Here is the full list of all 15 BonVoyage! achievements.
Finish 50 generated levels (randomizer)
Reach 10000 steps by finishing levels
Finished 100 levels
Finished a generated level (randomizer)
Finished all campaign levels
Finished all campaign levels with timer and without simplify
Change character starting position (10 times)
Finished 20 levels
Finished a level with less than 2s left (timer mode)
Taken more than 200 steps to finish a level
Finished five levels
Manually control character destination (20 times)
Finished a level without simplify helper
Finished a level in under 10s (timer mode)
Finished a level with timer enabled