Scratch (programming language)

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Explore the main themes, entities and connections around Scratch (programming language). Start with the topic map, then use the sections below for research and deeper semantic analysis.

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Features

Event-driven programming Arrays Scalars Strings First class structures

15 related topics

Community of users

Museums Libraries Community centers Python Java

14 related topics

History

John Maeda UCLA Computer Clubhouses Remix Creative Commons Attribution-ShareAlike License

8 related topics

Overview

High-level Visual programming language Target audience National Science Foundation Mitchel Resnick

19 related topics

Key facts & relationships

High-confidence facts extracted from structured source data. Use them as anchors for further research.

Developer: Scratch Foundation
Filename extensions: .sb, .sprite (Scratch 1.x) .sb2, .sprite2 (Scratch 2.0) .sb3, .sprite3 (Scratch 3.0)
First appeared: 30 June 2003; 23 years ago (2003-06-30) (prototype Scratch 0.1) · 15 May 2007; 19 years ago (2007-05-15) (Scratch 1.0) · 9 May 2013; 13 years ago (2013-05-09) (Scratch 2.0) · 2 January 2019; 7 years ago (2019-01-02) (Scratch 3.0)
Implementation language: Squeak (Scratch 1.x) ActionScript (Scratch 2.0) HTML5, JavaScript (Scratch 3.0)
License: BSD 3-Clause (earlier versions of 3.0), · GPLv2 and Scratch Source Code License (1.x) · CC BY-SA 2.0 (for projects uploaded prior to January 22, 2026) · Proprietary (for projects uploaded after January 22, 2026)
OS: Microsoft Windows, macOS, Linux (via renderer), HTML5 (via web browser), iOS, iPadOS, and Android.

Topics to explore

Browse the full topic structure. Each item opens a new analysis centered on that subject.

Overview

High-level High-level programming language
Visual programming language
Target audience
National Science Foundation
Mitchel Resnick
Yasmin Kafai
MIT Media Lab
Disk jockeys Disk jockey
Scratching
Video games
Animations
Music
Simulations
LEGO Mindstorms EV3
Makey Makey
LEGO Education WeDo 2.0 Lego Education
Detects motion Optical flow
Google Translate
NYU New York University

Scratch 3.0

Animations Animation
Turtle graphics
Sprites Sprite (computer graphics)
Coordinates Coordinate system
Vector Vector graphics
Bitmap
Windows 10

Community of users

Museums Museum
Libraries Library
Community centers Community centre
Python Python (programming language)
Java Java (programming language)
DAV organization D.A.V. College Managing Committee
CS50
Vandalism
Moderators Internet forum
GreatFire
Chinese government had blocked access Internet censorship in China
Macau
Hong Kong
Taiwan

Filetypes

Big-Endian Endianness
Zip files ZIP (file format)
.json JSON
.wav WAV (file format)
.png PNG

Older versions

Features

Event-driven programming
Arrays Array data structure
Scalars Scalar (computing)
Strings String (computer science)
First class structures First-class object
File I/O Input/output
Lego Mindstorms
Arduino
Snap! Snap! (programming language)
First class First class function
Lambda calculus
Brian Harvey Brian Harvey (lecturer)
University of California, Berkeley
ScratchJr
IPad

Community-made modifications

Forks Fork (software development)
Browser extensions Browser extension
Compiles Compiler
Standalone Portable Application
HTML5
Bundle (macOS)
EXE .exe

Advanced semantic analysis

Deeper signals for content research, entity SEO and topical coverage. The plain-language headings explain what each technical view is useful for.

Map overview Semantic statistics

Nodes97

Edges96

Triples19

Avg. degree1.98

Density0.020619

Components1

How this topic connects Entity context

See the strongest relationship patterns around the current topic before diving into the raw triples.

