head to head · open source
etcd vs spicedb
etcd has 52,270 GitHub stars, 10,506 forks, 351 open issues and last shipped yesterday. spicedb has 7,071 stars, 421 forks, 157 open issues and last shipped 2 days ago. etcd leads on adoption by 639% (52,270 vs 7,071 stars). etcd is written in Go under Apache-2.0; spicedb is written in Go under Apache-2.0. etcd has attracted 20% as many forks as stars, spicedb 6%. etcd was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 3 topic tags (database, distributed-systems, kubernetes), 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 | spicedb | |
|---|---|---|
| GitHub stars | ★ 52K | ★ 7.1K |
| License | Apache-2.0 | Apache-2.0 |
| Written in | Go | Go |
| Last push | 2026-09-18 | 2026-09-17 |
| Forks | ⑂ 11K | ⑂ 421 |
| 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 spicedb if
- You want the spicedb feature set and don't need the biggest community
- You prefer the Apache-2.0 license terms
- Your stack matches Go
- You evaluated both and spicedb 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 spicedb
SpiceDB is an open source, Google Zanzibar inspired database written in Go that stores and queries fine grained authorization data, and it is built for platform and product teams that need a reliable answer to whether subject X can perform action Y on resource Z.
read the full spicedb overview →
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Frequently asked questions
Is etcd or spicedb more popular?
etcd has 52,270 GitHub stars and spicedb has 7,071. etcd has the larger community by that measure.
Are etcd and spicedb free?
Both are open source. etcd is licensed under Apache-2.0 and spicedb under Apache-2.0. Neither carries a licence fee.
What is the difference between etcd and spicedb?
etcd is written in Go and spicedb in Go. 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 spicedb?
Choose etcd if you want the larger community (52,270 stars) or its Apache-2.0 licence terms. Choose spicedb if its feature set, stack or Apache-2.0 licence fits better. Both are self-hostable.