# Gforth

> Free implementation of the Forth programming language

**Wikidata**: [Q5555121](https://www.wikidata.org/wiki/Q5555121)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Gforth)  
**Source**: https://4ort.xyz/entity/gforth

Here’s the structured knowledge entry for **Gforth**:

---

## Summary  
Gforth is a free implementation of the Forth programming language, developed as part of the GNU Project. It functions as an interpreter and runs on multiple operating systems, including Unix-like systems, macOS, Windows, and Android. Maintained by Anton Ertl and Bernd Paysan, Gforth is widely used in embedded systems and educational contexts.

## Key Facts  
- **Implementation of**: Forth programming language  
- **Creator**: Anton Ertl  
- **Inception**: 1992  
- **Latest Stable Version**: 0.7.9_20250101 (released January 1, 2025)  
- **License**: GNU General Public License (GPL)  
- **Operating Systems**: BSD, macOS, Windows, Android, Unix-like systems  
- **Developer**: GNU Project  
- **Source Code Repository**: [Savannah Git](https://git.savannah.gnu.org/cgit/gforth.git)  
- **Website**: [https://www.gnu.org/software/gforth/](https://www.gnu.org/software/gforth/)  

## FAQs  
### Q: What is Gforth used for?  
A: Gforth is primarily used for embedded systems, scripting, and educational purposes due to its lightweight nature and Forth’s stack-based architecture.  

### Q: Is Gforth free software?  
A: Yes, Gforth is distributed under the GNU GPL license, making it free software that users can modify and redistribute.  

### Q: Which operating systems support Gforth?  
A: Gforth runs on BSD, macOS, Windows, Android, and other Unix-like operating systems.  

## Why It Matters  
Gforth provides a portable and efficient implementation of Forth, a language known for its minimalism and suitability for low-level programming. As part of the GNU Project, it aligns with the free software movement, ensuring accessibility and modifiability. Its cross-platform compatibility makes it valuable for developers working on diverse systems, from embedded devices to desktop applications. Gforth’s interpreter design and Forth’s simplicity also make it a useful tool for teaching programming concepts.

## Notable For  
- **Free Implementation**: One of the few freely available Forth implementations under the GNU GPL.  
- **Cross-Platform**: Runs on multiple operating systems, including mobile (Android) and desktop (Windows, macOS).  
- **Longevity**: Actively maintained since 1992, with contributions from notable developers like Anton Ertl.  

## Body  
### Development and Maintenance  
- Created by Anton Ertl in 1992.  
- Maintained by Anton Ertl (since 1992) and Bernd Paysan (since 2014).  

### Technical Details  
- **Latest Stable Version**: 0.7.9_20250101 (released January 1, 2025).  
- **Implementation Type**: Interpreter.  
- **License**: GNU GPL.  

### Compatibility  
- Supports BSD, macOS, Windows, Android, and Unix-like systems.  
- Available via package managers like Debian (`gforth`), Gentoo (`dev-lang/gforth`), and Homebrew (`gforth`).  

### Source Code and Distribution  
- **Primary Repository**: Savannah Git ([Savannah](https://git.savannah.gnu.org/cgit/gforth.git)).  
- **Secondary Repository**: GitHub ([forthy42/gforth](https://github.com/forthy42/gforth)).  

### Notable Components  
- **Vmgen**: Included as part of Gforth.  

## Schema Markup  
```json
{
  "@context": "https://schema.org",
  "@type": "SoftwareLanguage",
  "@type": "SoftwareLanguage",
  "@type": "SoftwareLanguage",
  "@type": "SoftwareLanguage",

## References

1. Free Software Directory
2. [Source](https://www.fsf.org/free-software-supporter/2014/june)
3. [Source](https://git.savannah.gnu.org/cgit/gforth.git/tree/AUTHORS)
4. [Gforth - GNU Project - Free Software Foundation.](https://www.gnu.org/software/gforth/)
5. [0.7.9_20250101. 2025](https://git.savannah.gnu.org/cgit/gforth.git/tag/?h=0.7.9_20250101)
6. [Source](http://www.complang.tuwien.ac.at/forth/gforth/Docs-html/Origin.html)