Alternatives varies, They are usually Rock, mixed with other
genres like blues or folks and even Rapping. Linkin park, Staind or
Gomez are usually classified as Alternative. Smashing Pumpkins are
during one time, classified as Alternative too. Emo rock are
usually playing with Alternative bands on gigs for they are known
to blend.
Emo is classified as a type of harder punk. The Used, Funeral for a
Friend, Taking back sunday or Matchbook romance are usually
classified under Emo rock.
Indie rock stands for Independent Rock, which actually deprive from
Independent Bands. Their music style are usually rejected from the
mainstream in the past. Bands like Nirvana (Grunge) Franz Ferdinand
or The Pixies. Indie bands in the past are pop/rock bands
transformation.
Progressive rock are usually called Progressive Metal, for they are
known for their heavy but unique sound. A distinct way of telling
Progressive Rock from other genres are the slow start of the music
changing to real heavy. Bands like Sonata Arctica or Stratovarius.
Progressive are usually not popular in the U.S.A or U.K. Most of
Progressive Rock bands comes from Finland, Germany or countries as
such.
Soft Rock, as the name suggest are softer rock. Usually compared to
Alternative Rock, they uses Rock 'N Roll style much more. Soft Rock
usually have piano as a main instrument. Bands like Coldplay
(usually debated as Alternative) or Keane are grouped as Soft Rock.
The thing about Soft Rock is that, pop singers usually sing Soft
Rock as part of their music too, so finding pure Soft Rock bands
ain't easy.
Some info are from bands websites.
