OpenShot video editor is one free film editing software available for many different operating systems, including Windows, Mac, and Linux. It will not be as good as paid software, but it is a good starting software for amateur editors.
I don't believe so although GIMP is a free image editor GNU Image Manipulation Program, most linux various are distros or distribution
The source of the Linux kernel, as well as most programs that run on it, is publicly available. You can edit the source with any text editor, although you may prefer one with syntax highlighting. The configuration files necessary to actually operate Linux are also editable with a standard text editor.
There are a variety of different Linux software downloads available for download. One can download basic Linux for free from sites such as Download Linux Free and Softonic.
Scribus Linux Office Suite: OpenOffice [Free] Linux Office Suite: GNOME-Office [Free] Linux Office Suite: KOffice [Free] Linux Office Suite: SiagOffice [Free] Linux Office Suite: StarOffice
Linux and BSD are both excellent and available free of charge.
Linux
linux
There are many free PHP editors available online. You can check out the Free PHP Editor website, or download "Davor's PHP Editor". If you need one for Mac OSX, try Netbeans.
Ubuntu Linux.
Linux and the many variations based on Linux (Ubuntu, Mint, to name but two) are aimed at any one who wishes to use it, and is available for free.
There are several online websites which offer a free audio editor. CNET, Free Audio Editor, Audacity, Wavepad Sound Editor, Power Sound Editor and Wavosaur all offer free audio editors.
Red Hat Enterprise Linux - produced by Red Hat SUSE Linux Enterprise Server - produced by Novell Ubuntu (available free of charge, but has paid support available) - produced by Canonical.