MaltWhiskey/Mega-Cube
Free16x16x16 PL9823 Cube with Teensy 4.0 and FlexIO driver
FreeFree tier
About MaltWhiskey/Mega-Cube
Mega-Cube is an open-source hardware and software project for building a 16x16x16 LED cube using PL9823 LEDs, driven by a Teensy 4.0 microcontroller with FlexIO driver. The GitHub repository includes construction guides, electronic schematics, software firmware written in C and C++, and graphics tools. With over 750 stars, it has a strong community following.
Key Features
16x16x16 LED cube using 4096 PL9823 individually addressable LEDs
Driven by Teensy 4.0 microcontroller with FlexIO driver for high-speed data
Open-source project with available construction instructions, electronic schematics, and software
Firmware written in C (94.9%) and C++ (5.1%)
Repository includes graphics, modules, and SquareLine Studio integration
Active community with 754 stars and 167 forks on GitHub
Pros & Cons
Pros
- Massive 4096-LED display provides impressive visual effects
- Fully open-source, allowing modification and learning from the design
- Utilizes powerful Teensy 4.0 for high performance and FlexIO for efficient driving
- Well-documented with dedicated folders for construction, electronics, and software
- Strong community support with hundreds of stars and forks on GitHub
Cons
- Requires advanced soldering and electronics assembly skills
- Not a plug-and-play product; users must source components and build the cube
- Large cube size (16x16x16) may be physically demanding to construct and house
- Limited to PL9823 LEDs; other LED types may require driver modifications
Best For
Large-scale LED art installations and digital signageEducational projects for learning electronics and microcontroller programmingDIY enthusiasts building custom LED cubes for events or decorationsInteractive lighting displays with software-controlled animations