# SIRF

> Main repository for the CCP SynerBI software

**Wikidata**: [Q120937357](https://www.wikidata.org/wiki/Q120937357)  
**Source**: https://4ort.xyz/entity/sirf-q120937357

## Summary
SIRF (Synergistic Image Reconstruction Framework) is the main repository for the CCP SynerBI software. It is classified as free software, allowing users to freely run, study, change, and distribute the code. The project is actively maintained, with its latest recorded release being version 3.4.0.

## Key Facts
- **Full Name:** SIRF: Synergistic Image Reconstruction Framework.
- **Function:** Serves as the main repository for the CCP SynerBI software.
- **Category:** Instance of free software.
- **Source Code Location:** Hosted on GitHub at `https://github.com/SyneRBI/SIRF`.
- **Website:** `http://www.ccpsynerbi.ac.uk/`
- **Initial Recorded Release:** Version 1.1.0 was released on May 10, 2019.
- **Latest Recorded Release:** Version 3.4.0 was released on January 19, 2023.
- **Download Access:** Releases are available at `https://github.com/SyneRBI/SIRF/releases`.

## FAQs
### Q: What does SIRF stand for?
A: SIRF stands for Synergistic Image Reconstruction Framework. It acts as the primary software repository for the CCP SynerBI project.

### Q: Is SIRF free to use?
A: Yes, SIRF is classified as free software. This means it is distributed under terms that allow users to freely run, study, change, and distribute it and any modified versions.

### Q: Where can the source code for SIRF be accessed?
A: The source code is hosted on GitHub. Users can download releases directly from the repository's releases page.

## Why It Matters
SIRF serves as the foundational infrastructure for the CCP SynerBI initiative, functioning as the central hub where the software's code is stored and managed. Its significance lies in its accessibility and openness; as "free software," it removes commercial barriers to entry, allowing researchers and developers to inspect the underlying mechanics of the code, modify it for specific needs, and redistribute improvements. This fosters a collaborative environment essential for scientific computing and image reconstruction.

The project demonstrates a commitment to continuous improvement and stability. Between May 2019 and January 2023, the repository tracked over ten distinct version releases, ranging from minor patches to major version updates (e.g., v2.0.0 to v3.0.0). This active development cycle ensures that the framework remains compatible with modern computing environments and continues to serve the needs of the SynerBI community effectively.

## Notable For
- **Open Accessibility:** Unlike proprietary image reconstruction tools, SIRF is entirely free and open, permitting modification and redistribution.
- **Centralized Hub:** It is the single, authoritative source for all CCP SynerBI software components.
- **Active Development:** The project maintains a frequent release schedule, evidenced by multiple major and minor updates logged between 2019 and 2023.
- **Transparent Versioning:** All releases, such as the transition from v1.1.0 to v3.4.0, are publicly documented with precise publication dates and reference links.

## Body
### Repository and Software Classification
SIRF is identified as the main repository for CCP SynerBI software. Structurally, it is an instance of "free software," a classification that guarantees users the freedom to run, study, change, and distribute the software. The repository is managed by SyneRBI and is accessible to the public.

### Development Timeline and Releases
The development of SIRF is tracked through a series of version releases documented in the source data. The timeline below highlights the progression of the software from 2019 to 2023:

- **2019 Releases:**
  - **v1.1.0:** Released May 10, 2019.
  - **v2.0.0:** Released May 14, 2019 (just four days after the previous version).
  - **v2.1.0:** Released November 20, 2019.
- **2020 Releases:**
  - **v2.2.0:** Released June 8, 2020.
- **2021 Releases:**
  - **v3.0.0:** Released May 20, 2021.
  - **v3.1.0:** Released June 24, 2021.
  - **v3.1.1:** Released July 6, 2021.
- **2022 Releases:**
  - **v3.2.0:** Released March 22, 2022.
  - **v3.3.0:** Released July 6, 2022.
- **2023 Releases:**
  - **v3.4.0:** Released January 19, 2023.

### Technical Access and References
The software is primarily accessed via its GitHub repository.
- **Repository URL:** `https://github.com/SyneRBI/SIRF`
- **Download Portal:** `https://github.com/SyneRBI/SIRF/releases`
- **Official Website:** `http://www.ccpsynerbi.ac.uk/`

Each version release is supported by reference data, including GitHub API links and specific release tags (e.g., tag/v3.4.0), ensuring traceability for all software iterations.

## References

1. [Release 1.1.0. 2019](https://github.com/SyneRBI/SIRF/releases/tag/v1.1.0)
2. [Release 2.0.0. 2019](https://github.com/SyneRBI/SIRF/releases/tag/v2.0.0)
3. [Release 2.1.0. 2019](https://github.com/SyneRBI/SIRF/releases/tag/v2.1.0)
4. [Release 2.2.0. 2020](https://github.com/SyneRBI/SIRF/releases/tag/v2.2.0)
5. [Release 3.0.0. 2021](https://github.com/SyneRBI/SIRF/releases/tag/v3.0.0)
6. [Release 3.1.0. 2021](https://github.com/SyneRBI/SIRF/releases/tag/v3.1.0)
7. [Release 3.1.1. 2021](https://github.com/SyneRBI/SIRF/releases/tag/v3.1.1)
8. [Release 3.2.0. 2022](https://github.com/SyneRBI/SIRF/releases/tag/v3.2.0)
9. [Release 3.3.0. 2022](https://github.com/SyneRBI/SIRF/releases/tag/v3.3.0)
10. [Release 3.4.0. 2023](https://github.com/SyneRBI/SIRF/releases/tag/v3.4.0)
11. [Release 3.5.0. 2023](https://github.com/SyneRBI/SIRF/releases/tag/v3.5.0)
12. [Release 3.6.0. 2024](https://github.com/SyneRBI/SIRF/releases/tag/v3.6.0)
13. [Release 3.7.0. 2024](https://github.com/SyneRBI/SIRF/releases/tag/v3.7.0)
14. [Release 3.8.0. 2024](https://github.com/SyneRBI/SIRF/releases/tag/v3.8.0)
15. [Release 3.9.0. 2025](https://github.com/SyneRBI/SIRF/releases/tag/v3.9.0)
16. [Source](https://api.github.com/repos/SyneRBI/SIRF)