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Agda (programming language)

Agda is a dependently typed functional programming language originally developed by Ulf Norell at Chalmers University of Technology with implementation described in his PhD thesis. The original Agda system was developed at Chalmers by Catarina Coquand in 1999. The current version, originally named Agda 2, is a full rewrite, which should be considered a…

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Designed by
Ulf Norell; Catarina Coquand (1.0)
Developer
Chalmers University of Technology
Filename extensions
.agda, .lagda, .lagda.md, .lagda.rst, .lagda.tex
First appeared
1.0 – 1999; 27 years ago (1999) 2.0 – 2007; 19 years ago (2007)
Implementation language
Haskell
License
BSD-like

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Agda (programming language)

Nodes40
Edges39
Triples22
Avg. degree1.95
Density0.05
Components1

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Agda (programming language)

Top relations

Designed by · 1
Agda (programming language) → Ulf Norell; Catarina Coquand (1.0)
Developer · 1
Agda (programming language) → Chalmers University of Technology
Filename extensions · 1
Agda (programming language) → .agda, .lagda, .lagda.md, .lagda.rst, .lagda.tex
First appeared · 1
Agda (programming language) → 1.0 – 1999; 27 years ago (1999) 2.0 – 2007; 19 years ago (2007)
Implementation language · 1
Agda (programming language) → Haskell
License · 1
Agda (programming language) → BSD-like
OS · 1
Agda (programming language) → Cross-platform
Paradigm · 1
Agda (programming language) → Total functional
Stable release · 1
Agda (programming language) → 2.8.0 / July 5, 2025; 13 months ago (2025-07-05)
Typing discipline · 1
Agda (programming language) → Strong, static, dependent, nominal, manifest, inferred

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Important terminology

agda language programming proof types rocq functional type typed pattern dependently matching emacs one program similar originally named dependent also

Entity relationships Subject–Predicate–Object triples

SubjectPredicateObjectConfidenceSrc
Agda (programming language)Designed byUlf Norell; Catarina Coquand (1.0)1.00infobox
Agda (programming language)DeveloperChalmers University of Technology1.00infobox
Agda (programming language)Filename extensions.agda, .lagda, .lagda.md, .lagda.rst, .lagda.tex1.00infobox
Agda (programming language)First appeared1.0 – 1999; 27 years ago (1999) 2.0 – 2007; 19 years ago (2007)1.00infobox
Agda (programming language)Implementation languageHaskell1.00infobox
Agda (programming language)LicenseBSD-like1.00infobox
Agda (programming language)OSCross-platform1.00infobox
Agda (programming language)ParadigmTotal functional1.00infobox
Agda (programming language)Stable release2.8.0 / July 5, 2025; 13 months ago (2025-07-05)1.00infobox
Agda (programming language)Typing disciplineStrong, static, dependent, nominal, manifest, inferred1.00infobox
Agda (programming language)Websitewiki.portal.chalmers.se/agda1.00infobox
data typesinstance ofThe language has ordinary programming constructs0.80text

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