head to head · open source
wtf vs robusta
wtf has 17,095 GitHub stars, 864 forks, 107 open issues and last shipped 3 days ago. robusta has 3,099 stars, 325 forks, 204 open issues and last shipped 4 days ago. wtf leads on adoption by 452% (17,095 vs 3,099 stars). wtf is written in Go under MPL-2.0; robusta is written in Python under MIT. wtf has attracted 5% as many forks as stars, robusta 10%. wtf was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 2 topic tags (dashboard, devops), 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
| wtf | robusta | |
|---|---|---|
| GitHub stars | ★ 17K | ★ 3.1K |
| License | MPL-2.0 | MIT |
| Written in | Go | Python |
| Last push | 2026-09-17 | 2026-09-16 |
| Forks | ⑂ 864 | ⑂ 325 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick wtf if
- You weight community size — 17K stars and counting
- You want the MPL-2.0 license terms
- Your stack matches Go
- You value the larger contributor base for long-term maintenance
pick robusta if
- You want the robusta feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches Python
- You evaluated both and robusta fits your workflow better
About wtf
WTF (also known as wtfutil) is a free, open source personal information dashboard that runs in the terminal, built for developers and technical people who want at a glance access to important but infrequently consulted data without leaving the command line.
About robusta
Robusta is an open source alerting and monitoring project for Kubernetes, written in Python and released under the MIT license. The repository contains Robusta Classic, a rule based alert enrichment engine that connects to Prometheus through a webhook and adds operational context to alerts. It lives in the Kubernetes monitoring ecosystem and is compatible with kube prometheus stack, Prometheus Operator, and other Prometheus based setups.
read the full robusta overview →
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Frequently asked questions
Is wtf or robusta more popular?
wtf has 17,095 GitHub stars and robusta has 3,099. wtf has the larger community by that measure.
Are wtf and robusta free?
Both are open source. wtf is licensed under MPL-2.0 and robusta under MIT. Neither carries a licence fee.
What is the difference between wtf and robusta?
wtf is written in Go and robusta in Python. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, wtf or robusta?
Choose wtf if you want the larger community (17,095 stars) or its MPL-2.0 licence terms. Choose robusta if its feature set, stack or MIT licence fits better. Both are self-hostable.