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Welcome to QB64's Wiki

QB64 is a modern extended BASIC programming language that retains QBasic/QuickBASIC 4.5 compatibility and compiles native binaries for Windows, Linux and macOS.

Getting started

• Grab the latest version of QB64 from our main page or from the main site.

FAQ

• Frequently asked questions about QB64

Get in touch

• QB64.org Forum
• Send us an email

Keywords

• Keyword Reference - Alphabetical
• Keyword Reference - By usage
• Syntax Reference - QB64

Known issues

• Legacy keywords not supported by QB64
• Keywords not supported in Linux or macOS versions

Articles and Tutorials

• Arrays
• ASCII Character Codes
• Binary Numbers
• Boolean Operations
• Clipboard
• Converting Bytes to Bits
• Console Window
• Controller Devices (Keyboard, Mouse, Joystick, Gamepad)
• Downloading Files (TCP/IP)
• Environment (Windows Registry)
• Hardware images
• Image file procedures
• Keyboard Scan Codes
• Libraries (C++, Windows, DLL)
• Mathematical Operations
• PDS (7.1) Procedures
• Port Access Libraries
• Program Installations
• QB 4.5 Library Ports For QB64
• Relational Operations
• Line numbers
• Removing line numbers
• Resource Table extraction (Icon Extraction)
• Screen Memory
• Text, Fonts and Unicode Using Graphics
• Variable Types