Scratch (programming language)

Top relations

First appeared · 4

Scratch (programming language) → 15 May 2007; 19 years ago (2007-05-15) (Scratch 1.0), 2 January 2019; 7 years ago (2019-01-02) (Scratch 3.0), 30 June 2003; 23 years ago (2003-06-30) (prototype Scratch 0.1), 9 May 2013; 13 years ago (2013-05-09) (Scratch 2.0)

License · 4

Scratch (programming language) → BSD 3-Clause (earlier versions of 3.0),, CC BY-SA 2.0 (for projects uploaded prior to January 22, 2026), GPLv2 and Scratch Source Code License (1.x), Proprietary (for projects uploaded after January 22, 2026)

Stable release · 2

Scratch (programming language) → Scratch 3.0 (online editor) / 2 January 2019; 7 years ago (2019-01-02), Scratch 3.29.1 (offline editor) / 27 February 2022; 4 years ago (2022-02-27)

Developer · 1

Scratch (programming language) → Scratch Foundation

Filename extensions · 1

Scratch (programming language) → .sb, .sprite (Scratch 1.x) .sb2, .sprite2 (Scratch 2.0) .sb3, .sprite3 (Scratch 3.0)

Implementation language · 1

Scratch (programming language) → Squeak (Scratch 1.x) ActionScript (Scratch 2.0) HTML5, JavaScript (Scratch 3.0)

OS · 1

Scratch (programming language) → Microsoft Windows, macOS, Linux (via renderer), HTML5 (via web browser), iOS, iPadOS, and Android.

Paradigm · 1

Scratch (programming language) → Event-driven, block-based programming language

Website · 1

Scratch (programming language) → scratch.mit.edu

Important terminology Word statistics

Use these terms to understand the vocabulary surrounding the topic, not as a checklist for keyword stuffing.

Important terminology

scratch projects website users used programming project extensions blocks code editor also create foundation snap new version file offline lab

Entity relationships Subject–Predicate–Object triples

Subject	Predicate	Object	Confidence	Src
Scratch (programming language)	Developer	Scratch Foundation	1.00	infobox
Scratch (programming language)	Filename extensions	.sb, .sprite (Scratch 1.x) .sb2, .sprite2 (Scratch 2.0) .sb3, .sprite3 (Scratch 3.0)	1.00	infobox
Scratch (programming language)	First appeared	30 June 2003; 23 years ago (2003-06-30) (prototype Scratch 0.1)	1.00	infobox
Scratch (programming language)	First appeared	15 May 2007; 19 years ago (2007-05-15) (Scratch 1.0)	1.00	infobox
Scratch (programming language)	First appeared	9 May 2013; 13 years ago (2013-05-09) (Scratch 2.0)	1.00	infobox
Scratch (programming language)	First appeared	2 January 2019; 7 years ago (2019-01-02) (Scratch 3.0)	1.00	infobox
Scratch (programming language)	Implementation language	Squeak (Scratch 1.x) ActionScript (Scratch 2.0) HTML5, JavaScript (Scratch 3.0)	1.00	infobox
Scratch (programming language)	License	BSD 3-Clause (earlier versions of 3.0),	1.00	infobox
Scratch (programming language)	License	GPLv2 and Scratch Source Code License (1.x)	1.00	infobox
Scratch (programming language)	License	CC BY-SA 2.0 (for projects uploaded prior to January 22, 2026)	1.00	infobox
Scratch (programming language)	License	Proprietary (for projects uploaded after January 22, 2026)	1.00	infobox
Scratch (programming language)	OS	Microsoft Windows, macOS, Linux (via renderer), HTML5 (via web browser), iOS, iPadOS, and Android.	1.00	infobox
Scratch (programming language)	Paradigm	Event-driven, block-based programming language	1.00	infobox
Scratch (programming language)	Stable release	Scratch 3.0 (online editor) / 2 January 2019; 7 years ago (2019-01-02)	1.00	infobox
Scratch (programming language)	Stable release	Scratch 3.29.1 (offline editor) / 27 February 2022; 4 years ago (2022-02-27)	1.00	infobox
Scratch (programming language)	Website	scratch.mit.edu	1.00	infobox

Related concept clusters Concept neighborhoods

These clusters group vocabulary that occurs around closely connected concepts in the source material.

Connections between topic areas Semantic bridges

Bridges can reveal useful research angles that are easy to miss in a flat list of related terms.

Min side: 3

Research this topic

Explore this topic

Features

Community of users

History

Overview

Key facts & relationships

Topics to explore

Overview

Scratch 3.0

Community of users

Code base

Events

History

Filetypes

Older versions

Features

Community-made modifications

Advanced semantic analysis

Map overview Semantic statistics

Scratch (programming language)

How this topic connects Entity context

Scratch (programming language)

Top relations

Important terminology Word statistics

Important terminology

Entity relationships Subject–Predicate–Object triples

Related concept clusters Concept neighborhoods

Connections between topic areas Semantic bridges