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Runtime v0.1.0-rc2

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Runtime v0.1.0-rc2¶

Released 2026-09-24.

Delivery¶

Nothing changed in the games; this candidate tested how releases are published.

Newer: v0.1.0-rc3 · Every runtime release · Older: v0.1.0-rc1

Phaethon is a hard fork of OpenGOAL's jak-project. Naughty Dog made the games; you need your own copy of each. built from the wiki · 4 Nov 2026

Built with AI in the loop. Phaethon uses AI assistance for speed and accuracy, and holds it to the same bar as every other contribution: every change is read, tested and checked against the console before it lands.

Project

About FAQ Docs

Cores

Jak and Daxter Jak II Jak 3 Jak X: Combat Racing

Play

Download the launcher Import a disc System requirements Your account

Community

Report a bug Contact

develop 6332c399 CI green v0.2.1 Nov 4, 2026

Phaethon is an unofficial fan project. It is not affiliated with, endorsed by or associated with Sony Interactive Entertainment, Naughty Dog or the OpenGOAL project. Jak and Daxter is a trademark of Sony Interactive Entertainment. You need your own copy of each game. Icons from Lucide, ISC; JetBrains Mono under the SIL Open Font License.

Under construction. Nothing links to playphaethon.com yet, so you have found it before it is ready. Some of what it says may be wrong, out of date or attributed to the wrong source. Treat it as a work in progress until this notice is gone.