emudore

On the record

Basic programs

The BASIC ROM runs and most simple programs run without issues.github.com · read 11 Oct 2026

Browser builds

The project links to browser demos that boot into CBM BASIC or load a Monopole PRG, including WebAssembly builds.github.com · read 11 Oct 2026

Debugger integration

Debug builds on Linux and OSX support radare2 for reading and modifying memory.github.com · read 4 Oct 2026

Debug integration

Linux and macOS debug builds support radare2, which can read and modify emulator memory.github.com · read 11 Oct 2026

Emulation limitations

Undocumented MOS 6510 opcodes are not supported, and some advanced games may not work because hardware features are unimplemented.github.com · read 11 Oct 2026

Graphics

Four of the five official VIC-II graphics modes are supported, along with smooth scrolling, sprites, raster interrupts, and badline emulation.github.com · read 11 Oct 2026

Intended audience

The maker says the project was written to learn about computer architecture, graphics, and C++ while having fun.github.com · read 11 Oct 2026

Known limitations

The README says illegal opcodes are unsupported and advanced games or demos may fail because hardware features are incomplete and emulation is not pixel-exact.github.com · read 4 Oct 2026

License

The project is licensed under Apache 2.0.github.com · read 11 Oct 2026

Planned capabilities

The README lists SID sound and VIC-1541 floppy drive support as features the author would like to work on.github.com · read 4 Oct 2026

Platform support

The project says it builds and runs on Linux, Windows, OSX, and in a browser; it may also work on SDL2-supported platforms with a C++11 compiler.github.com · read 4 Oct 2026

PRG and BASIC files

emudore can load PRG files and type BASIC listings, though special keys are not supported for BASIC listings.github.com · read 11 Oct 2026

Program loading

It can load PRG files and type BASIC listings, though special keys are not supported yet.github.com · read 4 Oct 2026

Purpose

emudore is a Commodore 64 emulator written from scratch using C++11 and SDL2.github.com · read 11 Oct 2026

Sound and disk support

The maker lists SID sound and VIC-1541 floppy drive support as features they would like to work on later.github.com · read 11 Oct 2026

Supported systems

The README says it builds and runs on Linux, Windows with Visual Studio, macOS, and in a browser.github.com · read 11 Oct 2026

Timing

The emulator synchronizes its screen refresh to approximately 50 Hz (PAL) using vertical refresh synchronization.github.com · read 4 Oct 2026

Video features

The VIC-II implementation supports four of five official graphics modes, plus smooth scrolling, sprites, raster interrupts, and badlines.github.com · read 4 Oct 2026

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