head to head · open source
Prometheus vs surging
Prometheus has 66,109 GitHub stars, 10,839 forks, 890 open issues and last shipped 2 days ago. surging has 3,265 stars, 918 forks, 255 open issues and last shipped 5 months ago. Prometheus leads on adoption by 1,925% (66,109 vs 3,265 stars). Prometheus is written in Go under Apache-2.0; surging is written in C# under MIT. Prometheus has attracted 16% as many forks as stars, surging 28%. Prometheus 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
| Prometheus | surging | |
|---|---|---|
| GitHub stars | ★ 66K | ★ 3.3K |
| License | Apache-2.0 | MIT |
| Written in | Go | C# |
| Last push | 2026-09-17 | 2026-04-10 |
| Forks | ⑂ 11K | ⑂ 918 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick Prometheus if
- You weight community size — 66K 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 Prometheus
Prometheus is an open source monitoring system and time series database, part of the Cloud Native Computing Foundation ecosystem. It collects metrics from configured targets at defined intervals, evaluates alerting rules, and visualizes results. Designed for reliability in dynamic environments, it operates without reliance on distributed storage, ensuring each server node functions independently.
read the full Prometheus overview →
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 Prometheus or surging more popular?
Prometheus has 66,109 GitHub stars and surging has 3,265. Prometheus has the larger community by that measure.
Are Prometheus and surging free?
Both are open source. Prometheus is licensed under Apache-2.0 and surging under MIT. Neither carries a licence fee.
What is the difference between Prometheus and surging?
Prometheus 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, Prometheus or surging?
Choose Prometheus if you want the larger community (66,109 stars) or its Apache-2.0 licence terms. Choose surging if its feature set, stack or MIT licence fits better. Both are self-hostable.