
WenWare
PuzzleLook around a 360° historical scene, then guess when and where it happened.
Plays instantly in the browser
Play free — official siteVibeGameDB lists 10 games in this group, 10% of the 100 games on the Codex page. Each one has a source for how it was made. The most common engine is Three.js (60%). 9 are free or free to play and 1 is paid; 8 can be played in a browser. The most recently added is The Last Light (November 2026).
Ordered by editorial score, then player rating, then release date. Open a game for its sources.

Look around a 360° historical scene, then guess when and where it happened.
Plays instantly in the browser
Play free — official site
Fly from orbit down to a planet's surface — an OpenAI demo game built in Codex.
Plays instantly in the browser
Play free — official siteA 3D survival-horror expedition through torchlit catacombs with no combat: when your flame dies, the Hunter starts searching for you.
Plays instantly in the browser
Play free — itch.io
A 1920s fishing and exploration game around an uncharted archipelago: chart the islands, fill the hold and get home before the rum-runners come out after dark. The developer says most of the code was written with Claude in Claude Code.
Demo available
View demo on itch.io
A short tap-to-explore settlement game on a new planet, built mostly with Codex; zoom out from the 2D map to a 3D globe.
Plays instantly in the browser
Play free — official site
A traditional ASCII roguelike with a long quest line, a large world map and old-school D&D-style races, classes and spells.
Plays instantly in the browser
Play free — official site
An unofficial Halo 3 fan project that turns the Guardian map into a playable personal website, with a treasure hunt through the developer's life; Codex wrote essentially all of the code.
Plays instantly in the browser
Play free — official site
A point-and-click browser game made for a wedding website: wander ten illustrated rooms, throw a party and take a road trip; the README says AI agents write all the code.
Plays instantly in the browser
Play free — official site
Play a pirate in 1691 and turn the Caribbean's richest city into chaos with ten brutal weapons.
Plays instantly in the browser
Play free — official site
A free, open-source first-person 3D city with 40 kinds of jobs, salvage, a pawn shop, a subway and the developer's TikTok videos on its billboards. Created with Codex, per the developer.
Plays instantly in the browser
Play free — official site