams who want the tool running on their own machine rather than in a vendor's cloud.
read the full Chat2DB overview →
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Frequently asked questions
Is mall or Chat2DB more popular?
mall has 84,789 GitHub stars and Chat2DB has 28,136. mall has the larger community by that measure.
Are mall and Chat2DB free?
Both are open source. mall is licensed under Apache-2.0, and Chat2DB has no licence declared in this registry. Both are free to self-host.
What is the difference between mall and Chat2DB?
mall is written in Java and Chat2DB 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 Chat2DB?
Choose mall if you want the larger community (84,789 stars) or its Apache-2.0 licence terms. Choose Chat2DB if its feature set, stack or Custom / other licence fits better. Both are self-hostable.