Extensible Softwares and Apps

Discover best Extensible softwares, apps and websites.

Best Extensible Softwares and Apps

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Notepad++

Notepad++

Development Text Editor
Notepad++ is a widely-used free and open-source text and source code editor for Windows. Built on the Scintilla editing component, it offers a rich set of features for programmers, including syntax highlighting for multiple languages, code folding, macro recording, and a tabbed interface for managing multiple files efficiently. Its lightweight design ensures fast performance even with large files.
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Open Source
Free and Open Source
Thunderbird

Thunderbird

Office & Productivity Email Client
Thunderbird is a free, open-source email client developed by the Mozilla Foundation, offering robust features for managing multiple email accounts, integrated chat, and RSS feeds. Known for its extensibility and focus on user privacy and security.
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Open Source
Excellent multi-account management.
Sublime Text

Sublime Text

Development Code Editor
Sublime Text is a sophisticated text editor for code, markup, and prose. It's known for its speed, powerful features, and extensive customization options. With features like multiple cursors, GoTo Anything, and a robust plugin ecosystem, it's a favorite among developers and writers alike for boosting productivity and creating a tailored editing environment.
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Freemium
Exceptional performance and speed
KeePass

KeePass

Security & Privacy Personal Password Manager
KeePass is a free, open-source, and highly secure password manager. It stores your passwords in a strong encrypted database, accessible with a single master password or key file. Offering robust security features and extensive customization options, KeePass is an excellent choice for users prioritizing data privacy and control.
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Open Source
Free and open-source, fostering trust and transparency.
Atom

Atom

Development Code Editor
Atom is a highly customizable and extensible open-source text editor developed by GitHub. Built on Electron, it provides a modern, hackable platform for developers, offering robust features like syntax highlighting, Git integration, and a vast ecosystem of packages to enhance productivity and tailor the editing experience to individual needs.
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Open Source
Highly customizable and extensible through a vast package ec...
Launchy

Launchy

File Management Utility
Launchy is a discontinued yet highly efficient open-source keystroke application launcher for Windows, macOS, and Linux. It allows users to quickly open programs, documents, and perform searches by typing their names, significantly speeding up workflow.
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Open Source
Extremely fast application and file launching.
Redmine

Redmine

Business & Commerce Web Application
Redmine is a robust and flexible open-source project management web application designed to help teams manage projects, track issues, and collaborate effectively. It offers a wide range of features, including multi-project support, Gantt charts, time tracking, and extensive customization options through plugins and themes.
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Open Source
Open-source and free with no licensing costs.
MusicBrainz Picard

MusicBrainz Picard

Audio & Music Desktop Application
MusicBrainz Picard is a leading open-source music tagger that identifies and organizes your digital music collection using acoustic fingerprints and comprehensive metadata from the MusicBrainz database. It offers powerful features like automatic tagging, file renaming, and plugin support to keep your music library clean and accurate.
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Open Source
Highly accurate tagging using acoustic fingerprints and Musi...
TextMate

TextMate

Development Code Editor
TextMate is a robust and feature-rich graphical text editor for macOS, specifically designed for developers. It offers syntax highlighting, powerful macros, bundles for extensibility, and a highly customizable interface to streamline coding workflows.
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Commercial
Highly extensible with the Bundle system for language-specif...
Maxthon Cloud Browser

Maxthon Cloud Browser

Education & Reference Web Browser
Maxthon Cloud Browser is a freeware web browser known for its dual rendering engine (Trident and WebKit) and cloud synchronization capabilities, offering a feature-rich browsing experience with built-in tools like ad blocking, download management, and gesture support.
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Free
Dual rendering engines offer potential for better compatibil...
Shutter

Shutter

Photos & Graphics Utilities
Shutter is a comprehensive screenshot utility specifically designed for Linux systems. It offers robust features for capturing, editing, and sharing screenshots, making it a versatile tool for developers, designers, and everyday users.
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Open Source
Comprehensive capture options including scrolling windows.
Audacious

Audacious

Audio & Music Desktop Application
Audacious is a highly customizable, lightweight audio player designed for discerning listeners who prioritize sound quality and system resource efficiency. Supporting a vast array of audio formats and extensible via a robust plugin system, it offers a classic, skinnable interface for a personalized listening experience.
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Open Source
Extremely lightweight and resource-efficient.
Webmin

