wkhtmltopdf - wkhtmltopdf is an open source (LGPL) command line tools to render HTML into PDF and various image...
Unity - The multiplatform game creation tools for everyone.
Web2PDF - Easily convert web pages to a PDF using this web-based online tool.
Godot Engine - Feature-packed 2D and 3D open source game engine.
PDF my URL - PDFmyURL turns any webpage or even complete website into PDF. Use our rest API in PHP, .NET, Ruby, Perl or any other programming language. Or convert webpages or even full websites directly in the browser!
Blender - Blender is the open source, cross platform suite of tools for 3D creation.