OmniROM!

A free and open-source operating system for smartphones and tablet computers, based on the Android mobile platform. It is the successor to the highly popular custom ROM CyanogenMod, from which it was forked in December 2016 when Cyanogen Inc. announced it was discontinuing development and shut down the infrastructure behind the project. Since Cyanogen Inc. retained the rights to the Cyanogen name, the project rebranded its fork as LineageOS.

MIUI is a stock and aftermarket firmware for smartphones and tablet computers based on Android.

Replicant is a distribution of Android that is 100% Free Software.

Resurrection Remix ROM is ultimately full featured, stable and combined with the best features of open source roms. We are also providing lot of awesome original Resurrection Remix ROM add-on s in the builds.

AOKP stands for Android Open Kang Project. It is a custom ROM distribution for many Android devices. It is mostly based off of AOSP.

Slim ROM is super-lightweight Android ROM for Samsung Galaxy phones, that's aimed at advanced users. Slim is designed to trim the fat down to the bare essentials and give you a fast and clean Android installation.

Paranoid Android provides a unique experience and ultimate customization for your Android device.

A hardened open-source operating system based on Android with PaX, OpenBSD malloc and much other privacy/security features.

OnePlus launches their own Lollipop-based ROM. Available now for download: http://downloads.oneplus.net/

CarbonRom is an aftermarket firmware based on the Android Open Source Project.

Simple - NamelessRom is opportunity. An opportunity to have a voice to the development team of the after-market firmware that you run on your device. The main goal of NamelessRom is to provide quality development for android devices, phones and tablets alike. NamelessRom developers are available nearly 24/7 and respond to bug reports and feature requests almost instantly. This availability will allow you, the end-user, to have direct input into exactly what features and functions are included on the firmware that YOU run. NamelessRom == endless possibilities. Unless you have an iPhone, then you're out of luck. »

crDroid is a free AOSP / CyanogenMod Android based ROM bringing a lot of custom features ported from AOSPA, SlimRoms, OmniRom and many others great roms out there.crDroid brings what Android have of most advanced in terms of customization and stability.

One-button navigation, calendar schedule management, search, and share, EMUI 5.1, every tiny and detailed optimization, brings you a new enjoyable user experience.Huawei Ultra Memory & Ultra Response, providing amazing multitask experience, everything is fast and smooth.Highlights, co-developed with GoPro, automatically make your gallery photo lively, sharing memories made easy.

AICP-ROM is a custom rom based in LOS with more settings and frequently updatesAICP started on a Desire HD years ago (2012) and since then evolved into a mature ROM with the BEST community you might find!!!