Download
Current stable version is 1.20
Windows (32/64 bit)
At least Windows XP or newer required.
Installer: AutoScreenshot_v1.20_Windows_setup.exe
Portable: AutoScreenshot_v1.20_Windows_portable.zip
Linux (64 bit)
Portable: AutoScreenshot_v1.20_Linux_portable.zip
Notes
After unpacking zip you should add execution rights to AutoScreenshot file
chmod +x AutoScreenshot
For save in avif image format you should install libavif-dev package
sudo apt install libavif-dev
AutoScreenshot