Apps with 'Extensible by Plugins/Extensions' feature Page 11 of 100

Developed with the Electron framework, ueli is the type of tool that adopts simplicity, leaving out any unnecessary options and configuration settings. It creates an icon in the system tray at startup, where it sits silently throughout its runtime, without disturbing you with...

AI-powered command bar for Windows 10 and 11 centralizes productivity, featuring clipboard privacy, batch image actions, reminders, and advanced AI writing tools.

Shutter is a feature-rich screenshot program for Linux based operating systems. It is free, open-source, and licensed under GPL v3.

Open-source messaging platform with real-time group, direct, and private chats, file sharing, video conferencing, custom integrations, and self-hosting.

Modern launcher for macOS offering Fuzzy, Leader, Text, and Talk modes, built natively in Swift, supporting extensions, with free and full one-time unlock options.

Ruffle is a Flash Player emulator written in Rust. Ruffle runs natively on all modern operating systems as a standalone application, and on all modern browsers through the use of WebAssembly. Leveraging the safety of the modern browser sandbox and the memory safety guarantees of...

Native macOS and Linux code editor with syntax highlighting, plugin support, advanced search, split view, macro recording, and full feature parity with the Windows version.

CasaOS is an open-source Home Cloud system based on the Docker ecosystem and designed for home scenarios. It is committed to building the world's most simple, easy-to-use, and elegant Home Cloud system.

Euro-Office is a self-hostable document server — documents, spreadsheets, presentations, and PDFs — designed to integrate with a platform such as Nextcloud.

Joomla is an award-winning content management system (CMS), which enables you to build web sites and powerful online applications. Many aspects, including its ease-of-use and extensibility, have made Joomla the most popular web site software available.

• Ulauncher provides instant search results. It also remembers your previous choices and automatically selects the best option for you.

Local-first computer history for AI agents; screen and audio history stays on the user’s device by default and is searchable through the local API and MCP server.

Code::Blocks is a free C++ IDE built to meet the most demanding needs of its users. It is designed to be very extensible and fully configurable.

Open-source patch transforms editing interface and shortcuts to match Adobe’s design, optimizing workspace and settings for users familiar with Photoshop.

Vector design app for Mac supporting intricate illustrations, SVG conversion, artboards, advanced typography, Auto Trace, and AI-powered background removal.

Org mode is for keeping notes, maintaining TODO lists, planning projects, and authoring documents with a fast and effective plain-text system.

Q-Dir makes your files and folder easy to manage. Fast and easy access, with an amazing Quadro-View (4 panes) technique. You dont have to renounce the usual, Drag and Drop, all Views, and other functions of your system. No!

Kanboard is a free and open source Kanban project management software.

Pure Python library for building interactive command-line interfaces with syntax highlighting, advanced code completion, Vi and Emacs key bindings, and mouse support.

Gnuzilla is the GNU version of the Mozilla suite, and GNU IceCat is the GNU version of the Mozilla Firefox browser. Its main advantage is an ethical one: it is entirely free software.

Base is a full-featured desktop database front end, designed to meet the needs of a broad array of users, for all kinds of usages, such as keeping track of collections of objects,maintaining customer information databases,maintaining student grade and curriculum...

Universal Media Server is a media server capable of serving videos, audio and images to any DLNA-capable device. It supports any device capable of DLNA and runs on all major operating systems: Windows, OS X and Linux.

Fluent Search is a fast and easy-to-use search application that lets you search for running applications, browser tabs, bookmarks, files, and more. Unlike Windows Start Menu, Fluent Search focuses on continuing existing work, it let you jump easily between running application...

Privacy-first AI agent automates web and app workflows locally, installs in seconds, includes browser automation, self-coding skills, and works fully offline with direct API access.

Free software mixing console for Mac and Windows — captures system or per-app audio and routes it to up to 16 stereo outputs, with per-channel EQ, RTA + Auto-EQ, DriveRack-style crossover/align, feedback destroyer, CLAP plugins and recallable presets.