# OrangeFS

> open-source parallel file system

**Wikidata**: [Q17073339](https://www.wikidata.org/wiki/Q17073339)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/OrangeFS)  
**Source**: https://4ort.xyz/entity/orangefs

## Summary
OrangeFS is an open-source parallel file system designed for high-performance computing environments. It provides scalable, distributed storage with POSIX-compliant access for clustered systems.

## Key Facts
- Founded in 2011 by Clemson University as a successor to Parallel Virtual File System
- Licensed under GNU Lesser General Public License
- Latest stable version 2.10.1 released September 9, 2025
- Written primarily in C programming language
- Available as Fedora package "orangefs"
- Operates on Linux operating systems
- Described as a clustered file system and subclass of free software
- Source code hosted on GitHub at https://github.com/waltligon/orangefs

## FAQs
### Q: What is OrangeFS used for?
A: OrangeFS is used for high-performance computing environments that require scalable, distributed storage with parallel access capabilities. It's particularly suited for clustered systems needing POSIX-compliant file system access.

### Q: Who developed OrangeFS?
A: OrangeFS was developed by Clemson University, emerging as a successor to the Parallel Virtual File System in 2011.

### Q: What license does OrangeFS use?
A: OrangeFS is licensed under the GNU Lesser General Public License, making it free software that can be used, modified, and distributed under those terms.

## Why It Matters
OrangeFS addresses the critical need for scalable, high-performance storage in modern computing environments, particularly in scientific computing and data-intensive applications. As data volumes continue to grow exponentially, traditional file systems struggle to maintain performance and reliability across distributed systems. OrangeFS provides a solution by enabling parallel access to distributed storage, allowing multiple clients to read and write data simultaneously without bottlenecks. This capability is essential for applications in fields like weather modeling, genomics, and large-scale simulations where massive datasets must be processed efficiently. By building on the foundation of the Parallel Virtual File System and offering a free, open-source alternative, OrangeFS democratizes access to enterprise-grade parallel storage technology, enabling research institutions and organizations with limited budgets to deploy robust, scalable storage solutions.

## Notable For
- Successor to Parallel Virtual File System, continuing development of parallel storage technology
- Active development with recent version 2.10.1 released in September 2025
- Maintained by Clemson University with open-source licensing
- Available through standard Linux distribution channels (Fedora package)
- GitHub-hosted source code with active community development

## Body
### Technical Architecture
OrangeFS implements a clustered file system architecture that distributes data across multiple storage nodes, enabling parallel access and high throughput. The system provides POSIX-compliant interfaces, ensuring compatibility with existing applications while delivering enhanced performance for distributed environments.

### Development History
OrangeFS emerged in 2011 as a successor to the Parallel Virtual File System, which was originally developed in 2003. This evolution represents continued advancement in parallel storage technology, with OrangeFS building upon earlier concepts while introducing modern improvements and active maintenance.

### Current Status
The project maintains active development with version 2.10.1 released on September 9, 2025, following version 2.10.0 from May 24, 2023. This recent activity demonstrates ongoing commitment to the project and responsiveness to user needs in the high-performance computing community.

### Implementation Details
OrangeFS is written primarily in C programming language and operates exclusively on Linux systems. The source code is publicly available on GitHub at https://github.com/waltligon/orangefs, facilitating community contribution and transparency in development.

### Licensing and Distribution
The software uses the GNU Lesser General Public License, allowing both free use and commercial applications while requiring derivative works to maintain similar licensing terms. It's distributed as a standard Fedora package, making installation straightforward for Linux users.

## References

1. [Release 2.10.0. 2023](https://github.com/waltligon/orangefs/releases/tag/v.2.10.0)
2. [Release 2.10.1. 2025](https://github.com/waltligon/orangefs/releases/tag/2.10.1)