2025/8/17 - 2025/8/22 Update Summary: Replaced the old entities with new ones that have more features (the old entities still exist and can still be spawned; see below). Added new options to the editor panel. Added new vgui elements to make editing easier....

A tool that lets you spawn and control particle effects. Features: Particles are used for all sorts of different special effects, from explosions and fire to weather effects, electricity, bullet tracers, smoke, beams and more! You can attach them to models...

The original bonemerge tool from GMod 12 now updated to work in GMod 13! This tool allows you to attach an entity to another entity using an effect called bonemerge. Original algorithm by MaxOfS2D, Winded and Mecha the Slag. I just made it into a tool. Con...

MASSIVE UPDATE October 31st, 2015 Physics now work on the client! Resizing is now compatible with HL2/engine saves! Resizing is now fully compatible with demo recordings! -------------------------------------------------------------------------------------...

A tool that allows easy animation playback for all entities that have animations. This will not work on Left 4 Dead 1 and 2, Portal 2, CS:GO models, it's a problem with Garry's Mod, not this mod. Please note that not all models have animations. This tool o...

An improved bodygroup tool, also supporting skins! And it works on effects too! Usage Right/Left click on an entity to select it. Reload to select yourself If the entity is highlighted with halo effect, then open context menu and make changes. Everything i...

This addon adds 5 post processing effects. Some of them can add a nice new feeling to the game, others are mainly a hack / developer tool. Effect list: Advanced Light RaysMotion BlurLightBokeh DOF ( Since 19 June 2013 )Vignette ( 25 December 2014 )...

Adds weather effects to your Post Processing Tab. Create your own weather with Snow, Rain and Thunderbolts. Special features are Earthquake and Bloodmoon....

This small tool can pose a ragdoll to it's model pose, which usually is a standing pose for ragdolls. It does not work properly with all ragdolls, but for most of them it does....

This adds a large selection of effects to Gmod's default Emitter STool. such as new muzzle flashes, bullet impacts, tracers, water, and fire effects. Currently, there are over 40 effects in total, a mix of stock Garry's Mod/Half-Life 2 effects and custom L...

Users have reported crashes in certain maps while using this addon. It appears to be related to a "Decal Overflow" issue with the engine. This is outside of my ability to fix without cutting the majority of the decals this adds. Use this addon at your own ...

What is it? Ragdoll Mover is a tool that allows you to move ragdolls in a similar way to 3D programs. This also includes IK chains. Why should I use it? If you are fine with physgun, then maybe you don't need to use this. But here's a few key features of w...

A tool to edit angles, scaling and the location of props bones. You can use this on any prop in gmod*. Also availible on GitHub: https://github.com/thirteen-io/Advanced-Bone-Tool *Some props will not allow for rotation or translation due to them being tied...