Webmin

Network & Admin System Administration
Webmin is a powerful, web-based system administration tool designed for Unix-like systems and Windows. It simplifies common administration tasks through a user-friendly interface, making it accessible for users of various technical levels. It is highly modular and extensible, supporting a wide array of system configurations and services.
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Open Source
Simplifies complex command-line tasks.
Nautilus

Nautilus

File Management File Manager
Nautilus, also known as GNOME Files, is the official file manager for the GNOME desktop environment. It provides a user-friendly interface for managing files and folders, offering features like file preview, search, and network drive support.
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Open Source
User-friendly and intuitive interface.
ProcessWire

ProcessWire

Business & Commerce Websites
ProcessWire is a powerful and flexible open-source CMS and framework for building websites and web applications. Known for its elegant API and developer-friendly architecture, it offers a robust solution for managing content at any scale with emphasis on customization and ease of use.
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Open Source
Highly flexible and customizable content structure.
MobaXterm

MobaXterm

Network & Admin Terminal Emulator
MobaXterm is a versatile, portable terminal for Windows, packing an enhanced X server and a suite of network tools like SSH, RDP, VNC, and Telnet into a single executable. It offers a tabbed interface and includes built-in Unix commands, file transfer capabilities, and session management.
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Freemium
All-in-one tool reducing need for multiple applications.
Tomahawk

Tomahawk

Audio & Music Music Player
Tomahawk is a free and open-source music player that integrates various music sources, including streaming services, local files, and social networks, into a unified library and playback experience. It allows users to discover, play, and share music seamlessly across platforms.
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Open Source
Seamlessly integrates various music sources into one library...
MediaCoder

MediaCoder

Audio & Music Multimedia Converter
MediaCoder is a versatile, free multimedia transcoding software for Windows. It provides extensive control over conversion parameters, supporting a wide range of audio and video formats with optional hardware acceleration built for experienced users and professionals.
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Freemium
Supports a very wide range of audio and video formats and co...
K-Meleon

K-Meleon

Web Browsers Web Browser
K-Meleon is a fast, customizable, and lightweight open-source web browser for Windows. Utilizing the Gecko engine from Firefox, it emphasizes efficiency, user control, and a highly adaptable interface, making it ideal for users prioritizing performance and personalization.
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Open Source
Extremely lightweight and resource-efficient.
cPanel

cPanel

Development Web Hosting Control Panel
cPanel is a leading web hosting control panel designed for Linux servers. It simplifies server management and website hosting through an intuitive graphical interface, offering comprehensive tools for file management, email, databases, domains, and security.
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Commercial
User-friendly graphical interface simplifies server manageme...
QupZilla

QupZilla

Web Browsers Web Browser
QupZilla is a free and open-source web browser designed for general users, emphasizing speed, privacy, and a clean user interface. It leverages the powerful QtWebEngine to deliver a modern browsing experience while remaining lightweight and resource-efficient.
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Open Source
Built-in ad and tracker blocking enhance privacy.
TagSpaces

TagSpaces

Development File Management
TagSpaces is a versatile, open-source application for organizing digital files across multiple platforms using a flexible tagging system. It allows users to manage documents, notes, photos, and more directly on their local storage or synced cloud drives, enhancing discoverability without relying on central databases or proprietary formats. Ideal for individuals seeking robust offline file management and knowledge organization.
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Freemium
Database-free and portable organization via file tagging.
GNU IceCat

GNU IceCat

Web Browsers Web Browser
GNU IceCat is a free software version of the Firefox web browser, distributed by the GNU Project. It focuses on user freedom and privacy by removing proprietary components and incorporating privacy-enhancing features.
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Open Source
Strictly free software, no proprietary components.
KDevelop

KDevelop

Development IDE
KDevelop is a powerful, free, and open-source Integrated Development Environment (IDE) designed for Unix-like systems, Windows, and macOS. It offers a robust set of features for a wide range of programming languages, including C++, Python, PHP, and more, making it a versatile tool for software developers.
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Open Source
Free and Open Source
Rocket.Chat

