Here is the full list of all 14 Nonograms achievements.
One hour has been played
100 cells unlocked in a row with no misclicks
Puzzle solved without using vessels
First puzzle solved
Puzzle solved without mistakes
500 cells unlocked in a row with no misclicks
1000 cells unlocked in a row with no misclicks
Five hours have been played
Ten hours have been played
Twenty hours have been played
Chapter 0 completed
Puzzle solved without using the right mouse button
Zeppelin has been accelerated
Credits screen visited