head to head · open source
CrateDB vs button-card
CrateDB has 4,436 GitHub stars, 617 forks, 332 open issues and last shipped 2 days ago. button-card has 2,501 stars, 280 forks, 31 open issues and last shipped 11 days ago. CrateDB leads on adoption by 77% (4,436 vs 2,501 stars). CrateDB is written in Java under Apache-2.0; button-card is written in TypeScript under MIT. CrateDB has attracted 14% as many forks as stars, button-card 11%. CrateDB 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
| CrateDB | button-card | |
|---|---|---|
| GitHub stars | ★ 4.4K | ★ 2.5K |
| License | Apache-2.0 | MIT |
| Written in | Java | TypeScript |
| Last push | 2026-09-18 | 2026-09-09 |
| Forks | ⑂ 617 | ⑂ 280 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick CrateDB if
- You weight community size — 4.4K 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 button-card if
- You want the button-card feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches TypeScript
- You evaluated both and button-card fits your workflow better
About CrateDB
CrateDB is a distributed, scalable SQL database built for storing and analyzing massive amounts of data in near real time, including complex queries. It is written in Java, licensed under Apache 2.0, and based on Lucene. The project combines the benefits of an SQL database with the scalability and flexibility typically associated with NoSQL databases, and it is PostgreSQL compatible, speaking the PostgreSQL wire protocol as well as offering an HTTP API. It lives in the analytics, big data, and IoT ecosystem, and the topic list places it alongside distributed SQL databases, Elasticsearch, industrial IoT, and IoT a…
read the full CrateDB overview →
About button-card
button card is a custom Lovelace card for Home Assistant. It presents entities as configurable buttons and supports many options for appearance, actions, and state display. It lives in the Home Assistant ecosystem, specifically the Lovelace UI, and is distributed as a community custom card with stable and development releases.
read the full button-card overview →
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Frequently asked questions
Is CrateDB or button-card more popular?
CrateDB has 4,436 GitHub stars and button-card has 2,501. CrateDB has the larger community by that measure.
Are CrateDB and button-card free?
Both are open source. CrateDB is licensed under Apache-2.0 and button-card under MIT. Neither carries a licence fee.
What is the difference between CrateDB and button-card?
CrateDB is written in Java and button-card 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, CrateDB or button-card?
Choose CrateDB if you want the larger community (4,436 stars) or its Apache-2.0 licence terms. Choose button-card if its feature set, stack or MIT licence fits better. Both are self-hostable.