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Afterbeat (Project Arrhythmia)
#440310A musical bullet-hell where all things beautiful are deadly. Dodge well little nanobot, you don't have much time.
Recommendation
ProtonPerfect
Needs confirmationLow confidence
Only Proton reports exist so far.
Last report Jan 20, 2026
Compatibility
Proton
Perfect
Needs confirmationLow confidence
10 reports · Low confidence: very few recent reports yet.
NativeNone
No native Linux build — Proton only
Anti-cheatUnknown
No anti-cheat reports yet
Reports(10)
Most of this is historical ProtonDB data (newest from Jan 20, 2026) and needs a fresh report to confirm it still holds.
Add a fresh reportShowing 10 of 10 reports
- PerfectProtonDesktopHistoricalJan 20, 2026
- GreatProtonDesktopHistoricalAug 21, 2025
- PerfectProtonDesktopHistoricalNov 19, 2023
- BrokenProtonDesktopHistoricalMay 3, 2022
- PlayableProtonDesktopHistoricalNov 13, 2021
- BrokenProtonDesktopHistoricalDec 2, 2020
- PlayableProtonDesktopHistoricalJul 10, 2020
- GreatProtonDesktopHistoricalMar 7, 2020
- BrokenProtonDesktopHistoricalDec 29, 2019
- GreatProtonDesktopHistoricalDec 6, 2019
End of reports