Backward Search in command line on MacOS - lervag/vimtex GitHub Wiki
Configure Skim as follows:
Settings (CMD+') --> Sync:
PDF-Tex Sync Support:
Preset: Custom
Command: nvim
Arguments: --headless -c "VimtexInverseSearch %line '%file'"
Use CMD+SHIFT+Left Click to perform a backward search on the text under the cursor in a Skim instance initiated from neovim.