head to head · open source
etcd vs OceanBase
etcd has 52,270 GitHub stars, 10,504 forks, 351 open issues and last shipped yesterday. OceanBase has 10,280 stars, 1,919 forks, 599 open issues and last shipped yesterday. etcd leads on adoption by 408% (52,270 vs 10,280 stars). etcd is written in Go under Apache-2.0; OceanBase is written in C++ under Apache-2.0. etcd has attracted 20% as many forks as stars, OceanBase 19%. etcd was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 2 topic tags (database, distributed-database), 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
| etcd | OceanBase | |
|---|---|---|
| GitHub stars | ★ 52K | ★ 10K |
| License | Apache-2.0 | Apache-2.0 |
| Written in | Go | C++ |
| Last push | 2026-09-17 | 2026-09-17 |
| Forks | ⑂ 11K | ⑂ 1.9K |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick etcd if
- You weight community size — 52K stars and counting
- You want the Apache-2.0 license terms
- Your stack matches Go
- You value the larger contributor base for long-term maintenance
pick OceanBase if
- You want the OceanBase feature set and don't need the biggest community
- You prefer the Apache-2.0 license terms
- Your stack matches C++
- You evaluated both and OceanBase fits your workflow better
About etcd
etcd is an Apache 2.0 licensed, Go written distributed key value store that holds the most critical data of a distributed system in a Raft replicated log, aimed at the platform and infrastructure engineers who must keep that control plane data consistent and available.
About OceanBase
OceanBase is an open source distributed relational database written in C++ and licensed under Apache 2.0. It is developed by Ant Group and built on a common server cluster, using the Paxos protocol and a distributed structure to provide high availability and linear scalability. The project belongs to the MySQL compatible distributed database ecosystem, and its README presents it as a unified engine for demanding workloads.
read the full OceanBase overview →
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Frequently asked questions
Is etcd or OceanBase more popular?
etcd has 52,270 GitHub stars and OceanBase has 10,280. etcd has the larger community by that measure.
Are etcd and OceanBase free?
Both are open source. etcd is licensed under Apache-2.0 and OceanBase under Apache-2.0. Neither carries a licence fee.
What is the difference between etcd and OceanBase?
etcd is written in Go and OceanBase 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, etcd or OceanBase?
Choose etcd if you want the larger community (52,270 stars) or its Apache-2.0 licence terms. Choose OceanBase if its feature set, stack or Apache-2.0 licence fits better. Both are self-hostable.