Kupfer

Summary

Kupfer is ranked #11 of 40 in app launcher software on Samsung Mobile US Press. It runs on Linux.

Compared on app launcher software

Free plan

Yeskupferlauncher.github.io

Supported platforms

linuxkupferlauncher.github.io

File search

Yeskupferlauncher.github.io

Command launching

Yeskupferlauncher.github.io

Workflow support

Yeskupferlauncher.github.io

Plugin support

Yeskupferlauncher.github.io

Facts

Purpose

Kupfer is an interface for quick access to applications and their documents.kupferlauncher.github.io · 4 Oct 2026

Plugins

Plugins extend Kupfer’s quick access to objects beyond applications.kupferlauncher.github.io · 4 Oct 2026

Keyboard use

Kupfer is keyboard-focused and lets users configure accelerator keys for frequently used actions.kupferlauncher.github.io · 4 Oct 2026

Linux availability

The maker says Kupfer is available in Ubuntu and Debian repositories and in Arch Linux’s community repository.kupferlauncher.github.io · 4 Oct 2026

Source release

The site lists version v321 and a source tarball for download.kupferlauncher.github.io · 4 Oct 2026

License

The project is licensed under GNU General Public License v3 or any later version.github.com · 4 Oct 2026

Runtime requirements

Kupfer requires Python 3.9 or later, GTK 3.22, libkeybinder 0.3.1, Python GObject introspection, D-Bus Python bindings, and python-xdg.github.com · 4 Oct 2026

Plugin dependencies

Some plugins require additional Python modules.github.com · 4 Oct 2026

Running applications

The README says Wnck 3.20 is recommended; without it, Kupfer cannot focus already running applications.github.com · 4 Oct 2026

Session requirement

Normal use requires an active D-Bus session bus, and only one Kupfer instance can run per user at a time.github.com · 4 Oct 2026

Keyboard shortcut dependency

Kupfer can run without Keybinder if the user assigns a window-manager keybinding to the kupfer binary.github.com · 4 Oct 2026

Documentation

The user guide is available as Mallard help pages in the application and on the project website, and it is translatable.github.com · 4 Oct 2026

Intended users

The maker describes using Kupfer to find and launch applications and quickly access their documents.kupferlauncher.github.io · 4 Oct 2026

Extendable

Plugins extend Kupfer’s quick access to objects beyond applications.kupferlauncher.github.io · 4 Oct 2026

Plugin examples

The manual documents Applications, Calculator, Favorites, Notes, Thunar, and Triggers plugins.kupferlauncher.github.io · 4 Oct 2026

Plugin development

Kupfer loads Python extension modules at runtime, with plugins implemented as Python files or packages.kupferlauncher.github.io · 4 Oct 2026

Distribution

The project says Kupfer is available through Ubuntu and Debian repositories and Arch Linux’s community repository.kupferlauncher.github.io · 4 Oct 2026

System requirements

The repository lists Python 3.9 or later, GTK 3.22, libkeybinder 0.3.1, Python GObject introspection bindings, D-Bus Python bindings, and python-xdg as runtime requirements.github.com · 4 Oct 2026

Runtime limit

Normal use requires an active D-Bus session bus, and only one Kupfer instance can be active per user at a time.github.com · 4 Oct 2026

Support and documentation

The site links to a user guide and technical documentation, and lists an IRC channel for discussion.kupferlauncher.github.io · 4 Oct 2026

Latest version

The homepage identifies v321 as the latest version and links to a source tarball.kupferlauncher.github.io · 4 Oct 2026

Where it ranks on Samsung Mobile US Press

• Best App Launcher Software in 2026#11 of 40

Sources

• kupferlauncher.github.io· checked 4 Oct 2026
• github.com/kupferlauncher/kupfer· checked 4 Oct 2026
• kupferlauncher.github.io/help/en/· checked 4 Oct 2026
• kupferlauncher.github.io/Documentation/PluginAPI.html· checked 4 Oct 2026