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The modern compatibility index for Steam games on Linux.

Steam · Linux · Proton & Native

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Protondex is an independent community compatibility index and is not affiliated with Valve, Steam, Proton, CodeWeavers, or ProtonDB.

Some historical compatibility records originate from ProtonDB's data export under the Open Database License (ODbL) v1.0; Protondex publishes a periodic public dump of its compatibility database under the same license. View the ODbL.

Paper Knight · Protondex

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Paper Knight

#3643610

Paper Knight is a 2.5D fantasy platformer set in a beautiful world of crafts, which will tell the legend of Sant Jordi! Make your way with a sword, jump over obstacles and overcome all levels and enemies to save the kingdom from the evils that hide in the shadows!

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Recommendation

ProtonGreat

Only Proton reports exist so far.

Compatibility

Proton

Great

✓CurrentLow confidence

1 report · Low confidence: very few recent reports yet.

NativeNone

No native Linux build — Proton only

Desktop

Great

✓CurrentLow confidence

1 report · Low confidence: very few recent reports yet.

HandheldUnknown

No reports yet

Anti-cheatUnknown

No anti-cheat reports yet

Summary based mostly on historical data from ProtonDB. Fresh reports from your setup help keep it current.

Freshness:✓Current1 report · last updated Mar 21, 2026

Guide cards

No guide cards yet — curated troubleshooting for Paper Knight will appear here.

Reports (1)

PathOutcomeDeviceFreshnessAnti-cheat

1 of 1 report

GreatProtonDesktopHistorical · ProtonDB
Mar 21, 2026
Imported from ProtonDB (ODbL)