head to head · open source
CrateDB vs IRremoteESP8266
CrateDB has 4,436 GitHub stars, 617 forks, 332 open issues and last shipped 2 days ago. IRremoteESP8266 has 3,601 stars, 933 forks, 105 open issues and last shipped 28 days ago. CrateDB leads on adoption by 23% (4,436 vs 3,601 stars). CrateDB is written in Java under Apache-2.0; IRremoteESP8266 is written in C++ under LGPL-2.1. CrateDB has attracted 14% as many forks as stars, IRremoteESP8266 26%. 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 | IRremoteESP8266 | |
|---|---|---|
| GitHub stars | ★ 4.4K | ★ 3.6K |
| License | Apache-2.0 | LGPL-2.1 |
| Written in | Java | C++ |
| Last push | 2026-09-18 | 2026-08-23 |
| Forks | ⑂ 617 | ⑂ 933 |
| 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 IRremoteESP8266 if
- You want the IRremoteESP8266 feature set and don't need the biggest community
- You prefer the LGPL-2.1 license terms
- Your stack matches C++
- You evaluated both and IRremoteESP8266 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 IRremoteESP8266
IRremoteESP8266 is an open source C++ library for the Arduino framework that lets ESP8266 and ESP32 boards send and receive infrared signals. It lives in the embedded home automation and HVAC control ecosystem and is based on Arduino IRremote. It uses common 940 nm infrared LEDs and common infrared receiver modules, including TSOP{17,22,24,36,38,44,48} demodulators.
read the full IRremoteESP8266 overview →
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Frequently asked questions
Is CrateDB or IRremoteESP8266 more popular?
CrateDB has 4,436 GitHub stars and IRremoteESP8266 has 3,601. CrateDB has the larger community by that measure.
Are CrateDB and IRremoteESP8266 free?
Both are open source. CrateDB is licensed under Apache-2.0 and IRremoteESP8266 under LGPL-2.1. Neither carries a licence fee.
What is the difference between CrateDB and IRremoteESP8266?
CrateDB is written in Java and IRremoteESP8266 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, CrateDB or IRremoteESP8266?
Choose CrateDB if you want the larger community (4,436 stars) or its Apache-2.0 licence terms. Choose IRremoteESP8266 if its feature set, stack or LGPL-2.1 licence fits better. Both are self-hostable.