Here is the full list of all 36 Borderlight achievements.
You got 1000 settlers. Legendary.
You got 10,000 food. Legendary.
You got 10,000 stone. Legendary.
Legendary.
You got 1,000 food.
You got 10,000 wood. Legendary.
You reached level 100. Legendary.
You got 100 settlers.
You reached level 75.
You got 1,000 stone.
You got 10,000 gold. Legendary.
You sold a resource.
You reached level 50.
You're the real MVP.
Reach 10 Food Gains/Hour.
You assigned 10 settlers a farming job.
You assigned 10 settlers a mining job.
You got 1,000 wood.
Reach 10 Wood Gains/Hour.
You assigned 10 settlers a logging job.
You got 1,000 gold.
Nice!
You reached level 25.
You got 10 settlers.
Reach 10 Stone Gains/Hour.
You picked 100 flowers. Legendary.
You reached level 10.
You picked 75 flowers.
You picked 50 flowers.
You constructed a building.
You gave a settler a job.
You upgraded an existing building.
You picked 25 flowers.
You leveled up.
You picked 10 flowers.
You picked a flower.