There are 3 repositories under darkrp-addons topic.
Free DarkRP Addons I once made for Eternity RP
A list of fun things to do with DarkRP addons
GMod LUA addons for the SCPRP gamemode
Darkrp Money Hud is an easy way to see the amount on money on the ground.
Simple darkrp job ranks system
Make it so only staff job can use certain SAM commands in DarkRP
A GMOD addon that adds a secret voice channel for specfic darkRP jobs.
Context Menu, based on meta-tables.
Scoreboard designed for Karma DarkRP
A simple logging addon for Gmod DarkRP arrests
A spawn function for darkRP to safely spawn entities without getting killed.
This script is a server-side script for Garry's Mod's DarkRP gamemode that saves player data to an SQL database. When a player connects, the script loads their data from the database and updates it whenever the player disconnects or the server shuts down.