Chord Progressions Being One of the most important building blocks
This is the app that could help you with
This is A Compilation of Progression Used By top Artists and bands since very long
progression that are used by all great stars
and for all the all time hits songs
and progression used by
Guns And Roses
Green Day
Taylor Swift etc

writing songs
finding cord progresions and chord library on guitar piano ukelele is as easy and tapping your level
may itbe beginner intermediate or professional
learn every type of chord songs
open chords to minors majors and bar chords
from now writing a song and playing any random chords that always sound good is here
This is Awesome chord Progressions