Open Source Python Emulators for ChromeOS

NetherSX2-classic is a companion and variant of NetherSX2 that targets a specific older base version of the AetherSX2 emulator (based on the 3668 branch), applying similar custom patches to provide a stable and performant PS2 emulation environment on Android devices. The project stitches in anti-tampering modifications, RetroAchievements notification fixes, and controller and GameDB updates while maintaining the legacy behavior of the classic build for compatibility with titles that might perform better on the older codebase. Because this classic branch starts from a slightly different upstream version than NetherSX2-patch, users often choose it for performance reasons on lower-power devices or for games with known regressions in newer builds. As with the patch variant, the repository includes configuration changes, fixes for widescreen and deinterlacing behavior, and updated game and controller support developed by the community.

Build, Design and Test your network in a risk-free virtual environment and access the largest networking community to help. Whether you are studying for your first networking exam or building out a state-wide telecommunications network, GNS3 offers an easy way to design and build networks of any size without the need for hardware.

NetherSX2-patch is a community-driven continuation and enhancement of the NetherSX2 Android PlayStation 2 emulator, itself a modded fork of the open-source AetherSX2 project originally based on PCSX2. It focuses on providing a more complete and feature-rich experience by applying patches to the upstream emulator build and removing ad-related bloat, fixing notification issues, and exposing many internal settings so users have finer control over performance and compatibility on mobile devices. The project maintains an up-to-date GameDB (game compatibility database), improves controller support, and includes widescreen and no-interlace patches that make many games look and run better on modern screens. Developers also include additional fixes specific to AetherSX2 and NetherSX2 builds, along with tools to resign APKs to avoid Play Protect warnings, which makes installation smoother on Android hardware.

PC-BASIC is a free, cross-platform interpreter for GW-BASIC, BASICA, PCjr Cartridge Basic and Tandy 1000 GWBASIC. -- This page is an archive and hosts the legacy version 1.2 of PC-BASIC only. -- For documentation and the latest releases, please see the official homepage: www.pc-basic.org Four source code, discussions and to report bugs please see the GitHub project page https://github.com/robhagemans/pcbasic

Alternative Lineage 2 Game Server written in Java.

We moved to https://github.com/frankmorgner/vsmartcard see you there!

CabFE is a multi-emulator frontend for MAME, Daphne and other arcade games designed specifically for arcade cabinets using minimal set of controls (typically only a joystick and a few buttons) that are common on cabinets.

The Free 6502 emulator is a portable, extensible and configurable library for emulating the 6502 processor, used in many older computers and video games. It is aimed at reliability and speed, to allow it to be used to emulate any system based on the 6502.

MiniStack is an open-source local AWS emulator designed as a lightweight, fully free alternative to tools like LocalStack, enabling developers to replicate cloud environments directly on their machines. It emulates over 35 AWS services through a single unified endpoint, allowing developers to test applications, infrastructure, and CI/CD pipelines without needing real cloud resources. One of its defining characteristics is its use of “real infrastructure” where possible, meaning services like databases and container orchestration are backed by actual technologies such as PostgreSQL, MySQL, Redis, and Docker instead of pure mocks. The system is designed to be drop-in compatible with existing AWS tooling, including boto3, Terraform, AWS CLI, and other SDKs, making migration seamless for existing projects. MiniStack also prioritizes efficiency, with a significantly smaller footprint and faster startup time compared to alternatives, making it ideal for local development environments.

PS2 Covers is a large-scale curated repository of PlayStation 2 game cover images designed to be used with emulators such as PCSX2 and DuckStation, providing a complete visual library for enhancing game collections. It organizes cover art by game serial identifiers, allowing automated systems to fetch the correct image for each title. The repository includes both standard and 3D-style covers, supporting different presentation preferences. It is widely used in emulator setups to create visually rich libraries that resemble modern digital storefronts. The project also includes tools and instructions for integrating the covers into emulator workflows, enabling seamless automation. Its scale and completeness make it one of the most comprehensive resources for retro gaming visuals. Overall, ps2-covers enhances the user experience of emulation by adding organized and accessible visual metadata.

Spyn is an Nintendo Entertainment System written entirely in Python, using Pygame for graphics / sound.

The Wolfram Machine project is an effort to create a set of documentation and useful modules (both hardware and software) for a computing architecture based on the mathematical theories presented in Steven Wolfram's book _A_New_Kind_of_Science_.

A tileset extractor and map generator for Zelda Classic unencoded quest (.qsu) files. Written in Python.

A number of modules for Python including: dirsync* - a directory synchronizer, pytomate and autoitx - automation scripting for X-server.