Sorry, for the moment there are no demo/trial versions available.

You can always get the latest .NET framework by updating Windows.
Download .NET 4.8

Sentinel drivers are required only for old Rovi USB dongles.
Download drivers 7.5.9

DirectShow codecs based on FFmpeg.
Download LAV filters

Download the latest 32/64-bit static version.
FFmpeg is included in the Lemony installer.
Download FFmpeg

FontTools is used to retrieve information of TrueType files and to compress fonts.
FontTools is included in the Lemony installer.
FontTools at GitHub

HandySaw DS is used to extract scene changes from videos.
HandySaw DS is included in the Lemony installer.
Download HandySaw DS