"JMod" is a popular modification for Garry's Mod that adds various features and capabilities to the game. It is developed and supported by the Garry's Mod player community.

The key features of "JMod" include:

Explosions and destruction: The modification allows for powerful explosions, the destruction of buildings and objects, and interacting with the environment in a more realistic style.

New weapons and tools: "JMod" introduces new types of weapons, tools, and devices that enable players to create unique situations and experiment within the game world.

Vehicle support: The modification includes various types of vehicles such as cars, helicopters, and planes, providing players with the ability to move more efficiently throughout the game map.

Modes and missions: "JMod" offers different game modes and missions that add new challenges and objectives for players, expanding the gameplay of Garry's Mod.

It's important to note that specific features and updates of "JMod" may change based on updates and the development of the modification. It's recommended to check official sources and the "JMod" community for the latest information on its features and updates.