# Install scheme48

Scheme byte-code interpreter. Version 1.9.3 via Homebrew; verified from local package data.

## Install

```sh
sudo av install brew:scheme48
```

Additional install commands:

### macOS

- Homebrew (100%):

```sh
brew install scheme48
```

  Evidence: local Homebrew formula metadata

- MacPorts (94%):

```sh
sudo port install scheme48
```

  Evidence: MacPorts ports tree: lang/scheme48/Portfile from https://api.github.com/repos/macports/macports-ports/git/trees/master?recursive=1

### Linux

- Debian apt (92%):

```sh
sudo apt install cmuscheme48-el
```

  Evidence: Debian stable package indexes: cmuscheme48-el from https://deb.debian.org/debian/dists/stable/main/binary-amd64/Packages.xz

- Nix (92%):

```sh
nix profile install nixpkgs#scheme48
```

  Evidence: nixpkgs package indexes: pkgs/by-name/sc/scheme48/package.nix from https://api.github.com/repos/NixOS/nixpkgs/git/trees/master?recursive=1

- zypper (92%):

```sh
sudo zypper install emacs-scheme48
```

  Evidence: openSUSE Tumbleweed package metadata: emacs-scheme48 from https://download.opensuse.org/tumbleweed/repo/oss/repodata/155b97171d05e27afd950b6fe0d55513ff38f4597110664535bceedc680bbe6fd459f0733718dcc21dcf0efc7c8250fd1390c73d4790b42e62fb2c16a87242e5-primary.xml.zst

## Package Facts

- **Package key:** brew:scheme48
- **Package manager:** Homebrew
- **Package manager URL:** <https://formulae.brew.sh/formula/scheme48>
- **Version:** 1.9.3
- **Source summary:** Scheme byte-code interpreter
- **Homepage:** <https://www.s48.org/>
- **Repository:** <https://codeberg.org/s48/scheme48>
- **Upstream docs:** <https://s48.org/>
- **License:** BSD-3-Clause
- **Source archive:** <https://s48.org/1.9.3/scheme48-1.9.3.tgz>
- **Generated:** 2026-06-10T07:18:26+00:00

## Executables

- scheme-srfi-7 (cli)
- scheme48 (cli)
- scheme48-config (cli)
- scheme-srfi-7 (alias)
- scheme48 (alias)
- scheme48-config (alias)

## Install Behavior

- Post-install hook: not defined
- Bottle: available on arm64_linux, arm64_sequoia, arm64_sonoma, arm64_tahoe, arm64_ventura, sonoma, ventura, x86_64_linux

## Freshness

- Page generated: 2026-06-10
- Package-manager version: 1.9.3
- Local data status: ok
- Upstream repository: https://www.s48.org/
- info: No package-manager update timestamp was available.
- info: Release/tag comparison is only available for GitHub repositories.

## セキュリティノート

generalized runtime or code generation signal.

- **Geiger risk:** yellow / medium
- generalized runtime or code generation signal

## Source Database Details

- **Source Database:** Homebrew formula API
- **Tap:** homebrew/core
- **Full Name:** scheme48
- **Version Scheme:** 0
- **Revision:** 0
- **Conflicts With:** gambit-scheme
- **Bottle Stable Root URL:** <https://ghcr.io/v2/homebrew/core>
- **Deprecated:** no
- **Disabled:** no
- **Keg Only:** no
- **URL Keys:** stable

