Available for Windows, Linux, and macOS at the Gaia Sky Download Page.

You can download the basic app for free on the Apple App Store or Google Play Store .

A version called Gaia eXtension (GX) or limited free versions are sometimes available via the Unity Asset Store .

Many of James Lovelock's foundational papers and books on the Gaia Hypothesis are available for free borrowing or reading on the Internet Archive.

Plan routes, record tracks, and download topographical maps for use without cell service. 🎮 Gaia (Unity Asset - Terrain Generator)