This is the ClockWorkMod Flasher for the HTC One

Requirements:
Java installed on your Mac,Windows or Linux PC
Unlocked Bootloader
Enable USB debugging

Instructions:
Run the package below
Plug the Phone to the computer
Make Sure you have USB Debugging "On"
Hit the FLASH CWM! Button
its gonna be legenwaitforitdary

Download:GoogleDrive

ScreenShots:


Thanks to @AdamOutler for the CASCADE Tool