Recommended free software
Microsoft Windows
Audio/Video
- Audacity
- Audio editor and recorder.
Internet/Mail
- BlueGriffon
- HTML-editor.
- Firefox
- Webbrowser.
- Thunderbird
- Nice emailclient.
Office
- Artweaver
- Creative painting.
- Foxit Reader
- Small fast PDF-reader, very nice.
- Gimp
- Image editor with support for layers.
- Inkscape
- Vector graphics.
- IrfanView
- Manipulate, convert and view pictures.
- LibreOffice
- Office suite based on OpenOffice.
- MiKTeX
- TeX for Windows.
- PDFCreator
- Create PDF-files.
- PrimoPDF
- Another free PDF-creator.
- Scribus
- Libre Desktop Publishing.
Programming
- ConTEXT
- Programmers editor.
- Cygwin
- Unix-like environment, C/C++, X-server, ...
- Eclipse
- Developer environment (C/C++, Java, PHP, Ruby).
- Emacs
- Programmers editor.
- NetBeans
- Developer environment (C/C++, Java, PHP, Ruby).
- SourceTree
- Git & Mercurial client.
- WinMerge
- Visual differencing and merging of text files.
Scientific
- Octave
- Free Matlab clone.
- R
- Free S clone (statistical computing)
- Scilab
- A scientific software package for numerical computations.
- SciPy
- A Python-based ecosystem of open-source software for mathematics, science, and engineering.
Utilities
- 7-zip
- Winzip alternative.
- Bitvise
- SSH client.
- CD Burner XP
- CD/DVD burner software.
- FileZilla
- SSH file transfer.
- Forticlient
- Antivirus and Webfilter.
- MobaXterm
- SSH client with integrated X-server.
- Putty
- SSH login-client.
- VcXsrv
- X-server.
- VirtualBox
- Run virtual machines.
- WinCDEmu
- Mount disc images.
- WinSCP
- SSH file transfer.
Apple macOS
Audio/Video
- Audacity
- Audio editor and recorder.
Internet/Mail
- BlueGriffon
- HTML-editor.
- Firefox
- Webbrowser.
- Thunderbird
- Nice emailclient.
Office
- Gimp
- Image editor with support for layers.
- Inkscape
- Vector graphics.
- LibreOffice
- Office suite based on OpenOffice.
- MacTeX
- TeX for macOS.
- Scribus
- Libre Desktop Publishing.
Programming
- Aquamacs
- Programmers editor (Emacs).
- Eclipse
- Developer environment (C/C++, Java, PHP, Ruby).
- GCC
- GCC with Fortran and OpenMP.
- LLVM
- The compiler intrastructure Xcode is based on.
- NetBeans
- Developer environment (C/C++, Java, PHP, Ruby).
- SourceTree
- Git & Mercurial client.
- Xcode
- Apple:s offical developer environment.
Scientific
- Octave
- Free Matlab clone.
- R
- Free S clone (statistical computing)
- Scilab
- A scientific software package for numerical computations.
- SciPy
- A Python-based ecosystem of open-source software for mathematics, science, and engineering.
Utilities
- Cyberduck
- SSH file transfer.
- FileZilla
- SSH file transfer.
- Forticlient
- Antivirus and Webfilter.
- FUSE for OS X
- Native file handling capabilities via 3rd-party file systems (SSH-filesystem, NTFS, ...)
- Macfusion
- GUI to FUSE.
- VirtualBox
- Run virtual machines.