Mozilla Thunderbird is a fully featured, very functional, secure email client and RSS feed reader, created by Mozilla. It offers a pretty and streamlined interface to a very powerful email package and lets you handle mail efficiently and with style, and Thunderbird filters away junk mail too. Thunderbird is a sophisticated and very well integrated Bayesian spam filter knocks out most junk mail (after some training). Combine these two aspects of Thunderbird, and you get a sensible feature that automatically sanitizes (potentially dangerous) HTML code and turns off remote images for spam or anything else – worms, viruses – you classify as bad mail. Though not perfect, a scam sensor detects tactics commonly used to fool users.

YouTube Downloader allows you to download videos from YouTube, including HD and HQ videos, Facebook, Vevo, and dozens of other video sites and convert them to other video formats. The program is easy to use--just specify the URL for the video you want to download and click the Download button. The program also allows you to convert downloaded videos for iPod, iPhone, PSP, Cell Phone, Windows Media, XVid and MP3, or play video that you have previously downloaded or converted.

Opera is a fast and free alternative web browser, that includes tabbed browsing, pop-up blocking, integrated searches. Opera web browser is based on Chromium and Blink (the rendering engine used by Chromium). It has come up with bigger guns to enter the race for the most popular web browser, as the current leading role is played between Google Chrome, Firefox and Internet Explorer. The web browser has one intuitive, powerful location for searching and navigating the web. Search using multiple providers and view site suggestions as you type. The Discover feature gives you top-quality news and entertainment from around the globe. Opera also has the advanced functions such as Opera Mail program, the lightweight, customizable mail client that refines your email experience.

Mozilla Thunderbird is a fully featured, very functional, secure email client and RSS feed reader, created by Mozilla. It offers a pretty and streamlined interface to a very powerful email package and lets you handle mail efficiently and with style, and Thunderbird filters away junk mail too. Thunderbird is a sophisticated and very well integrated Bayesian spam filter knocks out most junk mail (after some training). Combine these two aspects of Thunderbird, and you get a sensible feature that automatically sanitizes (potentially dangerous) HTML code and turns off remote images for spam or anything else – worms, viruses – you classify as bad mail. Though not perfect, a scam sensor detects tactics commonly used to fool users.

OpenstreetMap Downloader is a tool that can automatically download the OpenstreetMap images to your PC. It can download the small tiles and save them to your hard disk, including the normal, transpot and cycle layers, opensea map, opensnow map, etc.

Google Maps Terrain Downloader is a tool that can automatically download the Google terrain maps images to your PC. The maps types include terrain maps, terrain maps with roads, terrain maps without roads, terrain maps without labels, terrain maps for China, etc.

Google Hybrid Maps Downloader is a tool that can automatically download the Google hybrid maps images. The maps types include google hybrid maps with English, with local language, without POI, without roads, google hybrid maps for China, etc.