OpenPrivacy by Mikee
Little side-project of Mikees that'll tell you all communication your game is making with external services
Spawnerz by PatBattle
Adds recipes for spawners so they can be crafted and placed by the player. Inspired by Craftable Spawners for MC 1.6.4
This is a mod that allows you to find twelve different coloured stone blocks throughout your world!
Simulated Nights by Phylogeny
Simulates the passage of time when sleeping through the night by ticking tile entities and randomly ticking blocks proportional to the amount of time skipped. Also adds a command to simulate (and optionally set/add) time.