# Game Builder Tutorial 2: Build a Blackjack Card Game (Duke Jack)

DevFeed: [Game Builder Tutorial 2: Build a Blackjack Card Game (Duke Jack)](<https://devfeed.tech/articles/game-builder-tutorial-2-build-a-blackjack-card-game-duke-jack-19311.md>)

Original publisher: [Read original article](<https://www.codenameone.com/blog/game-builder-board-game/>)

Author: Shai Almog

Published: 2026-07-02T00:00:00Z

Content type: tutorial

Language: en

Sources: [CodeName One](<https://devfeed.tech/sources/codename-one.md>)

Topics: [Tutorial](<https://devfeed.tech/topics/tutorial.md>), [Code](<https://devfeed.tech/topics/code.md>)

Tags: [build](<https://devfeed.tech/tags/build.md>), [code](<https://devfeed.tech/tags/code.md>), [tutorial](<https://devfeed.tech/tags/tutorial.md>)

## AI overview

A tutorial that builds Duke Jack, a playable blackjack game, with the Codename One Game Builder. It covers a felt card table, cards represented as data, and blackjack rules implemented in code.

## Source excerpt

A code-included walkthrough that builds Duke Jack, a playable blackjack game with the Codename One Game Builder -- felt table, cards as data, and the full blackjack rules in code.