Here is the full list of all 17 Osy Osmosis achievements.
completed level 8
completed level 7
completed level 6
completed level 5
completed level 4
completed level 3
completed level 2
completed level 1
completed level 9
completed level 10
completed level 11
completed level 12
completed level 13
completed level 14
completed level 15
completed level 16
completed level 17