Automobiles Pack
APercy

Collection of automobiles

Edit Skin
Johannes Fritz

Advanced player skin customization

SkinsDB
bell07

Custom player skins manager with support for 1.0 and 1.8er skins and inventory skins selector

3D Armor Flyswim
sirrobzeroone

Adds Flying and Swimming animations to base character model for 3d_armor

Collectible Skins
Zughy

Wear and unlock skins

Vehicles
D00Med

A mod that adds an api for cars, planes, and other vehicles.

Skinmaker
GreenXenith

In-game live player skin editor.