KMag is a small utility for Linux to magnify a part of the screen. KMag is very useful for people with visual disabilities and for those working in the fields of image analysis, web development etc.

ZoomIt is not available for Linux but there are some alternatives that runs on Linux with similar functionality. The best Linux alternative is KMag, which is both free and Open Source. If that doesn't suit you, our users have ranked more than 25 alternatives to ZoomIt and eight of them are available for Linux so hopefully you can find a suitable replacement. Other interesting Linux alternatives to ZoomIt are Wayscriber, Gromit-MPX, Virtual Magnifying Glass and Magnifiqus.
KMag is a small utility for Linux to magnify a part of the screen. KMag is very useful for people with visual disabilities and for those working in the fields of image analysis, web development etc.

Live overlay for drawing, annotating, hiding text, and capturing screenshots on Linux. Can be used as whiteboard or blackboard. Highly customisable.
Gromit-MPX is an on-screen annotation tool that works with any Unix desktop environment under X11 as well as Wayland.



Virtual Magnifying Glass, a free, open source, screen magnification program for Windows, Linux, FreeBSD and Mac OS X. Free full version download and instructions for use.


Screen magnifier system tray tool; once started, a floating window appears after clicking on the tray icon.


The Enhanced Zoom Desktop plugin allows the whole screen to be zoomed in for improved legibility. It is possible to continue working with other applications while zoomed in.

Screen annotation software which allows drawing directly on the screen. It is an open source and multiplatform (all systems that support Python) alternative to tools such as Epic Pen.
