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The modern compatibility index for Steam games on Linux.

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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.

Eternal Siege Demo · Protondex

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Eternal Siege Demo

#3709840

Eternal Siege is a tower defense game based around min-max resource management, efficient use of spells, upgrading systems, and (hopefully) building some towers. Will you manage to defeat the demo boss?

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Recommendation

ProtonReady

Only Proton reports exist so far.

Compatibility

Proton

Ready

↻Needs confirmationLow confidence

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

NativeNone

No native Linux build — Proton only

Desktop

Ready

↻Needs confirmationLow 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:↻Needs confirmation1 report · last updated Oct 13, 2025

Guide cards

No guide cards yet — curated troubleshooting for Eternal Siege Demo will appear here.

Reports (1)

PathOutcomeDeviceFreshnessAnti-cheat

1 of 1 report

ReadyProtonDesktopHistorical · ProtonDB
Oct 13, 2025
Imported from ProtonDB (ODbL)