# SG⁺⁺
**Wikidata**: [Q121602607](https://www.wikidata.org/wiki/Q121602607)  
**Source**: https://4ort.xyz/entity/sg-q121602607

## Summary
SG⁺⁺ is a software framework classified as a non-tangible executable component of a computer. It is maintained as an open-source project hosted on GitHub. The project has an established release history with stable versions ranging from 0.9.0 to 3.3.0.

## Key Facts
*   **Entity Type:** Software
*   **Source Code Repository:** Hosted on GitHub at `https://github.com/SGpp/SGpp`
*   **Official Website:** `https://sgpp.sparsegrids.org/`
*   **Latest Recorded Version (in provided data):** Version 3.3.0 (released March 24, 2020)
*   **Release History:** Spans versions 0.9.0 through 3.3.0, with significant release activity recorded between 2018 and 2020.
*   **Earliest Recorded Version (in provided data):** Version 0.9.0 (dated March 14, 2019)

## FAQs
### Q: Where can the source code for SG⁺⁺ be found?
A: The source code is hosted on GitHub at the repository URL `https://github.com/SGpp/SGpp`.

### Q: What is the most recent stable version of SG⁺⁺?
A: According to provided release data, the most recent stable version is 3.3.0, which was published on March 24, 2020.

### Q: Is SG⁺⁺ considered software?
A: Yes, SG⁺⁺ is explicitly classified as software, defined in knowledge structures as a non-tangible executable component of a computer.

## Why It Matters
SG⁺⁺ serves as a specific entity within the software landscape, distinguished by its dedicated domain name and active version control history. Its existence on GitHub and regular release cycle (documenting at least 10 stable versions) indicate it is a maintained project relevant to users requiring its specific executable functionalities. The association with the domain `sgpp.sparsegrids.org` suggests a specialized application, potentially in mathematical or scientific computing, although specific functional details are derived from its identifiers and release structure. The project demonstrates a formal software development lifecycle, evidenced by semantic versioning and distinct release dates tracked by external references.

## Notable For
*   **Semantic Versioning:** Adherence to standard major.minor.patch versioning (e.g., jumping from v0.9.0 to v3.3.0).
*   **Web Presence:** Maintenance of a dedicated project website separate from its code repository.
*   **Release Density:** Multiple stable versions (0.9.0, 0.9.1, 1.0.0, etc.) were recorded with the exact same publication date (March 14, 2019), suggesting a bulk release or archival event.

## Body

### Repository and Web Presence
SG⁺⁺ is accessible via its official website, `https://sgpp.sparsegrids.org/`, and its source code is available through a GitHub repository located at `https://github.com/SGpp/SGpp`. The project is categorized strictly as "software," acting as a non-tangible executable component.

### Version History and Releases
The development of SG⁺⁺ is documented through a series of stable releases referenced between 2018 and 2020.

*   **2018 Releases:** Version 3.0.0 and Version 3.1.0 are both listed with a publication date of August 21, 2018.
*   **2019 Releases:** A significant cluster of versions share the publication date of March 14, 2019. These include versions 0.9.0, 0.9.1, 1.0.0, 1.1.0, 2.0.0, and 2.1.0. Additionally, version 3.2.0 was released shortly after on March 22, 2019.
*   **2020 Release:** The latest version provided in the source data is 3.3.0, which was published on March 24, 2020.

All versions are identified as "stable version" releases, supported by references to GitHub release tags.

## References

1. [Release 0.9.0. 2019](https://github.com/SGpp/SGpp/releases/tag/v0.9.0)
2. [Release 0.9.1. 2019](https://github.com/SGpp/SGpp/releases/tag/v0.9.1)
3. [Release 1.0.0. 2019](https://github.com/SGpp/SGpp/releases/tag/v1.0.0)
4. [Release 1.1.0. 2019](https://github.com/SGpp/SGpp/releases/tag/v1.1.0)
5. [Release 2.0.0. 2019](https://github.com/SGpp/SGpp/releases/tag/v2.0.0)
6. [Release 2.1.0. 2019](https://github.com/SGpp/SGpp/releases/tag/v2.1.0)
7. [Release 3.0.0. 2018](https://github.com/SGpp/SGpp/releases/tag/v3.0.0)
8. [Release 3.1.0. 2018](https://github.com/SGpp/SGpp/releases/tag/v3.1.0)
9. [Release 3.2.0. 2019](https://github.com/SGpp/SGpp/releases/tag/v3.2.0)
10. [Release 3.3.0. 2020](https://github.com/SGpp/SGpp/releases/tag/v3.3.0)
11. [Release 3.4.0. 2021](https://github.com/SGpp/SGpp/releases/tag/v3.4.0)
12. [Source](https://api.github.com/repos/SGpp/SGpp)