Fyne
Depends
Confidence: Medium
A solid, free pick if your team writes Go and needs desktop or mobile GUIs from one codebase.
New check
Comparison
Fyne vs Qt
Fyne and Qt both land on Depends.
Qt
Depends
Confidence: Medium
Buy Qt if your team builds embedded, automotive, or cross-platform C++ applications . it is the mature industry standard.
| Compare | Fyne | Qt |
|---|---|---|
| Verdict | Depends | Depends |
| Best for | Go developers building desktop apps | Embedded and device UI teams |
| Who it's not for | Teams not writing Go | Web-first or mobile-only startups . use Flutter |
| Privacy | Public security advisories page exists; no specific vulnerabilities found in the sources reviewed.⁸ | Mature and actively patched, but a real CVE history exists including a 2025-2026 buffer overflow. |
| Support quality | Community support plus paid Fyne Labs option | No support evidence found |
| Public sentiment | Go developers on Reddit and Hacker News describe Fyne as a solid, attractive GUI toolkit, though independent reviews are sparse.¹ | Developers respect the framework's depth but repeatedly and loudly complain that commercial per-developer pricing is too expensive.11 |
| Biggest gotcha | Community support only unless you pay Fyne Labs for commercial support⁶ | Per-developer pricing scales brutally . forum users report $5,000+/yr per dev13 |
Pick Fyne when
- Go developers building desktop apps
- Small teams shipping cross-platform tools free
- Hobby and indie devs
- Go shops wanting mobile plus desktop from one codebase
When Fyne is not a fit
- Teams not writing Go
- Web-only apps needing browser deployment
- Buyers wanting vendor SLAs out of the box (guess)
- Non-developers seeking a no-code app builder (guess)
Pick Qt when
- Embedded and device UI teams
- Cross-platform C++ desktop apps
- Automotive and industrial software
- Teams needing long-term support releases
When Qt is not a fit
- Web-first or mobile-only startups . use Flutter
- Small teams that cannot absorb per-developer license fees
- Non-C++ teams wanting a quick UI toolkit
- Anyone unwilling to manage LGPL compliance obligations
Sources
review
- I've heard some good things about Fyne . Hacker Newsnews.ycombinator.comreview
- The 'fyne' framework is a Go UI toolkit . Hacker Newsnews.ycombinator.comreview
official
- Fyne Labs Supportfynelabs.comofficial
- Fyne Documentation . Organisation and Packagesdocs.fyne.ioofficial
- Security Advisories · fyne-io/fynegithub.comsecurity
- fyne.io/fynedesk . Snyk vulnerability databasesecurity.snyk.iosecurity
review
- Qt Reviews . G2g2.comreview
- Qt Commercial Pricing is a Joke . Redditreddit.comreview
- Why is QT so expensive? . Qt Forumforum.qt.ioreview
official