macOS
Homebrewverified · 100%
brew install dhalllocal Homebrew formula metadata
brew
Install dhall with Homebrew, apt, dnf, Nix, pacman, scoop
Interpreter for the Dhall language. Version 1.42.3 via Homebrew; verified from local package data.
install
Additional install commands
Linux
Debian aptverified · 92%
sudo apt install dhallDebian stable package indexes · dhall · source: deb.debian.org
Fedora dnfverified · 92%
sudo dnf install dhallFedora Rawhide package metadata · dhall · source: dl.fedoraproject.org
Nixverified · 92%
nix profile install nixpkgs#dhallnixpkgs package indexes · dhall · source: raw.githubusercontent.com
Arch Linux pacmanverified · 92%
sudo pacman -S dhallArch Linux sync databases · dhall · source: geo.mirror.pkgbuild.com
Windows
Scoopverified · 92%
scoop install main/dhallScoop official bucket manifest trees · bucket/dhall.json · source: api.github.com
overview
Package summary
Interpreter for the Dhall language
Project links
Commands and aliases
- dhall
history
Project history and usage
Dhall is a typed, terminating configuration language with a command-line interpreter. Its package-manager identity is unusual: it is a language runtime shipped like a CLI utility, most often installed to make large configuration files safer, less repetitive, and easier to generate.
Project history
The first Hackage dhall 1.0.0 package metadata names Gabriel Gonzalez as author, carries 2016 copyright, and describes Dhall as a configuration language guaranteed to terminate. The dhall-lang/dhall-haskell repository was created in 2016 and remains the official Haskell implementation.
Adoption history
Official Dhall documentation frames the language around programmable configuration files: reducing repetition while keeping stronger safety properties than general-purpose scripting languages. The official production-use page records adoption by integrations and companies using Dhall for package sets, server configuration, Kubernetes, CI, CloudFormation, and product configuration models.
How it is used
The dhall executable parses, type-checks, evaluates, and pretty-prints Dhall expressions. In practice users combine it with converters such as dhall-to-json and dhall-to-yaml when a target tool still expects JSON or YAML.
Why package nerds care
Dhall matters to package nerds because it sits at the boundary between programming languages and boring config files. It offers imports, functions, types, normalization, and hashes while intentionally avoiding unrestricted effects and Turing completeness, so package maintainers can ship configuration logic without shipping a general scripting environment.
Timeline
- 2016: dhall 1.0.0 is published on Hackage as a terminating configuration language.
- 2016: dhall-lang/dhall-haskell is created as the Haskell implementation repository.
- 2017: dhall-lang/dhall-lang is created for language documentation and specification material.
- 2026: Official documentation continues to organize Dhall around tutorials, how-tos, references, and production use.
Related projects
- dhall-yaml converts Dhall expressions to and from YAML.
- dhall-json provides JSON conversion tooling.
- dhall-lang/dhall-lang hosts the language documentation and specification material.
Sources
- https://hackage.haskell.org/package/dhall-1.0.0
- https://hackage.haskell.org/package/dhall-1.0.0/dhall.cabal
- https://api.github.com/repos/dhall-lang/dhall-haskell
- https://api.github.com/repos/dhall-lang/dhall-lang
- https://docs.dhall-lang.org/discussions/Programmable-configuration-files.html
- https://docs.dhall-lang.org/discussions/Safety-guarantees.html
- https://docs.dhall-lang.org/discussions/Dhall-in-production.html
security posture
Risk level: yellow
generalized runtime or code generation signal.
Risk classifier
yellow risk · medium confidence · runtime
Why
- generalized runtime or code generation signal
Signals
- text:interpreter
Install behavior
- No Homebrew post-install hook is recorded in formula metadata.
- Homebrew bottle metadata is available for 6 platform targets.
- Installs with 1 runtime dependencies.
- Build metadata lists 2 build dependencies.
Recommended review
Before unattended agent use, check whether the tool reads plaintext credentials, writes remote state, publishes artifacts, or shells out to plugins.
executables
Installed executables
| Command | Kind | Exposure | Note |
|---|---|---|---|
dhall | cli | global executable |
freshness
Version and freshness
These signals separate page generation age, package-manager activity, and upstream release comparison. Version lag is warned only when an evidence URL and comparable versions are present.
