Agda

Spec sheet

Support

The Agda wiki directs users to ask questions on the Agda mailing list or Agda Zulip server.Read 11 Oct 2026 · wiki.portal.chalmers.se

Agda Pad data handling

Agda Pad states that programs are stored on its server unencrypted, no personally identifying data is recorded, and the free service comes without guarantees.Read 11 Oct 2026 · agdapad.quasicoherent.io

Agda Pad limits

Agda Pad says its server is not well-equipped, provides no guarantees, and stores programs unencrypted.Read 11 Oct 2026 · agdapad.quasicoherent.io

Browser option

Agda Pad connects users to a remote Emacs session and is described as enabling use without local installation and live collaboration on small projects.Read 11 Oct 2026 · agdapad.quasicoherent.io

Build options

The installation guide says Agda can be installed from GitHub releases, source, package managers, or some text editor extensions.Read 11 Oct 2026 · agda.readthedocs.io

Community support

Users can ask questions on the Agda mailing list or public Zulip server, and a separate developers mailing list is for implementation discussions.Read 11 Oct 2026 · wiki.portal.chalmers.se

Compilation

Agda can compile code through GHC to Haskell or through its JavaScript backend; GHC is not bundled with most Agda distributions.Read 11 Oct 2026 · agda.readthedocs.io

Compilation dependency

To compile Agda code to an executable, Agda calls GHC, which is not bundled with most Agda distributions; its JavaScript backend calls no separate programs.Read 11 Oct 2026 · agda.readthedocs.io

Desktop platforms

Prebuilt Agda binaries are available for Windows x86-64, Linux x86-64, macOS x86-64, and macOS arm64.Read 11 Oct 2026 · agda.readthedocs.io

Development

The Agda development center is the Logic and Types group at Chalmers and the University of Gothenburg, and the project is open source.Read 11 Oct 2026 · wiki.portal.chalmers.se

Editor integrations

Interactive editor support is listed for Emacs, Visual Studio Code, Neovim, and Vim; Emacs is identified as the most tested.Read 11 Oct 2026 · agda.readthedocs.io

Foundations

Agda is based on intuitionistic type theory, a foundation for constructive mathematics developed by Per Martin-Löf.Read 11 Oct 2026 · wiki.portal.chalmers.se

Installation options

The type-checker can be installed from prebuilt GitHub binaries, source, package managers, or some text editor extensions.Read 11 Oct 2026 · agda.readthedocs.io

Interactive editing

Agda has an interactive Emacs interface, and the documentation also lists interactive support for Visual Studio Code, Neovim, and Vim.Read 11 Oct 2026 · agda.readthedocs.io

Libraries

Agda's standard library is optional and is not bundled with all packages; additional community libraries and developments are listed on the wiki.Read 11 Oct 2026 · wiki.portal.chalmers.se

Libraries and developments

The Agda Wiki lists community libraries and developments, including a standard library, reflective tactics, and formalizations of mathematics.Read 11 Oct 2026 · wiki.portal.chalmers.se

Online use

The wiki links to Agda Pad as a browser option; Agda Pad provides remote Emacs sessions for trying Agda and live collaboration on small projects.Read 11 Oct 2026 · agdapad.quasicoherent.io

Open source

Agda is open source and has contributions from many authors.Read 11 Oct 2026 · wiki.portal.chalmers.se

Proof foundations

Agda is based on intuitionistic type theory, a foundation for constructive mathematics developed by Per Martin-Löf.Read 11 Oct 2026 · wiki.portal.chalmers.se

Research home

The Agda Wiki says the center of Agda development is the Logic and Types group at Chalmers and Gothenburg University.Read 11 Oct 2026 · wiki.portal.chalmers.se

Safe mode

Agda's --safe option disables features that could lead to inconsistencies, including postulates, unfinished proofs, and disabling termination checks.Read 11 Oct 2026 · agda.readthedocs.io

Standard library

The Agda standard library is optional, and Agda works without it.Read 11 Oct 2026 · agda.readthedocs.io

Supported binaries

Prebuilt binaries are listed for Windows x86-64, Linux x86-64, macOS x86-64, and macOS arm64.Read 11 Oct 2026 · agda.readthedocs.io

Termination checking

Agda accepts recursive functions only when its checker can mechanically prove they terminate, unless checking is explicitly disabled.Read 11 Oct 2026 · agda.readthedocs.io

Type features

Agda has inductive families, parametrised modules, mixfix operators, and Unicode characters.Read 11 Oct 2026 · wiki.portal.chalmers.se

What it is

Agda is a dependently typed functional programming language and an interactive proof assistant for writing and checking proofs.Read 11 Oct 2026 · wiki.portal.chalmers.se

Where Specifiction places it

• Formal Verification Tools#6 of 358.1