Great Downloader easy to use can convert into multiple file formats. Fast and impressive
Video DownloadHelper - Browser extension to download videos from the Web
Mockups Design - Mockups Design is the most leading web-based application that comes with a vast collection of creatively design mockups for all kinds of products and devices.
youtube-dl-gui - A cross platform front-end GUI of the popular youtube-dl written in wxPython.
Mr. Mockup - Mr.
Youtube Video and Audio Downloader - Download YouTube videos in all available formats and extract the original audio files.
Pixeden - Pixeden is an all-in-one premium design and web resources platform that provides high-quality graphic design templates and lots of other files.