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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.

Junk Jack · Protondex

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Junk Jack

#414190

Make the world truly yours in Junk Jack, a relaxing sandbox experience focused on building and improving your home. Discover new planets, tame and breed creatures, cook foods, collect animal companions, farm exotic plants, collect fish, grow flowers, play with your friends!

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Recommendation

ProtonGreat

Proton and native both rate great; recommending proton.

Compatibility

Proton

Great

✓CurrentLow confidence

2 reports · Low confidence: very few recent reports yet.

Native

Great

!StaleLow confidence

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

Desktop

Great

✓CurrentLow confidence

3 reports · 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:✓Current3 reports · last updated Apr 30, 2026

Guide cards

No guide cards yet — curated troubleshooting for Junk Jack will appear here.

Reports (3)

PathOutcomeDeviceFreshnessAnti-cheat

3 of 3 reports

GreatProtonDesktopHistorical · ProtonDB
Apr 30, 2026
Imported from ProtonDB (ODbL)
GreatNative (Linux build)DesktopHistorical · ProtonDB
Aug 30, 2024
Imported from ProtonDB (ODbL)
TinkerProtonDesktopHistorical · ProtonDB
Sep 12, 2023
Imported from ProtonDB (ODbL)