# PC-MOS/386

> operating system

**Wikidata**: [Q1420923](https://www.wikidata.org/wiki/Q1420923)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/PC-MOS/386)  
**Source**: https://4ort.xyz/entity/pc-mos-386

## Summary
PC-MOS/386 is an operating system developed by The Software Link. It is written in assembly language and is currently licensed under the GNU General Public License. The source code for the system is maintained in an English-language repository on GitHub.

## Key Facts
*   **Developer:** The Software Link
*   **Classification:** Operating system (software that manages computer hardware resources)
*   **Programming Language:** Assembly language
*   **License:** GNU General Public License
*   **Source Repository:** https://github.com/roelandjansen/pcmos386v501
*   **Language:** English
*   **Copyright Status:** Copyrighted
*   **Wikipedia Presence:** Available in English and German

## FAQs
### Q: Who developed PC-MOS/386?
A: PC-MOS/386 was developed by the entity The Software Link.

### Q: Under what license is PC-MOS/386 released?
A: The operating system is released under the GNU General Public License.

### Q: Where can the source code for PC-MOS/386 be found?
A: The source code repository is hosted on GitHub at https://github.com/roelandjansen/pcmos386v501.

### Q: What programming language was used to write PC-MOS/386?
A: The system was written using assembly language, a low-level programming language with a strong correspondence to machine code instructions.

## Why It Matters
PC-MOS/386 serves as a notable example of historical operating system architecture, specifically utilizing assembly language for its core development. While many modern operating systems rely on higher-level languages, PC-MOS/386 demonstrates the low-level optimization techniques typical of its era. Its transition to an open-source model under the GNU General Public License ensures that this legacy code remains accessible for preservation and study. The public availability of its source code on GitHub allows developers and historians to analyze early system software design and resource management strategies.

## Notable For
*   **Low-Level Implementation:** Distinguished by being written entirely in assembly language, distinguishing it from systems built on C or other high-level languages.
*   **Open Source Transition:** Notable for having its source code released under the GNU General Public License, facilitating public access and modification.
*   **Active Preservation:** The maintenance of an official source code repository on GitHub highlights a commitment to digital preservation.

## Body
### Development and Licensing
PC-MOS/386 is classified as an operating system designed to manage computer hardware resources. The software was originally developed by **The Software Link**. In terms of intellectual property, the system retains a copyrighted status but is explicitly licensed under the **GNU General Public License**. This licensing allows for the software to be freely used, modified, and distributed by the public.

### Technical Specifications
The software is constructed using **assembly language**. This indicates a design philosophy focused on direct interaction with the machine's architecture, utilizing instructions that correspond closely to the computer's machine code. The primary language utilized for the work and naming conventions within the system is **English**.

### Availability and Resources
The official source code for PC-MOS/386 is hosted on **GitHub**. The repository is accessible in English and serves as the primary digital archive for the software.
*   **Repository URL:** https://github.com/roelandjansen/pcmos386v501

### External Identifiers
The entity is referenced across various knowledge bases, including a Freebase ID (`/m/07yhvk`) and entries in German (`de`) and English (`en`) Wikipedia. An image of the software's boot screen is archived on Wikimedia Commons.