Kazam is a simple screen recording program that will capture the content of your screen and record a video file that can be played by any video player that supports VP8/WebM video format.
墨景
Inkscape is an open-source vector graphics editor similar to Adobe Illustrator, Corel Draw, Freehand, or Xara X.
想象
Imagine is a desktop app for compression of PNG and JPEG, with a modern and friendly UI.
手掣
HandBrake is an open-source video transcoder.
孖子
GIMP is a cross-platform image editor.
匡威
With Converseen you can convert, resize, rotate and flip an infinite number of images with a mouse click.
克洛尔
Gcolor3 enables you to pick the color from any pixel on your screen.
夏諾
The ciano is a multimedia converter for all the format you need.
Stellarium
Stellarium is a free open source planetarium for your computer.
剪輯抓圖
ClipGrab is a free downloader and converter for YouTube, Vimeo, Facebook and many other online video sites.