A browser tab can render real 3D these days — WebGL got good enough that a low-poly explorable world or a full racing game loads and runs at a playable frame rate with nothing installed. These five are the ones worth trying first.
Haunted Castle — a low-poly exploration game, now two levels
Haunted Castle drops you into a dark, low-poly castle courtyard lit mostly by flickering torchlight — find 3 hidden keys and reach the gate to escape into a second, sunlit courtyard with 3 more keys waiting. It's built specifically for this kind of quick, no-download session — walk around with WASD, no menus or installs standing between you and the game.
Derelict Station — the same idea, a very different world
Derelict Station uses the same underlying 3D engine as Haunted Castle but is a deliberately different environment: a cooler-lit, sci-fi station with pipe struts and circular viewports instead of castle walls and archways. If you've played Haunted Castle, this is worth trying next specifically because it doesn't feel like the same game reskinned.
HexGL — a full 3D anti-gravity racer
HexGL is a WipEout-style anti-gravity racing game with real 3D tracks, boost pads, and a working physics model, all rendered live in-browser. It's one of the better demonstrations of what WebGL could do without a native client, and it still holds up.
Space Defender — a wave-based space shooter
Space Defender puts you behind a proper multi-part starship — tapered fuselage, cockpit canopy, swept wings, twin glowing engines — piloting through an asteroid field while waves of enemies close in and get tougher the longer you survive. Same underlying engine as Haunted Castle and Derelict Station, just pointed at a completely different genre.
Pro Football 3D — a full match, not a mini-game
Pro Football 3D is the most ambitious of the five: a full open-field match against a CPU team, with four teammates on the pitch, real goalkeepers that track the ball and dive to make saves, and a proper stadium crowd. It plays like an actual sports sim rendered live in-browser, not a stripped-down demo of one.
Why this matters more than it sounds
Every one of these ships without a CDN dependency — the 3D engine each game uses is bundled directly into the game's own files, so they keep working offline once cached and never break because some third-party script went down. That's a deliberate choice, not an accident: a 3D game you can't trust to load reliably isn't actually more convenient than installing something.
Want more? The full catalog — including 2D games, puzzles, and racers — is on the Elipar homepage, or browse by Adventure, Racing, Action, or Sports directly.