Rocket.Chat

Office & Productivity Team Communication
Rocket.Chat is a comprehensive free and open-source team communication platform, offering real-time chat, audio/video conferencing, screen sharing, and file sharing. Designed for flexibility, it can be self-hosted on-premises for maximum control and customization, making it ideal for organizations prioritizing data privacy and security.
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Open Source
Open source and free to use.
Nomacs

Nomacs

Photos & Graphics Image Viewer
Nomacs is a fast and lightweight free, open-source image viewer offering a wide array of features for diverse image formats, including RAW and PSD. It provides essential editing tools, batch processing capabilities, and extensibility via plugins, making it more than just a simple viewer.
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Open Source
Excellent support for numerous image formats, including RAW ...
Multi Commander

Multi Commander

File Management File Manager
Multi Commander is a feature-rich, multi-tabbed file manager designed as a powerful alternative to standard Windows Explorer. It provides enhanced file management capabilities, extensive customization options, and supports a wide range of plugins and extensions.
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Free
Efficient dual-pane and multi-tabbed interface
OpenELEC

OpenELEC

Audio & Music Home Theater PC
OpenELEC is a small, fast booting embedded operating system built specifically to turn your computer into a Kodi (XBMC) media center. It focuses on simplicity and minimal configuration for a plug-and-play home theatre experience.
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Open Source
Extremely fast boot times.
MediaPortal

MediaPortal

Audio & Music Media Center
MediaPortal is a versatile, open-source media center software transforming your PC into a complete home theater solution. It enables watching and recording TV, playing videos, music, and DVDs, managing photos, and even accessing online services, all through a user-friendly interface on your TV screen.
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Open Source
Comprehensive TV and recording features.
Radio Tray

Radio Tray

Audio & Music Internet Radio Player
Radio Tray is a lightweight and unobtrusive online radio streaming application designed specifically for Linux users. It resides conveniently in the system tray, providing quick access to your favorite internet radio stations without cluttering your desktop. It supports a variety of stream formats and is built with simplicity and efficiency in mind.
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Open Source
Excellent system tray integration.

Recently Added Extensible Apps and Services

MobaXterm

MobaXterm

Network & Admin Terminal Emulator
MobaXterm is a versatile, portable terminal for Windows, packing an enhanced X server and a suite of network tools like SSH, RDP, VNC, and Telnet into a single executable. It offers a tabbed interface and includes built-in Unix commands, file transfer capabilities, and session management.
more
Freemium
All-in-one tool reducing need for multiple applications.
Notepad++

Notepad++

Development Text Editor
Notepad++ is a widely-used free and open-source text and source code editor for Windows. Built on the Scintilla editing component, it offers a rich set of features for programmers, including syntax highlighting for multiple languages, code folding, macro recording, and a tabbed interface for managing multiple files efficiently. Its lightweight design ensures fast performance even with large files.
more
Open Source
Free and Open Source
FBackup

FBackup

Backup & Sync Backup Software
FBackup is a free backup software for Windows that can back up your important files and folders to local drives, external drives, network locations, and cloud storage services (via plugins). It offers various backup types, scheduling options, and compression features to secure your data.
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Free
Completely free for personal and commercial use.
Marlin

Marlin

File Management File Manager
Marlin is a modern, fast, and feature-rich file manager built with GTK3. It offers a sleek user interface with tabbed browsing, dual pane support, and extensibility through plugins, making file management efficient and customizable.
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Open Source
Fast and responsive GTK3 interface.
Mint

Mint

Network & Admin Web Analytics Software
Mint was a real-time web analytics software known for its elegant interface and extensibility. It provided insights into website traffic as it happened, allowing users to monitor visitor activity in real-time. While discontinued, it was appreciated for its focus on simplicity and the ability to extend its core functionality via plugins.
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Commercial
Real-time data provides immediate insights into website acti...
Form Tools

Form Tools

Development Web Application
Form Tools is a powerful, open-source PHP/MySQL form data management script designed for developers and businesses. It seamlessly integrates with existing web forms to capture, organize, and manage submissions through a user-friendly interface, offering extensive customization and extensibility.
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Open Source
Integrates with any existing HTML form.