# Direct Rendering Manager

> subsystem of the Linux kernel for graphics

**Wikidata**: [Q1227479](https://www.wikidata.org/wiki/Q1227479)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Direct_Rendering_Manager)  
**Source**: https://4ort.xyz/entity/direct-rendering-manager

## Summary
The Direct Rendering Manager (DRM) is a subsystem of the Linux kernel designed to manage graphics hardware. It functions as an application programming interface (API) and free software, providing the necessary framework for direct rendering of graphics. The system is distinct from digital rights management, despite sharing the "DRM" acronym.

## Key Facts
- **Classification:** The Direct Rendering Manager is an instance of an application programming interface and free software.
- **Function:** It operates as a subsystem within the Linux kernel specifically for graphics management.
- **Licenses:** The software is distributed under the GNU General Public License and the MIT License.
- **Aliases:** It is also known as DRM, Linux DRM, and *Gestionnaire de rendu direct*.
- **Official Website:** Resources and documentation are hosted at `https://dri.freedesktop.org/wiki/DRM/`.
- **Distinction:** It is explicitly different from digital rights management.
- **Language:** The official website content is available in English.
- **Wikipedia Presence:** The entity has a Wikipedia sitelink count of 13 and is available in 10 languages (including English, German, French, and Spanish).

## FAQs
### Q: Is Direct Rendering Manager related to Digital Rights Management?
A: No. Although both are abbreviated as "DRM," the Direct Rendering Manager is a graphics subsystem for the Linux kernel and is explicitly different from digital rights management, which deals with access control technologies.

### Q: What type of software license does Direct Rendering Manager use?
A: Direct Rendering Manager is free software distributed under dual licenses: the GNU General Public License and the MIT License.

### Q: What is the primary function of Direct Rendering Manager?
A: It serves as a subsystem of the Linux kernel for graphics. It acts as an application programming interface to manage graphics hardware.

## Why It Matters
The Direct Rendering Manager is a critical component of the Linux operating system architecture, serving as the kernel's interface for graphics hardware. By defining itself as free software under the GNU General Public License and MIT License, it ensures that users have the legal freedom to run, study, change, and distribute the software. This open approach is fundamental to the Linux ecosystem, allowing for broad compatibility and community-driven improvements without the restrictions typically associated with proprietary graphics drivers.

Its role as an application programming interface (API) standardizes how software applications interact with graphics hardware, promoting stability and performance. Furthermore, clarifying its status is essential for technological literacy; the distinction from "digital rights management" prevents confusion between a foundational open-source infrastructure component and restrictive copy-protection technologies.

## Notable For
- **Kernel Integration:** Being a dedicated subsystem of the Linux kernel specifically for graphics.
- **Licensing Freedom:** Distribution under both the GNU General Public License and the MIT License, classifying it firmly as free software.
- **Nomenclature Distinction:** Being a prominent technology distinct from digital rights management despite the shared acronym.
- **Multilingual Documentation:** Availability of Wikipedia entries in 10 languages, including Catalan, Finnish, and Malayalam.

## Body
### Nature and Classification
The Direct Rendering Manager (DRM) is defined as a subsystem of the Linux kernel for graphics. Structurally, it is recognized as an instance of an application programming interface. It is also classified as free software, meaning it is distributed under terms that allow users to freely run, study, change, and distribute it and modified versions.

### Licensing and Legal Status
The codebase for Direct Rendering Manager is dual-licensed. The licensing model includes the **GNU General Public License** and the **MIT License**. The copyright status is listed as copyrighted, but the licenses ensure it remains free software.

### Identity and Terminology
The system is known by several aliases, including **Linux DRM** and the French translation **Gestionnaire de rendu direct**. A critical aspect of its identity is the property "different_from" **digital rights management**. This distinction is vital in technical contexts to avoid confusion between the kernel's graphics manager and copy-protection schemes.

### Technical and Web Presence
The official web portal for the project is hosted by Freedesktop.org at `https://dri.freedesktop.org/wiki/DRM/`. The project maintains a strong encyclopedic presence, with a Freebase ID of `/m/05440f` and Wikipedia articles in ten languages, including English, German, Spanish, French, and Italian. The programming language associated with its development is identified in knowledge bases by the identifier Q15777.

## References

1. Freebase Data Dumps. 2013