# Install ddd with Homebrew, apt, dnf, MacPorts, Nix Graphical front-end for command-line debuggers. Version 3.4.1 via Homebrew; verified 2026-06-25. ## Install ```sh sudo av install brew:ddd ``` Additional install commands: ### macOS - Homebrew (100%): ```sh brew install ddd ``` Evidence: local Homebrew formula metadata - MacPorts (94%): ```sh sudo port install ddd ``` Evidence: MacPorts ports tree: devel/ddd/Portfile from https://api.github.com/repos/macports/macports-ports/git/trees/master?recursive=1 ### Linux - Debian apt (92%): ```sh sudo apt install ddd ``` Evidence: Debian stable package indexes: ddd from https://deb.debian.org/debian/dists/stable/main/binary-amd64/Packages.xz - dnf (92%): ```sh sudo dnf install ddd ``` Evidence: Fedora Rawhide package metadata: ddd from https://dl.fedoraproject.org/pub/fedora/linux/development/rawhide/Everything/x86_64/os/repodata/e5ca8ce900cd68f5419e1c39ae517343100b306336cbaeb70a3c153121d95094-primary.xml.zst - Nix (92%): ```sh nix profile install nixpkgs#ddd ``` Evidence: nixpkgs package indexes: pkgs/by-name/dd/ddd/package.nix from https://api.github.com/repos/NixOS/nixpkgs/git/trees/master?recursive=1 ## Package facts - **Package key:** brew:ddd - **Package manager:** Homebrew - **Package manager page:** - **Version:** 3.4.1 - **Source summary:** Graphical front-end for command-line debuggers - **Homepage:** - **Repository:** - **Upstream docs:** - **License:** GPL-3.0-or-later AND GFDL-1.1-no-invariants-or-later AND GFDL-1.3-no-invariants-or-later AND HPND-sell-variant AND MIT-open-group - **Source archive:** - **Last updated:** 2026-06-25T13:37:39+02:00 - **Generated:** 2026-07-08T07:18:31+00:00 ## Executables - ddd (cli) - ddd (alias) ## Dependencies - fontconfig - libice - libsm - libx11 - libxaw - libxext - libxft - libxmu - libxp - libxpm - libxt - openmotif ## Build dependencies - gnu-sed ## Uses from macOS - ncurses ## Install behavior - Post-install hook: not defined - Bottle: available on arm64_linux, arm64_monterey, arm64_sequoia, arm64_sonoma, arm64_tahoe, arm64_ventura, monterey, sonoma, ventura, x86_64_linux ## Freshness - Page generated: 2026-07-08 - Package-manager version: 3.4.1 - Package-manager updated: 2026-06-25 - Local data: ok - Upstream repository: https://www.gnu.org/software/ddd/ - info: Release/tag comparison is only available for GitHub repositories. ## Project history and usage GNU DDD, the Data Display Debugger, is a graphical front end for command-line debuggers. Its package identity is tied to the classic Unix debugging stack: Motif/X11 UI, GDB underneath, and a visual data display for inspecting structures as graphs. ### Project history DDD grew out of 1990s work on graphical debugging interfaces for Unix debuggers and became part of the GNU Project. The GNU manual describes it as a front end to GDB and other inferior debuggers, while the official DDD paper emphasized graphical data display as its distinctive contribution over a plain source-level debugger UI. ### Adoption history For many years DDD was packaged by Unix and Linux distributions as the familiar GUI companion to GDB, DBX, XDB, and similar debuggers. The project had a long stable period around the 3.3.x line, with GNU's news page announcing 3.3.12 in 2009, and later documentation and homepage updates describing the 3.4 series. ### How it is used Package users typically install DDD when they want a graphical debugging session without moving to an IDE: breakpoints, watchpoints, call stacks, source display, and graph-style inspection of data structures while GDB or another debugger runs underneath. ### Why package nerds care DDD is notable because it packages an older but still recognizable Unix GUI workflow: X11, Motif, GNU debugger tooling, and persistent per-user sessions. It is a reminder that command-line developer tools often acquired graphical front ends long before IDEs became the default package consumers. ### Timeline - 1995: Official DDD paper describes the graphical data display approach. - 2009: DDD 3.3.12 announced on the GNU DDD news page. - 2023: GNU manual first edition updated for DDD 3.4.0. - 2026: GNU homepage lists the 3.4 series as the current stable line. ### Related projects - GDB and CUDA-GDB are the primary debuggers named by the current GNU DDD homepage. - DBX, XDB, Bash, Python, Perl, and GNU Make debuggers are part of DDD's broader historical debugger-front-end role. - KDbg and IDE debuggers occupy adjacent graphical-debugger territory. ### Sources - - - - - ## Security Notes escape, surveillance, or offensive capability signal. - **Geiger risk:** red / medium - escape, surveillance, or offensive capability signal ## Configuration and credential file locations These source-backed paths show where this package keeps local settings or durable credentials. Automic Vault can use them as review targets for secret scanning, migration, and command approval. ## Configuration files - Unix: ~/.ddd/init, ~/.ddd/sessions//init ## Source Database Details - **Source Database:** Homebrew formula API - **Tap:** homebrew/core - **Full Name:** ddd - **Version Scheme:** 0 - **Revision:** 0 - **Bottle Stable Root URL:** - **Deprecated:** no - **Disabled:** no - **Keg Only:** no - **URL Keys:** stable ## Other Package-Manager Records - Debian apt - ddd - 1:3.3.12-5.4+b1: normalized package name match | Debian stable package indexes: ddd from https://deb.debian.org/debian/dists/stable/main/binary-amd64/Packages.xz | Data Display Debugger, a graphical debugger frontend | http://www.gnu.org/software/ddd/ - Debian apt - ddd-doc - 1:3.3.12-5.4: normalized package name match | Debian stable package indexes: ddd-doc from https://deb.debian.org/debian/dists/stable/main/binary-amd64/Packages.xz | Additional documentation for the Data Display Debugger | http://www.gnu.org/software/ddd/ - Nix - ddd: normalized package name match | nixpkgs package indexes: pkgs/by-name/dd/ddd/package.nix from https://api.github.com/repos/NixOS/nixpkgs/git/trees/master?recursive=1 - Ubuntu apt - ddd - 1:3.3.12-5.4build2: normalized package name match | Ubuntu 24.04 LTS package indexes: ddd from https://archive.ubuntu.com/ubuntu/dists/noble/universe/binary-amd64/Packages.gz | Data Display Debugger, a graphical debugger frontend | http://www.gnu.org/software/ddd/ - Ubuntu apt - ddd-doc - 1:3.3.12-5.4build2: normalized package name match | Ubuntu 24.04 LTS package indexes: ddd-doc from https://archive.ubuntu.com/ubuntu/dists/noble/universe/binary-amd64/Packages.gz | Additional documentation for the Data Display Debugger | http://www.gnu.org/software/ddd/ - dnf - ddd - 3.4.1-7.fc44: normalized package name match | Fedora Rawhide package metadata: ddd from https://dl.fedoraproject.org/pub/fedora/linux/development/rawhide/Everything/x86_64/os/repodata/e5ca8ce900cd68f5419e1c39ae517343100b306336cbaeb70a3c153121d95094-primary.xml.zst | GUI for several command-line debuggers | http://www.gnu.org/software/ddd/ - MacPorts - ddd: normalized package name match | MacPorts ports tree: devel/ddd/Portfile from https://api.github.com/repos/macports/macports-ports/git/trees/master?recursive=1 ## Related links - [Secret-risk packages](https://www.automicvault.com/pkg/secret-risk-packages/) - Has protected-tool coverage, approval-gate, or non-low Geiger security signals. - [Terminal utility packages](https://www.automicvault.com/pkg/terminal-utilities/) - Matched terminal and command-line workflow metadata. - [Text processing packages](https://www.automicvault.com/pkg/text-processing-tools/) - Matched text, document, or structured-data processing metadata. - [Developer build packages](https://www.automicvault.com/pkg/developer-build-tools/) - Matched build, compiler, generator, or developer workflow metadata. - [fontconfig](https://www.automicvault.com/pkg/brew/fontconfig/) - Runtime dependency declared by Homebrew. - [gnu-sed](https://www.automicvault.com/pkg/brew/gnu-sed/) - Build dependency declared by Homebrew. - [gdb](https://www.automicvault.com/pkg/brew/gdb/) - Shares av.db curated category or tags: cli, debugger, debugging, developer-tools, gdb. - [gdbgui](https://www.automicvault.com/pkg/brew/gdbgui/) - Shares av.db curated category or tags: cli, debugger, debugging, developer-tools, frontend. - [delve](https://www.automicvault.com/pkg/brew/delve/) - Shares av.db curated category or tags: cli, debugger, debugging, developer-tools. - [bashdb](https://www.automicvault.com/pkg/brew/bashdb/) - Shares av.db curated category or tags: cli, debugger, debugging, developer-tools. - [cargo-careful](https://www.automicvault.com/pkg/brew/cargo-careful/) - Shares av.db curated category or tags: cli, debugging, developer-tools. - [cdebug](https://www.automicvault.com/pkg/brew/cdebug/) - Shares av.db curated category or tags: cli, debugging, developer-tools. - [chdig](https://www.automicvault.com/pkg/brew/chdig/) - Shares av.db curated category or tags: cli, debugging, developer-tools. - [crash](https://www.automicvault.com/pkg/brew/crash/) - Shares av.db curated category or tags: cli, debugging, developer-tools. - [global](https://www.automicvault.com/pkg/brew/global/) - Local package facts share a topical domain. Shared terms: cli, developer, developer-tools, gnu. - [aarch64-elf-gdb](https://www.automicvault.com/pkg/brew/aarch64-elf-gdb/) - Local package facts share a topical domain. Shared terms: cli, debugger, debuggers, debugging, developer. ## Combined YAML source View the package source record on GitHub. [combined/ddd.yml](https://github.com/automic-vault/db/blob/main/combined/ddd.yml) ## Sources - Nucleus package database - Geiger risk classifier - package-page enrichment - curated configuration and credential file locations - curated package history - package version freshness - av.db category and tag curation - package relationship graph - external package-manager database matches - cross-ecosystem install command graph