page generated2026-07-10
manager version1.42.3
manager updated
local dataok
upstreamnot checked
latest detectednot detected
- infoNo package-manager update timestamp was available.low confidence
- infoRelease/tag comparison is only available for GitHub repositories.https://dhall-lang.org/none confidence
install metadata
Package metadata
| Package key | brew:dhall |
|---|---|
| Version | 1.42.3 |
| Package manager | Homebrew |
| Package manager page | https://formulae.brew.sh/formula/dhall |
| Homepage | https://dhall-lang.org/ |
| Repository | https://github.com/dhall-lang/dhall-haskell |
| Upstream docs | https://dhall-lang.org/ |
| License | BSD-3-Clause |
| Source archive | https://hackage.haskell.org/package/dhall-1.42.3/dhall-1.42.3.tar.gz |
| Dependencies | gmp |
| Build dependencies | cabal-install, ghc |
| Uses from macOS | libffi, ncurses |
| Bottle | available (on arm64_linux, arm64_sequoia, arm64_sonoma, arm64_tahoe, sonoma, x86_64_linux) |
| Homebrew post-install | not defined |
| Service | none declared |
registry facts
Source database details
| Source Database | Homebrew formula API |
|---|---|
| Tap | homebrew/core |
| Full Name | dhall |
| Version Scheme | 0 |
| Revision | 0 |
| Bottle Stable Root URL | https://ghcr.io/v2/homebrew/core |
| Deprecated | no |
| Disabled | no |
| Keg Only | no |
| URL Keys |
|
source database matches
Other package-manager records
Matches are pulled from external package-manager indexes and kept separate from local Automic Vault package links.
Debian apt95%
dhall 1.42.1-1+b1
configuration language guaranteed to terminate
sudo apt install dhall- Section: misc
- Architecture: amd64
- Source Package: haskell-dhall
- 6 dependencies
- normalized package name match
- Matched by: Dhall
Nix95%
dhall
nix profile install nixpkgs#dhall- normalized package name match
- Matched by: Dhall
Ubuntu apt95%
dhall 1.41.2-1
configuration language guaranteed to terminate
sudo apt install dhall- Section: universe/misc
- Architecture: amd64
- Source Package: haskell-dhall
- 5 dependencies
- normalized package name match
- Matched by: Dhall
dnf95%
dhall 1.42.3-1.fc44
A configuration language guaranteed to terminate
https://hackage.haskell.org/package/dhall
sudo dnf install dhall- License: BSD-3-Clause
- Category: Unspecified
- Architecture: x86_64
- Source Package: dhall
- 9 dependencies
- 1 provides
- normalized package name match
- Matched by: Dhall
dnf95%
dhall-common 1.42.3-1.fc44
dhall common files
https://hackage.haskell.org/package/dhall
sudo dnf install dhall-common- License: BSD-3-Clause
- Category: Unspecified
- Architecture: noarch
- Source Package: dhall
- 1 provides
- normalized package name match
- Matched by: Dhall
dnf95%
ghc-dhall 1.42.3-1.fc44
Haskell dhall library
https://hackage.haskell.org/package/dhall
sudo dnf install ghc-dhall- License: BSD-3-Clause
- Category: Unspecified
- Architecture: x86_64
- Source Package: dhall
- 32 dependencies
- 2 provides
- normalized package name match
- Matched by: Dhall
dnf95%
ghc-dhall-devel 1.42.3-1.fc44
Haskell dhall library development files
https://hackage.haskell.org/package/dhall
sudo dnf install ghc-dhall-devel- License: BSD-3-Clause
- Category: Unspecified
- Architecture: x86_64
- Source Package: dhall
- 3 dependencies
- 3 provides
- normalized package name match
- Matched by: Dhall
dnf95%
ghc-dhall-doc 1.42.3-1.fc44
Haskell dhall library documentation
https://hackage.haskell.org/package/dhall
sudo dnf install ghc-dhall-doc- License: BSD-3-Clause
- Category: Unspecified
- Architecture: noarch
- Source Package: dhall
- 1 dependencies
- 1 provides
- normalized package name match
- Matched by: Dhall
dnf95%
ghc-dhall-prof 1.42.3-1.fc44
Haskell dhall profiling library
https://hackage.haskell.org/package/dhall
sudo dnf install ghc-dhall-prof- License: BSD-3-Clause
- Category: Unspecified
- Architecture: x86_64
- Source Package: dhall
- 2 dependencies
- 2 provides
- normalized package name match
- Matched by: Dhall
pacman95%
dhall 1.42.3-81
A configuration language guaranteed to terminate
sudo pacman -S dhall- License: BSD-3-Clause
- Architecture: x86_64
- 32 dependencies
- normalized package name match
- Matched by: Dhall
Scoop95%
main/dhall
scoop install main/dhall- normalized package name match
- Matched by: Dhall
source trail
Generated from repository data
This page is generated by av-web from the private package SQLite artifact built by scripts/generate-pkg-sqlite.py.
Combined YAML source
View the package source record on GitHub.
Used sources
- Geiger risk classifier
- Nucleus package database
- av.db category and tag curation
- cross-ecosystem install command graph
- curated package history
- external package-manager database matches
- package relationship graph
- package version freshness
- package-page enrichment