## Other Package-Manager Records

- Debian apt - cmuscheme48-el - 1.9.2-4: normalized package name match | Debian stable package indexes: cmuscheme48-el from https://deb.debian.org/debian/dists/stable/main/binary-amd64/Packages.xz | Emacs mode specialized for Scheme48 | https://s48.org/
- Debian apt - scheme48 - 1.9.2-4: normalized package name match | Debian stable package indexes: scheme48 from https://deb.debian.org/debian/dists/stable/main/binary-amd64/Packages.xz | simple, modular, and lightweight Scheme implementation | https://s48.org/
- Debian apt - scheme48-doc - 1.9.2-4: normalized package name match | Debian stable package indexes: scheme48-doc from https://deb.debian.org/debian/dists/stable/main/binary-amd64/Packages.xz | Documentation for the Scheme48 implementation of Scheme | https://s48.org/
- Nix - scheme48: normalized package name match | nixpkgs package indexes: pkgs/by-name/sc/scheme48/package.nix from https://api.github.com/repos/NixOS/nixpkgs/git/trees/master?recursive=1
- Ubuntu apt - cmuscheme48-el - 1.9.2-2: normalized package name match | Ubuntu 24.04 LTS package indexes: cmuscheme48-el from https://archive.ubuntu.com/ubuntu/dists/noble/universe/binary-amd64/Packages.gz | Emacs mode specialized for Scheme48 | https://s48.org/
- Ubuntu apt - scheme48 - 1.9.2-2: normalized package name match | Ubuntu 24.04 LTS package indexes: scheme48 from https://archive.ubuntu.com/ubuntu/dists/noble/universe/binary-amd64/Packages.gz | simple, modular, and lightweight Scheme implementation | https://s48.org/
- Ubuntu apt - scheme48-doc - 1.9.2-2: normalized package name match | Ubuntu 24.04 LTS package indexes: scheme48-doc from https://archive.ubuntu.com/ubuntu/dists/noble/universe/binary-amd64/Packages.gz | Documentation for the Scheme48 implementation of Scheme | https://s48.org/
- zypper - emacs-scheme48 - 1.9.3-1.6: normalized package name match | openSUSE Tumbleweed package metadata: emacs-scheme48 from https://download.opensuse.org/tumbleweed/repo/oss/repodata/155b97171d05e27afd950b6fe0d55513ff38f4597110664535bceedc680bbe6fd459f0733718dcc21dcf0efc7c8250fd1390c73d4790b42e62fb2c16a87242e5-primary.xml.zst | CMUScheme48 emacs mode | https://www.s48.org/
- zypper - scheme48 - 1.9.3-1.6: normalized package name match | openSUSE Tumbleweed package metadata: scheme48 from https://download.opensuse.org/tumbleweed/repo/oss/repodata/155b97171d05e27afd950b6fe0d55513ff38f4597110664535bceedc680bbe6fd459f0733718dcc21dcf0efc7c8250fd1390c73d4790b42e62fb2c16a87242e5-primary.xml.zst | An implementation of Scheme written by Richard Kelsey and Jonathan Rees | https://www.s48.org/
- zypper - scheme48-devel - 1.9.3-1.6: normalized package name match | openSUSE Tumbleweed package metadata: scheme48-devel from https://download.opensuse.org/tumbleweed/repo/oss/repodata/155b97171d05e27afd950b6fe0d55513ff38f4597110664535bceedc680bbe6fd459f0733718dcc21dcf0efc7c8250fd1390c73d4790b42e62fb2c16a87242e5-primary.xml.zst | Virtual Machine for Scheme48 | https://www.s48.org/
- zypper - scheme48-doc - 1.9.3-1.6: normalized package name match | openSUSE Tumbleweed package metadata: scheme48-doc from https://download.opensuse.org/tumbleweed/repo/oss/repodata/155b97171d05e27afd950b6fe0d55513ff38f4597110664535bceedc680bbe6fd459f0733718dcc21dcf0efc7c8250fd1390c73d4790b42e62fb2c16a87242e5-primary.xml.zst | Documentation for Scheme48 | https://www.s48.org/
- zypper - scheme48-prescheme - 1.9.3-1.6: normalized package name match | openSUSE Tumbleweed package metadata: scheme48-prescheme from https://download.opensuse.org/tumbleweed/repo/oss/repodata/155b97171d05e27afd950b6fe0d55513ff38f4597110664535bceedc680bbe6fd459f0733718dcc21dcf0efc7c8250fd1390c73d4790b42e62fb2c16a87242e5-primary.xml.zst | PreScheme compiler | https://www.s48.org/
- zypper - scheme48-vm - 1.9.3-1.6: normalized package name match | openSUSE Tumbleweed package metadata: scheme48-vm from https://download.opensuse.org/tumbleweed/repo/oss/repodata/155b97171d05e27afd950b6fe0d55513ff38f4597110664535bceedc680bbe6fd459f0733718dcc21dcf0efc7c8250fd1390c73d4790b42e62fb2c16a87242e5-primary.xml.zst | Virtual Machine for Scheme48 | https://www.s48.org/
- MacPorts - scheme48: normalized package name match | MacPorts ports tree: lang/scheme48/Portfile from https://api.github.com/repos/macports/macports-ports/git/trees/master?recursive=1


## Related Links

- [Secret-risk packages](https://www.automicvault.com/ja/pkg/secret-risk-packages/) - Has protected-tool coverage, approval-gate, or non-low Geiger security signals.
- [Terminal utility packages](https://www.automicvault.com/ja/pkg/terminal-utilities/) - Matched terminal and command-line workflow metadata.
- [Language runtime packages](https://www.automicvault.com/ja/pkg/language-runtime-packages/) - Matched language runtime, compiler, or interpreter metadata.
- [Networking and protocol packages](https://www.automicvault.com/ja/pkg/networking-protocol-tools/) - Matched network, protocol, or remote-service metadata.
- [mit-scheme](https://www.automicvault.com/ja/pkg/brew/mit-scheme/) - Shares av.db curated category or tags: cli, interpreter, language-runtime, lisp, runtime.
- [gauche](https://www.automicvault.com/ja/pkg/brew/gauche/) - Shares av.db curated category or tags: cli, interpreter, language-runtime, runtime, scheme.
- [chicken](https://www.automicvault.com/ja/pkg/brew/chicken/) - Shares av.db curated category or tags: cli, interpreter, language-runtime, runtime, scheme.
- [minimal-racket](https://www.automicvault.com/ja/pkg/brew/minimal-racket/) - Shares av.db curated category or tags: cli, language-runtime, lisp, runtime, scheme.
- [gerbil-scheme](https://www.automicvault.com/ja/pkg/brew/gerbil-scheme/) - Shares av.db curated category or tags: cli, interpreter, language-runtime, lisp, scheme.
- [guile](https://www.automicvault.com/ja/pkg/brew/guile/) - Shares av.db curated category or tags: cli, interpreter, language-runtime, scheme.
- [chibi-scheme](https://www.automicvault.com/ja/pkg/brew/chibi-scheme/) - Shares av.db curated category or tags: cli, interpreter, language-runtime, scheme.
- [gambit-scheme](https://www.automicvault.com/ja/pkg/brew/gambit-scheme/) - Shares av.db curated category or tags: cli, interpreter, language-runtime, scheme.

## Sources

- Nucleus package database
- Geiger risk classifier
- package-page enrichment
- package version freshness
- av.db category and tag curation
- package relationship graph
- external package-manager database matches
- cross-ecosystem install command graph