41.9% of matchups won
549 matchups
Elo 1555
tracked 2025/03/30 → 2026/10/11
mission: Free open-source Windows alternative · Operating systems · nonprofits
Public sentiment
how often it gets picked, by matchup framing38%
picked as helping wellbeing
352 matchups
48%
picked as hurting wellbeing
197 matchups
On balance people see it as hurting.
Who rates it higher
See who rates ReactOS higher
The 3 splits (party, gender, age, US vs. international) are free with an email. No password.
Rating over time
Elo, 7-day average · history as of 2025-08-29Related
Similar organizations
01
KDE
→
47.4% wins · Open Source community
02
Free Software Foundation
→
42.5% wins · non-profit organization for support for the free software movement
03
Mozilla
→
52.3% wins · open source software developer of Firefox and others
04
GrapheneOS
→
54.1% wins · security and privacy-focused, Android-based mobile operating system
05
Mozilla Foundation
→
48.4% wins · American non-profit organization
Known for
- Binary compatibility
- Open-source Windows replacement
- Collaborated with Wine
- Google Summer of Code
- Networking stack
Based on 549 head-to-head matchups from Mic Check's global survey; ratings use Elo (1500 = neutral start). Latest data 2026/10/11. Full rankings ·
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