head to head · open source
etcd vs surging
etcd has 52,270 GitHub stars, 10,506 forks, 351 open issues and last shipped yesterday. surging has 3,265 stars, 918 forks, 255 open issues and last shipped 5 months ago. etcd leads on adoption by 1,501% (52,270 vs 3,265 stars). etcd is written in Go under Apache-2.0; surging is written in C# under MIT. etcd has attracted 20% as many forks as stars, surging 28%. 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 | surging | |
|---|---|---|
| GitHub stars | ★ 52K | ★ 3.3K |
| License | Apache-2.0 | MIT |
| Written in | Go | C# |
| Last push | 2026-09-18 | 2026-04-10 |
| Forks | ⑂ 11K | ⑂ 918 |
| 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 surging if
- You want the surging feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches C#
- You evaluated both and surging 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 surging
Surging is an open source, MIT licensed C microservices engine that provides a lightweight, high performance, modular RPC request pipeline with support for the Event based Asynchronous Pattern and reactive programming, aimed at .NET teams that need distributed service invocation without adopting a heavier platform.
read the full surging overview →
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Frequently asked questions
Is etcd or surging more popular?
etcd has 52,270 GitHub stars and surging has 3,265. etcd has the larger community by that measure.
Are etcd and surging free?
Both are open source. etcd is licensed under Apache-2.0 and surging under MIT. Neither carries a licence fee.
What is the difference between etcd and surging?
etcd is written in Go and surging 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 surging?
Choose etcd if you want the larger community (52,270 stars) or its Apache-2.0 licence terms. Choose surging if its feature set, stack or MIT licence fits better. Both are self-hostable.