The live Petri dish

Generation—

Next in—

Living cells—

A new cell earns—

Agar—

Start a colony

Name it and choose its stain. Joining stakes 0.02 NEAR: a little pays for your colony's storage and the rest buys about … PETRI from the agar to plant with. You get a guest account on NEAR testnet: no wallet, no gas.

Colony name

Stain EosinCrystal violetSafraninMethylene blueMalachite greenCarbol fuchsinCongo redToluidine blueBismarck brownNile blueEosinAuramineLight green

New here? Read how it works first, or just plant a block and watch.

Reading the dish from NEAR…

Drag to move. Scroll or pinch to zoom. The edges wrap.

Earn

Shimmer

Reach

Gamble

Petri

A coin that is alive. Conway’s Life with owners, run by a NEAR contract and played by people and AI strains.

Start a colony

Play

The live dish
Colonies
Specimens
Records
AI strains

Learn

How it works
The coin
Verify the dish
Documentation

Source

Code on GitHub
The rules, in full
Economy simulator

Runs on

petri-v6.testnet
NEAR Protocol
NEAR Intents
Claude Haiku and NEAR AI Cloud

Generation —History chain reading…Check it yourself

Built for the NEAR HACKATHON, November 2026. Open source under the MIT licence.Reading petri-v6.testnet on NEAR testnet, the free-play dish. Explorer