# Installer cafeobj avec Homebrew, apt

Consultez les chemins d'installation, exécutables, métadonnées et notes de sécurité de cafeobj pour les workflows d'agents IA.

## installation

```sh
sudo av install brew:cafeobj
```

Commandes d'installation supplémentaires:

### macOS

- Homebrew (100%):

```sh
brew install cafeobj
```

  Preuve: local Homebrew formula metadata

### Linux

- Ubuntu apt (92%):

```sh
sudo apt install cafeobj
```

  Preuve: Ubuntu 24.04 LTS package indexes: cafeobj from https://archive.ubuntu.com/ubuntu/dists/noble/universe/binary-amd64/Packages.gz

## Faits du paquet

- **Clé du paquet:** brew:cafeobj
- **Gestionnaire de paquets:** Homebrew
- **Version:** 1.6.2
- **Résumé source:** New generation algebraic specification and programming language
- **Page d'accueil:** <https://cafeobj.org/>
- **Dépôt:** <https://github.com/CafeOBJ/cafeobj>
- **Dernière mise à jour:** 2026-07-29T08:54:41+01:00
- **Généré:** 2026-08-03T19:37:03+00:00

## exécutables

- cafeobj (alias)

## Comportement d'installation

- Bouteille: non disponible

## Version et fraîcheur

- page générée: 2026-08-03
- version du gestionnaire: 1.6.2
## Historique du projet et usages

CafeOBJ is an algebraic specification and programming language used in formal-methods work, theorem-style verification, and executable specifications.

### Historique du projet

The official interpreter README identifies CafeOBJ as a new-generation algebraic specification and programming language and as a direct successor of OBJ. It inherits OBJ features such as mixfix syntax, subtyping, module composition, parameterized modules, views, and module expressions, while adding rewriting logic, hidden algebra, and combinations of those paradigms.

The open interpreter source is maintained in Common Lisp and can be built with Allegro CL, SBCL, or CLISP. The GitHub repository was created in 2017, while the README for version 1.6.0 is dated 2020-01-20 and the repository carries later 1.6.x tags.

### Historique d'adoption

CafeOBJ's adoption is specialized: it lives in the formal specification and verification community rather than mainstream application development. Packaging in Homebrew and Ubuntu makes it easier for researchers, students, and toolchain curators to install the interpreter without manually building a Lisp system.

### Modes d'utilisation

Users write formal specifications, load them into the CafeOBJ processor, reduce terms, inspect modules, and construct proof scores. The official introductory material walks beginners from describing specifications to verification using simple natural-number examples.

### Pourquoi les passionnés de paquets s'y intéressent

CafeOBJ matters to package-history nerds because it is one of the long-tail formal-methods languages that package managers preserve alongside mainstream compilers. Its Homebrew formula keeps a Common Lisp-based research language installable on modern developer machines.

### Chronologie

- 2017: Public CafeOBJ interpreter repository created on GitHub.
- 2020: README marks CafeOBJ interpreter version 1.6.0 dated 2020-01-20.
- 2020s: 1.6.x tags continue the interpreter line.
- Present: Homebrew and Ubuntu package the interpreter for easier installation.

### Related projects

- OBJ is the direct predecessor named by the official CafeOBJ README.
- CafeOBJ sits near other algebraic specification and rewriting-logic tools, but its official documentation frames its own lineage through OBJ, rewriting logic, hidden algebra, and proof scores.

### Sources

- <https://api.github.com/repos/CafeOBJ/cafeobj>
- <https://api.github.com/repos/CafeOBJ/cafeobj/tags>
- <https://cafeobj.org/files/manual.pdf>
- <https://cafeobj.org/intro/en/index.html>
- <https://github.com/CafeOBJ/cafeobj#readme>


## Notes de sécurité

generalized runtime or code generation signal.

- **Risque Geiger:** yellow / moyen
- generalized runtime or code generation signal

## Autres enregistrements de gestionnaires de paquets

- Ubuntu apt - cafeobj - 1.6.0-2build1: normalized package name match | Ubuntu 24.04 LTS package indexes: cafeobj from https://archive.ubuntu.com/ubuntu/dists/noble/universe/binary-amd64/Packages.gz | new generation algebraic specification and programming language | http://cafeobj.org/
- Ubuntu apt - cafeobj-mode - 1.6.0-2build1: normalized package name match | Ubuntu 24.04 LTS package indexes: cafeobj-mode from https://archive.ubuntu.com/ubuntu/dists/noble/universe/binary-amd64/Packages.gz | Emacs major mode for editing CafeOBJ source code | http://cafeobj.org/


## Combined YAML source

View the package source record on GitHub. [combined/cafeobj.yml](https://github.com/mxcl/pkgdb/blob/main/combined/cafeobj.yml)


## Sources

- pkg.so package database
- Geiger risk classifier
- curated package history
- pkgdb category and tag curation
- external package-manager database matches
- cross-ecosystem install command graph