Here is the full list of all 13 Neon Junctions achievements.
Complete the level with 49 cubes
Complete the secret level
Сomplete the game
Complete the twenty-eighth level
Collect 99 cubes
Die
Complete the twenty-first level
Spend three minutes to complete one level
Restore electricity
Complete the fourteenth level
Complete the seventh level
Complete the first level
Finish the level in under 20 seconds