morgan3d / Quadplay
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The quadplay✜ fantasy console by CasualEffects is now in public beta for creating and playing video games.
Platforms
Create and play games on any laptop, desktop, tablet, or phone. Or, build your own programmable arcade machine from a Raspberry Pi, Tegra, or old computer. Here are some of the many supported quadplay platforms:
Games
Full
These full games are included, with source code. Click to play:
Examples
These short example programs demonstrate specific quadplay features and programming techniques.
Features
- Create games on Windows, macOS, Linux
- Play your games in any modern web browser on a laptop, desktop, tablet, phone, Raspberry Pi 4, or Jetson Nano
- 60 fps @ 384 x 224 pixels = 12:7 aspect ≈ 16:9.3
- 4096 sRGB (4:4:4) colors
- Four players with virtual controls for D-pad and eight buttons
- Local and safe remote shared-screen multiplayer
- Supports Xbox, Playstation, SNES, Stadia, Switch, 8bitdo, touch screen, and other controllers
- Hundreds of built-in sprites, sounds, and fonts
- Program in PyxlScript, a friendly Python-like language
- Order-independent, 4-bit alpha transparency
- Native 2.5D graphics with z-order
- 9.4 MB of total sprite memory
- Up to 64 sprite and font sheets of up to 1024x1024
- Optional 384 x 224, 320 x 180, 192 x 112, 128 x 128, and 64 x 64 screen modes
- Free and open source
Online play is powered by EvenNode and PeerJS.
Join the Beta
This beta version is fully functional and has already been used to ship jam games. You can use an external editor (like VSCode) or simply work entirely within the provided the browser-based development environment.
To get started, you'll need Windows, macOS, Linux, or Raspberry Pi OS and the following freely-available software.
Required:
- This SDK, which includes the IDE and assets
- Python 3.8
- A modern web browser such as Chrome, Edge, Safari, or Firefox
- The manual
Optional:
- A code editor such as VS Code, Emacs, or VIM. Use Python mode or install our provided PyxlScript editor extensions
- A TMX map editor such as Tiled or TileKit
- A sprite and font pixel editor such as Piskel or GrafX2
- A SFX generator and audio editor such as Audacity
- An account on the forums
- Follow development online at @CasualEffects
See the manual for a getting started guide, the change log, road map, and beta notes.
License
The quadplay✜ runtime, compiler, and emulator are licensed as LGPL3.
You can create closed-source games with it and distribute your games however you want, including commercially.
If you modify the runtime library, compiler, or emulator, then you must redistribute those changes under the LGPL3.
Portions of the IDE are under different, less-restrictive open source licenses (BSD, MIT, and public domain).
Quadplay automatically adds asset and library licenses to your game's credits screen. You don't have to do any work to satisfy attribution clauses from open source or Creative Commons licenses.
All sounds, sprites, and games distributed with quadplay✜ are Creative Commons licensed. The copyright and license on each of those is in a JSON file next to the asset.
© 2020-2021 Morgan McGuire