There are 22 repositories under 6502 topic.
Compile Java byte-code to native CPU's.
Self-hosting metacompiled Forth, bootstrapping from a few lines of C; targets Linux, Windows, ARM, RISC-V, 68000, PDP-11, asm.js.
Fully documented and annotated source code for the cassette version of Elite on the BBC Micro
Another NES Emulator - written for fun & learning - first implementation of wideNES
Fully documented and annotated source code for Elite on the Nintendo Entertainment System (NES)
Ted Fried's MicroCore Labs Projects which include microsequencer-based FPGA cores and emulators for the 8088, 8086, 8051, 6502, 68000, Z80, Risc-V, and also Typewriter and EPROM Emulator projects. MCL51, MCL64, MCL65, MCL65+, MCL68, MCL86, MCL86+, MCL86jr, MCLR5, MCLZ8
Integrated Development Environment for the 8-bit Nintendo Entertainment System
NES/Famicom emulator with network multiplayer
SDK for developing with the llvm-mos compiler
Byte-aligned, efficient lossless packer that is optimized for fast decompression on 8-bit micros
A Javascript NES Emulator
A language-agnostic JSON-encoded instruction-by-instruction test suite for the 8088, 68000, 65816, 65[c]02 and SPC700 that includes bus activity.
An annotated disassembly with supplemental materials of the Contra (US) NES game.
Nintendo Entertainment System (NES) / Famicom / Famiclones chip reversing
Source code for an unpublished Days of Thunder game for the NES, not to be confused with the published game released by the same publisher this game was developed for, Mindscape, in 1990.