Browser extension reviewer? please do this after cloning the repository:

cd tktrex/extension
npm install
npm run build:dist

This produces the distributed release, in the directory dist you should find extension.zip which is thw same file uploaded to Mozilla and Chrome add-ons stores.

Anybody else (except developers)?

Please refer to tiktok.tracking.exposed, with this tools we did a bunch of publications and analysis, you can repeat them or imagine your own!