# Catrobat

> open source visual programming language

**Wikidata**: [Q45341807](https://www.wikidata.org/wiki/Q45341807)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Catrobat)  
**Source**: https://4ort.xyz/entity/catrobat

## Summary
Catrobat is an open-source visual programming language designed for creating mobile apps and games directly on smartphones and tablets. Inspired by Scratch, it allows users to code using graphical blocks instead of text-based syntax. It supports educational initiatives by making programming accessible to beginners and young learners.

## Key Facts
- Instance of: Visual programming language, free and open-source software, educational technology
- Aliases: Pocket Code, Catroid, Катробат, Карманный Код, Покет Код, Катроид
- Inspired by: Scratch
- Official website: https://catrobat.org/
- GitHub organization: Catrobat (https://github.com/Catrobat)
- YouTube channel ID: UCfFkdKeqYADOw8RtFTUR1Dw
- Wikipedia languages: German, English, Portuguese, Russian, Tagalog, Ukrainian
- Google Knowledge Graph ID: /g/11h2g206yh
- Internet Game Database game engine ID: catrobat
- Estimated YouTube viewership (as of 2025-11-26): ~602,710 views

## FAQs
### Q: What is Catrobat used for?
A: Catrobat enables users to create mobile applications and games through a visual block-based interface without needing traditional coding skills. It's widely used in education to teach programming concepts to children and beginners.

### Q: Is Catrobat free to use?
A: Yes, Catrobat is completely free and open-source. Users can access all features at no cost via its official platform or app stores.

### Q: How does Catrobat differ from Scratch?
A: While inspired by Scratch, Catrobat runs natively on Android devices and focuses on mobile app development. Unlike Scratch, which primarily targets desktop environments, Catrobat brings visual programming directly to handheld devices.

## Why It Matters
Catrobat plays a critical role in democratizing access to computer science education by enabling anyone with a smartphone or tablet to learn programming visually. As part of the global movement toward computational literacy, especially among youth, it removes barriers such as expensive hardware or complex syntax. Its integration into classrooms and informal learning settings makes it a valuable tool for educators aiming to introduce STEM topics early. By being fully open-source, it also encourages community contributions and customization across diverse user groups worldwide.

## Notable For
- Being one of the few mobile-first visual programming languages tailored for touch interfaces
- Having multilingual support including Wikipedia entries in six different languages
- Reaching over 600,000 YouTube video views by late 2025, indicating strong public engagement
- Hosting active repositories under the GitHub organization “Catrobat,” showcasing ongoing development
- Serving as the foundation for multiple educational outreach programs globally due to its accessibility

## Body
### Overview
Catrobat is a free and open-source visual programming language developed specifically for mobile platforms. The project aims to make programming more approachable by allowing users to build apps and games using drag-and-drop logic blocks rather than writing code manually.

### Development & Inspiration
The design philosophy behind Catrobat draws heavily from MIT’s Scratch programming environment. However, unlike Scratch—which operates mainly on desktop systems—Catrobat was built from the ground up for touchscreen devices like smartphones and tablets running Android OS.

### Technical Details
As an open-source initiative, Catrobat maintains several repositories hosted under its GitHub organization named **Catrobat**. These repositories contain both application source code and supporting tools necessary for building and maintaining the ecosystem.

Its core functionality revolves around a visual scripting system where actions are represented as interlocking puzzle pieces. This abstraction simplifies understanding of program flow while still offering enough flexibility for developing moderately complex interactive projects.

### Educational Impact
Due to its intuitive nature, Catrobat has been adopted extensively within educational contexts. Teachers utilize it to introduce fundamental computing principles such as loops, conditionals, variables, and event handling—all without requiring prior experience in textual programming languages.

In addition, because it eliminates dependency on high-end computers, schools with limited technological infrastructure can still offer meaningful exposure to digital creation and logical thinking.

### Community Presence
The project enjoys visibility online, particularly through its YouTube presence associated with the handle *catrobatorgadmin*. As of November 2025, cumulative view counts reached approximately 602,710, suggesting widespread interest and adoption beyond formal classroom settings.

Moreover, cross-referencing efforts have led to inclusion in major knowledge bases such as Wikidata and Google's Knowledge Graph, further solidifying its recognition in tech and education circles.

## References

1. [Catrobat · GitHub](https://github.com/Catrobat)
2. [Catrobat - YouTube](https://www.youtube.com/channel/UCfFkdKeqYADOw8RtFTUR1Dw/feed)
3. YouTube API