head to head · open source
wtf vs mirrord
wtf has 17,141 GitHub stars, 867 forks, 107 open issues and last shipped 15 days ago. mirrord has 5,401 stars, 227 forks, 73 open issues and last shipped yesterday. wtf leads on adoption by 217% (17,141 vs 5,401 stars). wtf is written in Go under MPL-2.0; mirrord is written in Rust under MIT. wtf has attracted 5% as many forks as stars, mirrord 4%. mirrord 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
| wtf | mirrord | |
|---|---|---|
| GitHub stars | ★ 17K | ★ 5.4K |
| License | MPL-2.0 | MIT |
| Written in | Go | Rust |
| Last push | 2026-10-21 | 2026-11-04 |
| Forks | ⑂ 867 | ⑂ 227 |
| 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 mirrord if
- You want the mirrord feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches Rust
- You evaluated both and mirrord fits your workflow better
About wtf
:rotating light: :warning: This project is going through some changes as we prepare for v1.0. This includes a rename from WTF to Tessera ! Stay tuned! :warning: :rotating light: WTF (aka 'wtfutil') is the personal information dashboard for your terminal, providing at a glance access to your very important but infrequently needed stats and data. Used by thousands of developers and tech people around the world, WTF is free and open source. To support the continued use and development of WTF, please consider sponsoring WTF via GitHub Sponsors. Are you a contributor or sponsor? Awesome! See here for how you can…
About mirrord
mirrord runs your local process inside a live Kubernetes cluster. It works the same way for developers and for AI coding agents (Claude Code, Cursor, Codex, Copilot, Windsurf): your code runs on your machine, but mirrord routes its traffic, files, and environment variables through a target pod in the cluster. That covers both halves of the software development loop. Read live cluster context while writing the code (real env vars, real service responses, real queue contents) so the change is grounded in what's actually deployed. Then run the code against those same services and data to confirm it works end to…
read the full mirrord overview →
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Frequently asked questions
Is wtf or mirrord more popular?
wtf has 17,141 GitHub stars and mirrord has 5,401. wtf has the larger community by that measure.
Are wtf and mirrord free?
Both are open source. wtf is licensed under MPL-2.0 and mirrord under MIT. Neither carries a licence fee.
What is the difference between wtf and mirrord?
wtf is written in Go and mirrord in Rust. 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 mirrord?
Choose wtf if you want the larger community (17,141 stars) or its MPL-2.0 licence terms. Choose mirrord if its feature set, stack or MIT licence fits better. Both are self-hostable.