Lavaplop
DS

Makes lava plop every now and then

CSperson's Simple Pebbles
CSperson

A very simple mod that adds natural detritus. Doesn't do much besides that.

Trudged
Bas080

A simple mod that converts walked-over soil nodes to dirt.

Kill history hud
Giga_M

adds a death history on the screen

Tree Particles
SuperStarSonic

Adds particles of falling leaves when you punch a tree

Mud
Blocky Player

Adds stylish mud blocks and even blocks you can walk through. Setup traps, secret rooms and much more!