head to head · open source
etcd vs jetcache
etcd has 52,441 GitHub stars, 10,552 forks, 351 open issues and last shipped yesterday. jetcache has 5,613 stars, 1,085 forks, 428 open issues and last shipped 10 days ago. etcd leads on adoption by 834% (52,441 vs 5,613 stars). etcd is written in Go under Apache-2.0; jetcache is written in Java under Apache-2.0. etcd has attracted 20% as many forks as stars, jetcache 19%. etcd 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
| etcd | jetcache | |
|---|---|---|
| GitHub stars | ★ 52K | ★ 5.6K |
| License | Apache-2.0 | Apache-2.0 |
| Written in | Go | Java |
| Last push | 2026-11-02 | 2026-10-24 |
| Forks | ⑂ 11K | ⑂ 1.1K |
| 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 jetcache if
- You want the jetcache feature set and don't need the biggest community
- You prefer the Apache-2.0 license terms
- Your stack matches Java
- You evaluated both and jetcache fits your workflow better
About etcd
etcd Note : The main branch may be in an unstable or even broken state during development. For stable versions, see [releases][github release]. etcd is a distributed reliable key value store for the most critical data of a distributed system, with a focus on being: Simple : well defined, user facing API (gRPC) Secure : automatic TLS with optional client cert authentication Fast : benchmarked 10,000 writes/sec Reliable : properly distributed using Raft etcd is written in Go and uses the [Raft][] consensus algorithm to manage a highly available replicated log. etcd is used in production by many companies, and the…
About jetcache
Introduction JetCache is a Java cache abstraction which provides uniform usage for different caching solutions. It provides more powerful annotations than those in Spring Cache. The annotations in JetCache supports native TTL, two level caching, and automatically refresh in distrubuted environments, also you can manipulate instance by your code. Currently, there are four implementations: , (not open source on github), (in memory) and a simple (in memory). Full features of JetCache: Manipulate cache through uniform Cache API. Declarative method caching using annotations with TTL(Time To Live) and two level…
read the full jetcache overview →
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Frequently asked questions
Is etcd or jetcache more popular?
etcd has 52,441 GitHub stars and jetcache has 5,613. etcd has the larger community by that measure.
Are etcd and jetcache free?
Both are open source. etcd is licensed under Apache-2.0 and jetcache under Apache-2.0. Neither carries a licence fee.
What is the difference between etcd and jetcache?
etcd is written in Go and jetcache in Java. 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 jetcache?
Choose etcd if you want the larger community (52,441 stars) or its Apache-2.0 licence terms. Choose jetcache if its feature set, stack or Apache-2.0 licence fits better. Both are self-hostable.