Daijisho is a very complete frontend to organize your roms, I recommend installing from Play Store (this one splits the apk by architecture)

All-in-one emulator, I use it as a replacement for other emulators such as Flycast or Pizza Boy, I recommend installing from F-Droid

An open-source 3DS emulator project based on Citra.

A stable Nintendo Switch emulator

Dolphin is an emulator for two recent Nintendo video game consoles: the GameCube and the Wii. It allows PC gamers to enjoy games for these two consoles in full HD (1080p) with several enhancements: compatibility with all PC controllers, turbo speed, networked multiplayer, and...

DuckStation is an simulator/emulator of the Sony PlayStation(TM) console, focusing on playability, speed, and long-term maintainability.

These scripts create a modified copy of AetherSX2 3668 with the NetherSX2 anti-tampering hack applied

PPSSPP is a PSP emulator written in C++, and translates PSP CPU instructions directly into optimized x86, x64 and ARM machine code, using JIT recompilers (dynarecs).

idTech engine games For Android. An idTech games runtime libraries collection on Android.

RetroAchievements.org is a community who collaborate and compete to earn custom-made achievements in classic games through emulation.

An IPS/UPS/APS/BPS/RUP/PPF/xdelta ROM patcher made in HTML5.

Lemuroid is an open-source emulation project based on Libretro. It's completely free, without ads and focused on ease of use and good user experience.

A lightweight unofficial Steam client for Android with the ability to play DRM-Free games from your account and chat with friends.

it's a fully fledged X server with termux and winlator touch controls together in one App. It is built with Android NDK.

JoiPlay is a game launcher for Ren'Py, RPG Maker XP/VX/VX Ace/MV/MZ, TyranoBuilder and HTML5 based games

Eden is the world's most popular open-source Nintendo Switch emulator, forked from the Yuzu emulator — started by former Citron developer Camille LaVey and the Eden team

A Nintendo DS emulator with support for commercial games.

Vita3K is the world's first functional experimental open-source PlayStation Vita emulator for Windows, Linux and macOS.

Flycast is a SEGA Dreamcast, NAOMI and AtomisWave emulator, forked from reicast, and made by flyinghead. This guide will focus exclusively on the standalone version of flycast, and won't cover anything related to the Retroarch core of flycast (though most information may...