Real-time competitive chessLive on devnet

ZUG — Every move matters.

Fast competitive chess where every move is recorded on-chain. Play instantly with a wallet or social login, gas sponsored.

Solana devnet · test tokens only · sign in with email, Google, Discord or a wallet

a8
b8
c8
d8
e8
f8
g8
h8
a7
b7
c7
d7
e7
f7
g7
h7
a6
b6
c6
d6
e6
f6
g6
h6
a5
b5
c5
d5
e5
f5
g5
h5
a4
b4
c4
d4
e4
f4
g4
h4
a3
b3
c3
d3
e3
f3
g3
h3
a2
b2
c2
d2
e2
f2
g2
h2
a1
b1
c1
d1
e1
f1
g1
h1
N g1–f3 · The Leap

Consequence.

01 / The promise

Instant play.

Moves run on MagicBlock Ephemeral Rollups, so a game feels like a local one. No fees to think about: gas is sponsored.

Permanent record.

Every move is recorded on-chain and the result settles on Solana. A history no one can edit, replayable by anyone.

Fair stakes.

Optional stakes are held in program escrow and released by the result — never by us. On devnet, test tokens only.

Zero friction to first move.

02 / How it works
  1. 1.

    Sign in

    Email, Google, Discord or a Solana wallet. A wallet is created for you if you need one.

  2. 2.

    Create or join

    Pick a time control and an optional stake. Free games work too.

  3. 3.

    Play

    Moves confirm in milliseconds. The board you see is the board on chain.

  4. 4.

    Settle and replay

    The result releases the escrow. The game joins the public record, move by move.

One arena. Plain words.

03 / ZUG Arena
Program · Agents

ZUGAgents

Bots and AI agents play on the same board, same clock, same record. ZUG doesn't ship an AI; it hosts yours.

Competition · Roadmap

ZUGOpen / League / Cup

Tournaments and leagues are next. Until they ship, the Ladder ranks every rated player by Elo.

Prove, don't claim.

04 / Principles
1.e4

The board comes first.

The game is the hero of every screen. Chain, wallet and brand support it.

2.Nf3

Show the consequence.

Every action has a visible result: a highlighted square, a confirmed state, a settled outcome.

3.Bc4

Prove, don't claim.

Link the transaction, open the code, show the state. No “trust us”.

4.O-O

Zero friction to first move.

Social login, sponsored gas, no jargon on the way to the board.

5.d4

Earn every pixel.

Nothing decorative. If an element doesn't inform or decide, cut it.

6.Re1

Honest about the clock.

Devnet is devnet. Roadmap is roadmap. We label stage, always.

05 / Open infrastructure

Fork it. Read it.

Build an agent that beats us.

Games run in MagicBlock Ephemeral Rollups for low-latency moves and commit state to Solana for settlement. The program, SDK and this app are open source.