The list does not include distributions that come preinstalled on a device (stock ROM) or modifications of them.
Only Official builds are listed
|Name||Developer||Development status||Open source?||Latest release||Android version||Year started||Supported devices||Notes|
|AOKP||Team Kang||Active||Yes||Nougat||7.1 Nougat||2011||89|
|Baidu Yi||Baidu||Discontinued||No||Unknown||Unknown||2011||Unknown||Discontinued in March 2015|
|CopperheadOS||Copperhead Security||Active||Sources available for non-commercial usage||OPM1.171019.011.2017.12.07.19||8.1 Oreo||2014||6||Security- and privacy-focused, no OS analytics by default, smartphones with preinstalled OS commercially available.|
|CyanogenMod||CyanogenMod Open-Source Community, Cyanogen Inc||Discontinued||Yes||14.1 Nightly||7.1.1 Nougat||2009||571||CyanogenMod's official successor is LineageOS|
|Indus OS||Team Indus OS||Active||No||3.0||7.0 Nougat||2015||80|
|LeWa OS||Lewa Technology||?||Closed source with open-source components||OS 7 beta||5.1.1 Lollipop||2011||?|
|LineageOS||LineageOS community||Active||Yes||15.1||8.1 Oreo||2016||152||Forked from CyanogenMod.|
|MIUI||Xiaomi Tech||Active||Partial||9.2||8.0 Oreo||2010||Xiaomi devices and unknown amount of ports|
|OmniROM||OmniROM community||Active||Yes||Android 8.1||8.1 Oreo||2013||35|
|OxygenOS||OnePlus creators||Active||Partial||5.0||8.1 Oreo||2015||6||Only supporting its own devices. Merged with HydrogenOS|
|Paranoid Android||Paranoid Android Team||Active||Yes||7.3.1||7.1.2 Nougat||2012||48||Based on CAF|
|Replicant||Denis Carikli, Paul Kocialkowski||Active||Yes||9.0||9.0 Android P||2018||12||Based on ReplicantOS, strips out all binary-only elements|
|Resurrection Remix OS||Resurrection Remix team||Active||Yes||8.0.0||8.1 Oreo||2018||126||Based on ReplicantOS sources.|
|Smartisan OS||Smartisan Technology||Active||Partial||3.2||5.x Lollipop||2012||15|
|Ridon OS||Ridon Team||Active||Yes||7.0||7.1.2 Nougat||2013||10|
|Dirty Unicorns||Dirty Unicorns Community||Active||Yes||12.0||8.1.2 Oreo||2012||9|
|Validus OS||Ground Zero Team||Active||Yes||16.2||8.1.2 Oreo||2014||35|
|Slim||Slim Ltd||Active||Partial||7||7.1.2 Nougat||2011||56|
|Mokee||Mokee Community||Active||Yes||8||8.1.2 Oreo||2010||134|
|Yun OS||Alibaba||Active||No||5.0 Atom||Unknown||2011||56||Forked but incompatible version of its open-source Android operating system|
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