Changelog

Potential vulnerability fixed - 17 September 2023

A potential vulnerability on Polygon was fixed in the game contracts. New game contracts were deployed on Polygon. Arbitrum remained unchanged.

Small update - 7 August 2023

• Contract changes: Dice and Mines updates to add more events for Bet history

• Self Exclusion on Profile page

• Detailed Bet history

• Fantom chain delisted

Frontend update - July 2023

• Redesign and reskin of the dapp

Metaplay launch - 16 June 2023

Metaplay update (Twitter):

• Metaplay added

• Contract updates: Metaplay changes, game events, VRF events, VRF changes, 100 multi-bets on Plinko

• Arbitrum VRF: switched from Randomizer to Chainlink

• Chains: BSC Chain removed, testnet chains removed

Arbitrum added - 21 March 2023

• Arbitrum chain added with multiple bet tokens and VRF by Randomizer (Twitter)

Base testnet added - 25 February 2023

• Base testnet chain added (Twitter)

Fantom added - 10 February 2023

Fantom chain added and QoL improvements (Twitter):

• Fantom chain added

• Various frontend bugs that players previously faced have been fixed

• Bet results now display a lot quicker

• The wallet connect system has been optimised

Frontend update - 1 February 2023

Frontend pages added (Twitter):

• Promotion page

• Leaderboard page

Mainnet launch - 22 January 2023

Mainnet launch (Twitter):

• Mainnet chains added: Polygon and BNB Chain

• Contracts

  • Audit completed by CertiK

  • Self Exclusion added to contracts

  • Game contracts v1.0

• Frontend

  • New front page

  • Show native balance for gas

  • User menu

  • New profile page

  • Profile cards

  • Profile statistics

  • Global live bets

• General bug fixes

Testnet version 4 - 5 December 2022

Last update before mainnet (Twitter):

• Chain expansion: BNB Chain Testnet

• Contracts:

  • Max wagers based on Kelly Criterion

  • VRF fee charged when player places wager

  • Wager refunds in case Chainlink's VRF request fails

• Frontend:

  • Profile page

    • Usernames

    • Pending VRF requests (to claim back wager in case Chainlink's VRF request fails)

  • New golden look

  • Cross-chain bet history

  • Improved notification system

  • Official faucet links

Testnet version 3 - 31 October 2022

ZKasino Multi-chain Beta release on testnet (Twitter):

• Multi-chain casino: new networks added plus faucets

  • Arbitrum Goerli

  • Polygon Mumbai

  • Fantom Testnet

• VRFs integrated

  • Chainlink (Polygon, Fantom)

  • Randomizer (zkSync 2.0, Arbitrum Goerli)

• Switched from Diamond infrastructure to Bankroll infrastructure

  • Diamond infrastructure: Diamond Contract making calls to Game Contracts to execute games

  • Bankroll infrastructure: Diamond Contract (Bankroll) only makes calls to bankrollFacet Contract)

• Multi-betting: multiple bets in stateless games

• Notification system

• Sound system

  • Sound on outcome

• Multi-chain leaderboard

• Bet history

• Bug fixes

• Mines improved

  • Selecting mines is possible before playing

  • Reveal and cash out is combined in one transaction

Testnet version 2 - 1 August 2022

Redeployed the casino with fixes (Twitter):

• Mobile support

• ZKUSD reset

• Bug fixes

• UI/UX changes

Testnet version 1 - 22 July 2022

ZKasino Alpha launch on zkSync 2.0 testnet (Twitter, Medium):

• Casino games

  • Dice, Plinko, Video Poker, Slots, Mines, Rock Paper Scissors, Coin Flip

• Game instructions

• English and Chinese languages

• zkSync 2.0 testnet faucet