AvisFV FITS Viewer - astronomy software

 
AvisFV is a free FITS viewer for Windows 11, 10, 8, 7 (compatible also with most Linux and Mac if WINE is installed).
 
FITS files are used in astronomy software, and in many other fields like medical and industrial image processing.
 
AvisFV means "Astro-vis Fits Viewer" and it's 100% free software.
 
 
 
 

• Opens FITS files: (8, 16, 32, 64 bit), integer and floating point. Drag & drop from Windows Explorer and other file managers.
   
• Saves FITS, TIFF, PNG, BMP, JPEG, (8, 16, 32 bit) and allows to modify the FITS Header as a text file.
   
• Real-time change of visualization with the mouse wheel or keyboard. Many transfer functions and color palettes included.
   
• Annotates images (text, figures, etc.) and saves all annotations as comments into the FITS header.
   
• Optimized code with SIMD and multithreading, based on the Astroart 8 software.
   

To download the AvisFV FITS Viewer, version 3.0, click: SetupAvisFV30.zip