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CGAL: History, Scope & Platforms

The Computational Geometry Algorithms Library (CGAL) is an open source software library of computational geometry algorithms. While primarily written in C++, Scilab bindings and bindings generated with SWIG (supporting Python and Java for now) are also available.

Language: English [EN]
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CGAL topic overview

The analysis highlights History, Scope and Platforms as prominent areas in the source structure around CGAL.

Related topics
50
Source areas
4
Connected nodes
54
Extracted relationships
46
Concept neighborhoods
28
Bridge connections
54

What this topic covers Research coverage

Source areas are shown by the number of related topics found in each part of the analysis. Use smaller areas too: they can reveal specialized angles and content gaps.

Scope · 15 topics
History · 14 topics
Overview · 11 topics
Platforms · 10 topics

Smaller areas are not necessarily less important. They contain fewer connections in this analysis and can be useful for finding specialized angles or coverage gaps.

Key facts & relationships

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

Developer
CGAL Open Source Project
License
GPL, LGPL
Operating system
Linux, macOS and Microsoft Windows
Release
1996
Repository
github.com/CGAL/cgal
Stable release
6.1 / 1 October 2025; 10 months ago (2025-10-01)

Explore all related topics Closing gaps

Browse the complete topic structure, not only the most central items. Less prominent entities and concepts can reveal missing angles, specialized context and useful research gaps. Each item opens a new analysis centered on that subject.

Overview

History

Scope

Platforms

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.

How CGAL connects Entity context

The extracted context around CGAL shows recurring relationship patterns in the source. For example, CGAL → As, Berlin, CGAL Releases, ESPRIT, ETH Zurich, Europe, European Union, Free University, GAL, GPL, Informatics, Informatics Saarbrücken, INRIA Sophia Antipolis, Israel, Johannes Kepler University Linz, Kettner, LEDA, Martin-Luther-University Halle-Wittenberg, Max Planck Institute, Max-Planck-Institute Another extracted example is CGAL → GDAL, Geo, OPEN CASCADEOpenSCAD, PostGIS. Use these groups to spot repeated connection types before inspecting the individual relationships.

CGAL

Top relations

related to history · 32
CGAL → As, Berlin, CGAL Releases, ESPRIT, ETH Zurich, Europe, European Union, Free University, GAL, GPL, Informatics, Informatics Saarbrücken, INRIA Sophia Antipolis, Israel, Johannes Kepler University Linz, Kettner, LEDA, Martin-Luther-University Halle-Wittenberg, Max Planck Institute, Max-Planck-Institute
see also · 4
CGAL → GDAL, Geo, OPEN CASCADEOpenSCAD, PostGIS
Developer · 1
CGAL → CGAL Open Source Project
License · 1
CGAL → GPL, LGPL
Operating system · 1
CGAL → Linux, macOS and Microsoft Windows
Release · 1
CGAL → 1996
Repository · 1
CGAL → github.com/CGAL/cgal
Stable release · 1
CGAL → 6.1 / 1 October 2025; 10 months ago (2025-10-01)
Type · 1
CGAL → Libraries
Website · 1
CGAL → www.cgal.org

Important terminology

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

Important terminology

software available open project source gpl license algorithms library lgpl research libraries also written linux geometry licensing used licenses commercial

CGAL relationships Subject–Predicate–Object triples

TTTA extracted 46 structured relationships around CGAL. Examples in this analysis include CGAL → Developer → CGAL Open Source Project and CGAL → License → GPL, LGPL. The table shows each extracted connection, where it came from and its confidence.

SubjectPredicateObjectConfidenceSrc
CGALDeveloperCGAL Open Source Project1.00infobox
CGALLicenseGPL, LGPL1.00infobox
CGALOperating systemLinux, macOS and Microsoft Windows1.00infobox
CGALRelease19961.00infobox
CGALRepositorygithub.com/CGAL/cgal1.00infobox
CGALStable release6.1 / 1 October 2025; 10 months ago (2025-10-01)1.00infobox
CGALTypeLibraries1.00infobox
CGALWebsitewww.cgal.org1.00infobox
CGALWritten inC++1.00infobox
CGALrelated to External linksCGAL Homepage0.60section
CGALrelated to historyThe CGAL0.60section
CGALrelated to historyEurope0.60section

Related concept clusters Concept neighborhoods

The concept neighborhoods around CGAL bring nearby vocabulary together. In this analysis, examples include Open, Distributed and Geometry. Use the clusters to find adjacent concepts and terminology that may deserve separate research.

  • CGAL
    • Open
    • Distributed
    • Geometry
    • Linux
    • Microsoft
    • Platforms
    • Windows
    • Gpl
    • Libraries
    • Library
    • License
    • Research
  • cgal
    • Open
    • Distributed
    • Geometry
    • Linux
    • Microsoft
    • Platforms
    • Windows
    • Gpl
    • Libraries
    • Library
    • License
    • Research
  • open source licenses
    • Used
    • Source
    • Lgpl
    • Gpl
    • Software
    • Academic
    • Commercial
    • Licensing
    • Uses
    • Antipolis
    • Informatics
    • Inria
  • gpl
    • Lgpl
    • Source
    • Open
    • Antipolis
    • Distributed
    • Informatics
    • Inria
    • Licenses
    • Linux
    • Microsoft
    • Platforms
    • Sophia
  • lgpl
    • Gpl
    • Source
    • Open
    • Antipolis
    • Informatics
    • Inria
    • Licenses
    • Linux
    • Microsoft
    • Platforms
    • Sophia
    • University
  • sophia antipolis
    • Informatics
    • Inria
    • Sophia
    • University
    • Utrecht
    • Project
    • Leda
    • Lgpl
    • Linux
    • Microsoft
    • Platforms
    • Windows
  • inria
    • Antipolis
    • Informatics
    • Sophia
    • University
    • Utrecht
    • Project
    • Leda
    • Lgpl
    • Linux
    • Microsoft
    • Platforms
    • Windows
  • max planck institute for informatics
    • Inria
    • Sophia
    • University
    • Utrecht
    • Project
    • Leda
    • Lgpl
    • Linux
    • Microsoft
    • Platforms
    • Windows
    • Written

Connections between topic areas Semantic bridges

For CGAL, one of the stronger structural bridges in this analysis connects CGAL with Scope. Bridges highlight paths between different parts of the map and can reveal research angles that are easy to miss in a flat list.

Min side: 3
CGALScope · splits 39 ⟂ 16
CGALHistory · splits 40 ⟂ 15
CGALOverview · splits 43 ⟂ 12
CGALPlatforms · splits 44 ⟂ 11

Map overview Semantic statistics

CGAL

Nodes55
Edges54
Triples46
Avg. degree1.96
Density0.036364
Components1

Source & methodology

TTTA analyzes the structure around CGAL to surface related topics, entities, relationships, concept neighborhoods and bridge connections. Use the map to explore areas such as History, Scope & Platforms, including less central topics that may reveal useful research gaps. Automatically extracted connections are research leads rather than rewritten encyclopedia content.

Source: Wikipedia — CGAL · EN edition · Analysis: TopicsToTalkAbout

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