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EXOAI-SWorlds worth exploring
The Lockadin in a closed helmet and gold-edged armor, holding a glowing key axe at an ancient woodland gateway.

Independent worlds. Boundless curiosity.

A little light.
A world of possibility.

Beyond the trees, an adventure is taking shape. Gather, craft, build, and find your own way through Lumen Sword.

Enter Lumen SwordDiscover the games Enter 3D Virtual Hub
Free browser beta · PC & mobile · Built by ExoAI-S
The Lockadin · Original worldbuilding artwork

Choose your adventure

One collection. Worlds to explore.

Begin with Lumen, or discover a new favorite in the arcade below.

The main adventure · Browser beta

Lumen Sword

A survival RPG for the curious. Venture through open landscapes, craft your equipment, build a camp, and face the dangers beyond the clearing.

  • Explore & discover
  • Gather & build
  • Grow your camp
Play Lumen Sword

A quick spark · Arcade

Lumen Shield

Pilot a tiny craft through a fictional mindstorm. Survive the swarm as the action breaks out of its frame and spills across the page.

Play Lumen Shield

The shared lounge

3D Virtual Hub

Meet up in the original shared 3D lounge, chat, and watch videos from the YouTube queue together.

Enter the Virtual Hub

Beyond Lumen

A little more adventure.

From jungle swings to tabletop battles, choose a game and jump in.

AR arena · 2 players

Surface Clash

Place a miniature fighter arena on a real table. Double-jump, blast and battle with another player.

AR needs a supported device and browser.

Play Surface Clash

Jungle platformer · Solo

Canopy Chimp

Jump across the jungle, grab a vine and swing through a changing obstacle course.

Find your rhythm, one swing at a time.

Play Canopy Chimp

Arcade delivery · Solo

Dead Letter

Take on a post-apocalyptic delivery run. Dodge the wreckage and get the mail through.

Keep the delivery moving.

Play Dead Letter

Camera + AR · RC lab

Rover AR

Drive a virtual rover, use your phone camera, or place it on a real surface in AR.

Virtual driving works without a camera; AR needs a supported phone and browser.

Play Rover AR

Courtyard golf · Solo

Garden Putt

Play three holes with a short phone backswing and forward stroke. Touch controls are included.

Choose phone motion or touch controls.

Play Garden Putt

One more round

Lumen Shield

Jump straight in. Your best score stays in this browser.

Defense console

Lumen Shield: Mindstorm

Contained // level 1
45seconds
0cleansed
5/5integrity

45-second mindstorm

Break the living glitch swarm.

The fictional mind virus grows across the frame like a corrupted vine. The border cracks, breaks away, and opens the same fight across the webpage.

Survive 15 seconds or cleanse 8 forms to fracture the frame.Turn: A / D or arrows. Thrust: W / up. Fire: space.Left thumb: move and aim. Right thumb: hold Shoot.
Ready to launch.
Move & aim

Drag to steer.
Hold to shoot.

Hold to fire

Streak 0 Best 0

Arcade fiction only. This game does not detect, scan, or remove real malware or AI systems.

From the workshop

Fantasy gives us a world.
Curiosity keeps it growing.

ExoAI-S brings original games and worldbuilding together with human-supervised AI research. Follow the builds, the questions, and what we learn along the way.

Read the journal

Our games are entertainment. Research prototypes and their limitations are documented separately.

Take a little of the world with you

For the adventurer off-screen.

Explore the ExoAI-S collection. Every purchase helps support the next build.

Visit the shop