Too many to list individually, Gen I alone has 67 glitches:
List of glitches in Generation I List of glitches in Generation II List of glitches in Generation III List of glitches in Generation IV List of glitches in Generation V List of glitches in Generation VI List of glitches in Generation VII List of glitches in Generation VIII List of glitches in Generation IX List of glitches in spin-off games
http://bulbapedia.bulbagarden.net/wiki/Glitch#List_of_glitches This link has links to pages with glitches for each generation + spin-off games. There are most likely hundreds in total.
Hope I helped! :)
