https://addons.mozilla.org/en-US/firefox/addon/ublacklist/
https://chromewebstore.google.com/detail/ublacklist/pncfbmia...
You can sync the settings and your personal blocklist to either Dropbox or Google Drive. It also has the ability to subscribe to blocklists. Mind, you need to manually turn on search engines and subscribe to lists. The uBlacklist subscriptions setting doesn't have any built-in feeds yet though. :(
edit: THere are some feeds on the uBlacklist site though. https://iorate.github.io/ublacklist/subscriptions
edit edit: Found an even better list of feeds. https://github.com/quenhus/uBlock-Origin-dev-filter#other-fi...