The tools showed on this page work (at last) with GNU/Linux and are either Freeware or Open Source
GUI are pieces of software enabling you to start renders without even having to know POV-Ray's command line options. The editors let you code your scenes with text coloration of the code.
Pyvon : the description, the official homepage
Povedit : the description, the official homepage
QTPOV Editor : Editor with text coloration and render GUI using the QT library, the official homepage
The modelers showed here let you model entire scenes for POV-Ray.
KPovModeler : the description, the official homepage
TrueVision : the description, the official homepage
Giram : the description, the official homepage
ppModeler : Mesh modeler for POV-Ray (freeware), the official homepage
The specialized modelers make use of a special modeling technic (surface spline, mesh, blob, etc.). Mainly useful to create objects but rarely full scenes.
JPatch : the description, the official homepage
Wings 3D : Mesh modeler written in Erlang, the official homepage , export plugin for POVRAY 3.5
The ground generators let you create objects (mainly height fields but also meshes) having the shape of any ground (moutains, islands, canyons, etc.). The more advanced softwares let you create full landscapes and render them with POV-Ray.
Terraform : Terraform-fr website , Raymond Ostertag's article (for an older version of Terraform) , the official website
3D converters help you convert objects or pictures made out of other 3D packages.
Some 3D packages let you export objects and/or scenes to POV-Ray. As a rule of thumb, these packages have their own render engine and export to POV-Ray is only an option in order to create a CG.
Blender : Blender Café website , The official homepage , POVAnim website (converter to POV-Ray and Megapov's formats)
Moonlight : The Moonlight section on Linuxgraphic.org
These pieces of software can be of use with POV-Ray.
POV-Tree : A Java Tree-generator, the official homepage
Arbaro : Another Java Tree-generator, the official homepage
Usine à gazon : Java software allowing to place grass on a ground (height field), the official homepage in french only