# UCBLogo

> de facto standard Logo programming language with its facilities for handling lists, files, I/O, and recursion in scripts

**Wikidata**: [Q3547135](https://www.wikidata.org/wiki/Q3547135)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/UCBLogo)  
**Source**: https://4ort.xyz/entity/ucblogo

## Summary
UCBLogo is a de facto standard Logo programming language developed at the University of California, Berkeley, known for its robust facilities for handling lists, files, I/O, and recursion in scripts. It was designed by Brian Harvey and is widely used for educational and computational purposes.

## Key Facts
- **Developed at**: University of California, Berkeley
- **Designed by**: Brian Harvey
- **Influenced by**: Lisp
- **Typing discipline**: Dynamic typing
- **Operating systems**: Microsoft Windows, Linux, DOS
- **Latest version**: 6.0 (released on 2008-09-14)
- **License**: GNU General Public License
- **Developers**: Michael Katz, George Mills
- **Instance of**: Programming language, application
- **Supports**: Logo programming language

## FAQs
### Q: What is UCBLogo used for?
A: UCBLogo is primarily used for educational purposes, particularly in teaching programming concepts such as recursion, lists, and file I/O. It is also used for computational tasks and scripting.

### Q: Who developed UCBLogo?
A: UCBLogo was designed by Brian Harvey, an American computer scientist, and developed by Michael Katz and George Mills.

### Q: Is UCBLogo free to use?
A: Yes, UCBLogo is licensed under the GNU General Public License, making it free and open-source software.

### Q: What operating systems does UCBLogo support?
A: UCBLogo supports Microsoft Windows, Linux, and DOS.

### Q: How does UCBLogo differ from other Logo implementations?
A: UCBLogo is considered the de facto standard due to its advanced features for handling lists, files, I/O, and recursion, which are not always present in other Logo implementations.

## Why It Matters
UCBLogo holds significant importance in the programming language landscape, particularly in educational settings. Its development at the University of California, Berkeley, has made it a widely adopted tool for teaching fundamental programming concepts. The language's emphasis on recursion, list manipulation, and file I/O sets it apart from other Logo implementations. By providing a robust environment for these tasks, UCBLogo has contributed to the broader understanding and application of programming principles. Its open-source nature under the GNU General Public License has also ensured its accessibility and adaptability across different platforms, including Windows, Linux, and DOS. This has made it a valuable resource for both educators and programmers seeking a reliable and feature-rich Logo environment.

## Notable For
- **De facto standard**: Recognized as the leading implementation of the Logo programming language.
- **Educational focus**: Designed specifically for teaching programming concepts like recursion and list manipulation.
- **Cross-platform support**: Available on Windows, Linux, and DOS, ensuring broad compatibility.
- **Advanced features**: Includes robust facilities for file I/O and list handling, which are not common in other Logo implementations.
- **Open-source**: Licensed under the GNU General Public License, promoting free and open-source software principles.

## Body
### Origins and Development
UCBLogo was developed at the University of California, Berkeley, and was designed by Brian Harvey, a prominent American computer scientist. It was influenced by Lisp, a functional programming language based on the lambda calculus. The development team included Michael Katz and George Mills, who contributed to its creation and refinement.

### Features and Capabilities
UCBLogo is notable for its dynamic typing discipline, which allows for flexible and expressive programming. The language supports advanced features such as recursion, list manipulation, and file I/O, making it particularly suitable for educational purposes. It is also known for its cross-platform compatibility, running on Microsoft Windows, Linux, and DOS.

### Version and Release
The latest version of UCBLogo is 6.0, released on September 14, 2008. This version includes various improvements and enhancements, making it a reliable and feature-rich tool for programming tasks.

### Licensing and Availability
UCBLogo is licensed under the GNU General Public License, ensuring its availability as free and open-source software. This license promotes the principles of free software, allowing users to access, modify, and distribute the language as needed.

### Educational Impact
UCBLogo has had a significant impact in educational settings, providing a robust environment for teaching programming concepts. Its emphasis on recursion, list manipulation, and file I/O has made it a valuable resource for both students and educators.

## Schema Markup
```json
{
  "@context": "https://schema.org",
  "@type": "SoftwareApplication",
  "name": "UCBLogo",
  "description": "De facto standard Logo programming language with facilities for handling lists, files, I/O, and recursion in scripts",
  "url": "http://www.cs.berkeley.edu/~bh/logo.html",
  "applicationCategory": "ProgrammingLanguage",
  "operatingSystem": ["Microsoft Windows", "Linux", "DOS"],
  "license": "GNU General Public License",
  "softwareVersion": "6.0",
  "datePublished": "2008-09-14",
  "developer": {
    "@type": "Person",
    "name": "Brian Harvey"
  },
  "sameAs": [
    "https://en.wikipedia.org/wiki/UCBLogo",
    "https://www.wikidata.org/wiki/Q123456789"
  ]
}

## References

1. [Source](https://people.eecs.berkeley.edu/~bh/logo.html)