Geany is a powerful, stable and lightweight programmer's text editor that provides tons of useful features without bogging down your workflow.
- Code Editor
- Free • Open Source
- Mac
- Windows
- Linux
- BSD
- Snapcraft
- Flathub
- PortableApps.com
- Flatpak
- Haiku

Browse 332 PortableApps.com Software on AlternativeTo including popular Open Source options.
Geany is a powerful, stable and lightweight programmer's text editor that provides tons of useful features without bogging down your workflow.

Mumble was the first and is the most successful and wide spread free and open source software for VoIP. It was the first VoIP software to provide low-latency audio suitable for gaming, and at the same time was a pioneer in high audio quality.

Open-source DTP tool with flexible layouts, typesetting, CMYK support, and interactive PDFs, ideal for creating newspapers and brochures.

SMPlayer intends to be a complete front-end for MPlayer, from basic features like playing videos, DVDs, and VCDs to more advanced features like support for MPlayer filters and more. SMPlayer remembers the settings of all files you play.

Retrieve lost files from your PC, recycle bin, or portable devices with a free and user-friendly tool offering deep scans and secure overwrites.


Completely free web server tool with Apache, MariaDB, PHP, and Perl. Ideal for developing and testing websites locally on Windows, Linux, macOS.

Apache OpenOffice is a leading open-source office suite that offers free applications for word processing, spreadsheet, presentations, graphics, databases and more. All data is stored in an open standard format, though Open Office can also read and write files from other common...

Draw lets you produce anything from a quick sketch to a complex plan, and gives you the means to communicate with graphics and diagrams. With a maximum page size of 300cm by 300cm, Draw is a an excellent package for producing technical drawings, general posters, and much else.

Accelerates downloads by splitting files, supports dark mode, controls traffic, enhances speed, organizes downloads, and is ad-free.

WinCDEmu is an open-source CD/DVD/BD emulator - a tool that allows you to mount optical disc images by simply clicking on them in Windows Explorer. If you have downloaded an ISO image and want to use it without burning it to a blank disc, WinCDEmu is the easiest way to do it.

Efficient tool for measuring HDD and SSD performance through sequential and random read/write speed tests, featuring a user-friendly interface.

Free, open-source note-taking with rich text, cross-platform support, syntax highlighting, embedded files, and customizable interface.

Evince (or GNOME Document Viewer) is a document viewer for multiple document formats: PDF, Postscript, djvu, tiff, dvi, XPS, SyncTex support with gedit, comics books (cbr,cbz,cb7 and cbt) and others. See Supported Document Formats for details.

Stellarium is a free open source planetarium for your computer. It shows a realistic sky in 3D, just like what you see with the naked eye, binoculars or a telescope.

Pencil is a standalone app that lets you create diagrams or UI mockups. It doesn't have collaboration/multi-user features.

An efficient PDF viewer and editor with advanced features like direct content editing, OCR by ABBYY, form filling, annotation, and offline access.

MyPaint is a fast, distraction-free, and easy painting tool for digital artists. It supports graphics tablets made by Wacom, and many similar devices.

Create, notate, and playback music with free, open-source software for Windows, Mac, and Linux supporting MIDI, MusicXML, PDF export, and community sharing.

SpeedCrunch is a free, fast, high precision open source algebraic calculator with an intuitive interface and many features, such as variables, syntax highlighting, functions, persistent input history & more.

Autoruns shows you what programs are configured to run during system bootup or login, and shows you the entries in the order Windows processes them. These programs include ones in your startup folder, Run, RunOnce, and other Registry keys.

Flexible accounting software for personal and small business use, GnuCash is freely available under the GNU GPL, supporting multiple OS and financial tasks.

Listary is a revolutionary search utility for Windows that makes finding your files and launching applications blazing fast, for casual and power users alike!.

Powerful cross-platform raw photo processing software offering advanced user control over demosaicing and development. Supports HDR DNGs and image formats.

Analyze disk space usage with in-depth insights and interactive visualizations across local and network drives, including mobile devices.
