List of Best Oneplus One Lollipop Custom ROM.
No doubt One plus one is one of the best android smartphone available in the market. If you are a proud owner of OnePlus One and not happy with the CM12s or Oxygen OS and want to try some different custom ROM on your phone, here in this guide we’ll show you some of the best custom ROM and how to install them. In our post, we showed you
how to go back to the CM11 stock rom if you facing some problem with CM12. If you are into the rooting world, then you can use these awesome custom ROMs for your OnePlus One. And enjoy some amazing features of these roms on your phone. All Roms are tested well and appreciated by users, so there is no need to worry to install them, they all are completely safe to install and good enough for daily usage.
Before following this do take the full backup of your phone, coz you will lose all your data and you have to restore them on your phone after the flashing process.
List of Best Oneplus One Android Lollipop Custom ROMs
1. CM12 nightlies 
Packed with lots of awesome features and one of the best ROM for oneplus one. Some of the best feature of the ROM are you can personalize the status bar, you have the option to configure buttons also, You can enable on-screen buttons, you can edit power menu, wake your phone with volume keys, change notification lights, improved performance, quick toggles, change battery lights, improved color etc
2. BlissPop 
It is based on CyanogenMod 12, so you find all the CM features on the ROM. The Rom has been tweaked so well that gives very smoother user experience and fast performance. BlissPop is a Custom ROM which will be updated regularly, just like CyanogenMod 12.
3. Resurrection Remix ROM 
Resurrection Remix the ROM has been based on AOKP, CM, PA, Omni and original Remix ROM builds, this creates an awesome combination of performance, customization, power and the newest features, brought directly to your Device
4. Euphoria OS 
Euphoria OS is also based on CyanogenMod’s sources. Gives you lots of features like LED manager, Profiles, Hardware keys customization, Privacy guard and more. If you are only looking for customizations then this ROM is definitely for you.
5. Vanir Exodus ROM
Another Best Custom ROM for One Plus one with battery improvement and lots of features.
There are lots of other ROM too, which we didn’t test yet. If you want to try them, then check out the below mention links and install it at your own risk.1. Paranoid Android:
http://aospa.co/2. Android Ice Cold Project:
http://aicp-rom.com/3. Dirty Unicorns:
https://plus.google.com/communities/1097381288669392272354. TugaPower:
https://plus.google.com/communities/1148146316686230480085. Hazy:
http://www.hazyrom.net/6. XenonHD:
http://www.xenonhd.com/7. Validus:
http://validusrom.com/8. Candy5:
http://the-candy-shop.co/candy5.html9. FlexOS: http://get.flex-os.com/
10. One+ (Team Nocturnal):
http://forums.team-nocturnal.com/index.php/forum/387-one-development/11. DarkoBas:
http://renderserver.net/12. Team UB: http://roms.teamub.co.uk/
13. Nameless:
https://nameless-rom.org/14. CyanHacker:
https://basketbuild.com/devs/CyanHacker15. Cyanide L:
https://plus.google.com/communities/11537315475841961992916. LiquidSmooth:
https://liquidsmooth.net/17. SOKP:
http://sonic-developers.com/18. PACMAN:
http://pac-rom.com/19. crDroid:
http://crdroid.org/20. MoKee OpenSource Project:
http://www.mokeedev.com/en/21. VanirAOSP:
http://www.vanir.co/word/22. OmniRom:
https://omnirom.org/How to Install Custom ROM on OnePlus One
Step 1. Download Rom from above mention links.
Step 2. Download Gapps Package and move both the files (ROM ad Gapps) on your phone.
Step 3. Boot into Recovery (TWRP or CWM)
Step 4. Advanced Wipe ( Select> Dalvik Cache / Cache / System / Data ) * Be careful don’t select INTERNAL !
Step 5. Install/flash Custom ROM.zip
Step 6. Install/flash Gapps Package Zip.
Step 7. Reboot to System.
Enjoy the custom on your One plus One.
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