Here is the full list of all 33 LYNE achievements. It takes around 20-25 hours to unlock all of the achievements on Windows.
Complete all level sets.
Complete five Daily Sets.
Complete ten Daily Sets.
Complete Set S.
Complete Set T.
Complete Set U.
Complete Set V
Complete Set W.
Complete Set X.
Complete Set Y.
Complete Set Z.
Complete Set R.
Complete Set Q.
Complete three Daily Sets.
Complete Set P.
...
Complete Set O.
Complete Set N.
Complete Set M.
Complete Set L.
Complete Set K.
Complete Set J.
Complete Set I.
Complete Set H.
Change the palette.
Complete one Daily Set.
Complete Set G.
Complete Set F.
Complete Set E.
Complete Set D.
Complete Set C.
Complete Set B.
Complete Set A.