Great Downloader easy to use can convert into multiple file formats. Fast and impressive
Video DownloadHelper - Browser extension to download videos from the Web
Free Address Book - In our contact management software you can store fast and easily name, phone numbers, birthdays, address, company name, city, mobile numbers, insurance and loan info, e-mail addresses.
youtube-dl-gui - A cross platform front-end GUI of the popular youtube-dl written in wxPython.
Apple Contacts App - Access and edit your contacts from personal, business, and other accounts with the Contacts app.
Youtube Video and Audio Downloader - Download YouTube videos in all available formats and extract the original audio files.
Google Contacts - Google Contacts is Google's contact management tool that is available in its free email service Gmail, as a standalone service, and as a part of Google's business-oriented suite of web apps Google Apps.