GUT (Godot Unit Test)

What GUT (Godot Unit Test) does

Free, open source unit testing add-on for Godot. Write tests in GDScript and run them from an editor panel or the command line. It is listed in our Playtesting & QA category.

Pricing and free tier

GUT (Godot Unit Test) is listed as free. Plans change often, so confirm on the official site before you pay.

Best use for beginner game devs

We rate GUT (Godot Unit Test) 2/5 for beginners, which makes it better suited to experienced developers than to a first project. Free and installable from the Asset Library, but you need to write GDScript tests.

Best for: Godot projects that need automated tests. MIT licensed (checked Oct 23, 2026). GUT 9 is for Godot 4 and GUT 7 is for Godot 3.4, both in the Asset Library. Docs at gut.readthedocs.io.

Alternatives to GUT (Godot Unit Test)

• itch.io Restricted Pages (Free, beginner rating 5/5): Upload a test build to itch.io for free and set the page to Restricted, so only people you give a download key or password can play it.
• GameAnalytics (Freemium, beginner rating 3/5): Game analytics with dashboards for player behavior, retention and custom events. Add the SDK to your game to see where players quit or get stuck.
• Steam Playtest (Free, beginner rating 3/5): Valve's free playtest feature. Players sign up from your game's Steam page and you let them in batches, without affecting your main game's reviews or wishlists.
• Sentry (Freemium, beginner rating 2/5): Error and crash monitoring. When your game crashes on a tester's machine, Sentry collects the error and stack trace so you can fix it. Has SDKs for Unity, Unreal and Godot.
• Unity Test Framework (Free, beginner rating 2/5): Unity's built-in testing package. Write automated Edit Mode and Play Mode tests in C# (based on NUnit) to catch bugs before players do.

See every option on the Playtesting & QA page.