head to head · open source
CrateDB vs home-assistant-glow
CrateDB has 4,441 GitHub stars, 618 forks, 332 open issues and last shipped yesterday. home-assistant-glow has 1,269 stars, 182 forks, 12 open issues and last shipped 4 days ago. CrateDB leads on adoption by 250% (4,441 vs 1,269 stars). CrateDB is written in Java under Apache-2.0; home-assistant-glow is written in various languages under MIT. CrateDB has attracted 14% as many forks as stars, home-assistant-glow 14%. CrateDB was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 1 topic tag (iot), 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
| CrateDB | home-assistant-glow | |
|---|---|---|
| GitHub stars | ★ 4.4K | ★ 1.3K |
| License | Apache-2.0 | MIT |
| Written in | Java | — |
| Last push | 2026-09-24 | 2026-09-21 |
| Forks | ⑂ 618 | ⑂ 182 |
| 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 home-assistant-glow if
- You want the home-assistant-glow feature set and don't need the biggest community
- You prefer the MIT license terms
- You evaluated both and home-assistant-glow 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 home-assistant-glow
Home Assistant Glow is an open source firmware and hardware project that reads the pulse LED on an electricity meter and sends those measurements to Home Assistant, built for home automation users whose meter has no P1 port and who are willing to assemble a small ESP based sensor themselves.
read the full home-assistant-glow overview →
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Compare either of these against the rest of the Internet of Things (IoT) field.
Frequently asked questions
Is CrateDB or home-assistant-glow more popular?
CrateDB has 4,441 GitHub stars and home-assistant-glow has 1,269. CrateDB has the larger community by that measure.
Are CrateDB and home-assistant-glow free?
Both are open source. CrateDB is licensed under Apache-2.0 and home-assistant-glow under MIT. Neither carries a licence fee.
What is the difference between CrateDB and home-assistant-glow?
CrateDB is written in Java and home-assistant-glow in various languages. 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 home-assistant-glow?
Choose CrateDB if you want the larger community (4,441 stars) or its Apache-2.0 licence terms. Choose home-assistant-glow if its feature set, stack or MIT licence fits better. Both are self-hostable.