BizHawk is a multi-system emulator written in C#
MAME is a multi-purpose emulation framework
Third-party TI-84 Plus CE / TI-83 Premium CE emulator
Unicorn CPU emulator framework (ARM, AArch64, M68K, Mips, Sparc
Simple DirectMedia Layer
Qiling Advanced Binary Emulation Framework
Proxy for Lambda’s Runtime and Extensions APIs
Your entire server infrastructure at your fingertips
Console-based user interface toolkit for .NET applications
A portable library and tools for archiving images of Atari 8-bit tapes
Terminal text colorizing and simplifies script coding.
Binary Modular DataFlow Machine (BMDFM)
JavaScript framework to build game engines, games, emulators and apps
Search and manage batches of D64/etc files.
A free, cross-platform emulator for GW-BASIC, PCjr & Tandy BASIC
Triton is a dynamic binary analysis library
ATasm is a 6502 command-line cross-assembler.
A framework for developing emulators
Android virtual machine and deobfuscator
Reverse engineering framework in Python