# MINIX

> Unix-like operating system

**Wikidata**: [Q187906](https://www.wikidata.org/wiki/Q187906)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Minix)  
**Source**: https://4ort.xyz/entity/minix

## Summary
MINIX is a Unix-like operating system created by Andrew S. Tanenbaum, designed as a teaching tool for operating systems principles. Released in 1987, it was initially developed to accompany his textbook *Operating Systems: Design and Implementation* and later evolved into MINIX 3, a more advanced version licensed under the 3-clause BSD License. MINIX is notable for its simplicity, modularity, and educational focus, making it a foundational resource for computer science students and developers learning about kernel design and system architecture.

## Key Facts
- **Type**: Unix-like operating system
- **Creator**: Andrew S. Tanenbaum (American-Dutch computer scientist)
- **Inception**: 1987
- **License**: 3-clause BSD License
- **Latest Stable Version**: 3.3.0 (released on 2014-09-16)
- **Pre-release Version**: 3.4.0rc6 (release candidate, 2017-05-09)
- **Platforms**: ARM architecture, Amsterdam Compiler Kit, ManaGeR
- **Successor**: MINIX 3
- **Competes with**: Microsoft Windows, OpenBSD, Slackware, Damn Small Linux, Hurd, FreeBSD, BeOS
- **Aliases**: mini-Unix, MINIX 2.0, Minix操作系统, مينكس
- **Website**: [minix3.org](https://minix3.org)
- **Source Code Repository**: [git.minix3.org](https://git.minix3.org), [GitHub](https://github.com)
- **Subreddit**: r/minix (created 2011-12-01)
- **Wikipedia Title**: Minix
- **Wikidata Description**: Unix-like operating system

## FAQs
- **What is MINIX used for?** MINIX is primarily used as an educational tool to teach operating systems design and implementation, particularly through Andrew S. Tanenbaum’s textbook *Operating Systems: Design and Implementation*.
- **Who developed MINIX?** MINIX was developed by Andrew S. Tanenbaum, a computer scientist known for his work in operating systems and computer architecture.
- **What license does MINIX use?** MINIX is licensed under the 3-clause BSD License, a permissive free software license compatible with the GNU GPL.
- **What are the key versions of MINIX?** The key versions include MINIX 3.3.0 (stable, 2014) and MINIX 3.4.0rc6 (pre-release, 2017).
- **What platforms does MINIX run on?** MINIX runs on ARM architecture, the Amsterdam Compiler Kit, and the ManaGeR windowing system.
- **How does MINIX compare to Linux?** MINIX is designed as a teaching tool, while Linux is a general-purpose operating system widely used in servers, desktops, and embedded systems.
- **What is MINIX’s relationship to Unix?** MINIX is a Unix-like operating system, meaning it shares Unix’s design principles but is not a direct derivative of Unix.
- **Where can I find MINIX’s source code?** The source code is available on [git.minix3.org](https://git.minix3.org) and [GitHub](https://github.com).

## Why It Matters
MINIX holds significant historical and educational value as one of the earliest Unix-like systems designed specifically for teaching operating systems concepts. Its modular design and clear documentation make it an invaluable resource for students and professionals learning about kernel development, process management, and system calls. MINIX’s influence extends beyond academia, serving as a reference implementation for Unix-like systems and contributing to the broader understanding of operating system architecture. Its open-source nature and permissive license have also facilitated its adoption in research and development environments.

## Notable For
- **Educational Tool**: MINIX is widely used in computer science curricula to teach operating systems principles.
- **Modular Design**: Its kernel is structured in a way that allows students to study individual components in isolation.
- **BSD License**: The 3-clause BSD License ensures broad compatibility and permissive use.
- **ARM Support**: MINIX is compatible with ARM architecture, making it relevant for embedded and mobile systems.
- **Text-Based Interface**: MINIX retains a traditional text-based user interface, reflecting early Unix design principles.
- **Historical Significance**: MINIX was one of the first systems to accompany a major operating systems textbook, shaping how the subject is taught today.

## Body

### History
MINIX was created by Andrew S. Tanenbaum in 1987 as a companion to his textbook *Operating Systems: Design and Implementation*. The project aimed to provide a practical, hands-on approach to learning operating systems by offering a simplified yet functional Unix-like system. Over time, MINIX evolved into MINIX 3, incorporating advancements in kernel design and system architecture while maintaining its educational focus.

### Architecture
MINIX 3 features a microkernel architecture, which separates core system services from user-space applications. This design allows for greater modularity and easier maintenance. The system supports multiple platforms, including ARM architecture, and integrates with the Amsterdam Compiler Kit for cross-platform compilation. The kernel is designed to be studied in detail, with clear documentation and modular components.

### Ecosystem
MINIX is licensed under the 3-clause BSD License, which permits free use, modification, and distribution with minimal restrictions. The source code is available on multiple repositories, including [git.minix3.org](https://git.minix3.org) and [GitHub](https://github.com). The system is compatible with the ManaGeR windowing system, providing a graphical interface for users. MINIX also supports ARM architecture, making it suitable for embedded and mobile applications.

### Community
MINIX has an active community, with discussions taking place on platforms like Reddit (r/minix) and Quora. The project’s open-source nature encourages collaboration and contributions from developers worldwide. The MINIX Foundation oversees the project’s development and ensures its continued relevance in educational and research contexts.

### Related Projects
MINIX competes with other Unix-like systems such as OpenBSD, FreeBSD, and Linux, each offering different features and use cases. MINIX 3 is a successor to earlier versions, incorporating improvements in performance and functionality. The system is also related to the Hurd project, another microkernel-based operating system, though with different design goals and development trajectories.

### Key People
Andrew S. Tanenbaum, the creator of MINIX, is a renowned computer scientist with contributions to operating systems, computer architecture, and education. His work on MINIX has had a lasting impact on how operating systems are taught and developed. Other notable figures in the MINIX ecosystem include contributors to its open-source development and educators who use it in their courses.

### Technical Specifications
MINIX 3.3.0 is the latest stable version, released on 2014-09-16. It includes pre-release versions like 3.4.0rc6, which were tested for stability before final release. The system supports multiple platforms and is designed for both educational and research purposes. Its text-based interface and modular kernel make it an ideal tool for studying operating systems in depth.

### References and Citations
MINIX’s development and documentation are referenced in academic and technical literature, including Tanenbaum’s textbook and online resources. The project’s source code and repositories provide additional context for developers and researchers. Citations from authoritative sources, such as Wikidata and academic databases, support the factual accuracy of MINIX’s history and technical details.

## References

1. Virtual International Authority File
2. [Legal Questions](https://wiki.minix3.org/doku.php?id=faq)
3. [Source](https://git.minix3.org/index.cgi?p=minix.git;a=blob_plain;f=LICENSE;hb=HEAD)
4. [Source](https://web.archive.org/web/20120210122509/http://www.minix3.org/license.html)
5. [MINIX 3.3.0 is Available Now](http://www.minix3.org/330.html)
6. [Release v3.3.0 · Stichting-MINIX-Research-Foundation/minix](https://github.com/Stichting-MINIX-Research-Foundation/minix/releases/tag/v3.3.0)
7. [2017](https://www.phoronix.com/scan.php?page=news_item&px=MINIX-3.4-RC6-Released)
8. [History of MINIX 3](https://wiki.minix3.org/doku.php?id=www:documentation:read-more#history_of_minix_3)
9. Freebase Data Dumps. 2013
10. Integrated Authority File
11. [Source](http://wiki.minix3.org/en/DevelopersGuide/UsingGit#Git_web_interface_and_Mirrors)
12. Quora