When comparing Tampermonkey and Stylish vs Tagpacker, the Slant community recommends Tampermonkey and Stylish for most people. In the question“What are the best Chrome add-ons?” Tampermonkey and Stylish is ranked 8th while Tagpacker is ranked 38th. The most important reason people chose Tampermonkey and Stylish is:
http://userscripts.org/ currently has 113 261 scripts to choose from. http://userstyles.org/ currently has 62662 stylesheets to choose from.
Specs
Ranked in these QuestionsQuestion Ranking
Pros
Pro Lots of pre-existing scripts and styles from which to choose.
http://userscripts.org/ currently has 113 261 scripts to choose from.
http://userstyles.org/ currently has 62662 stylesheets to choose from.
Pro It lets you modify any page to your liking
All you need is to write a piece of javascript to run when the page loads, add a custom header and install into Tampermonkey
Or write a piece of CSS and tell Stylish on which pages it should be applied. You can pack several such rules into one package to toggle/import/export at once.
Pro 100% free (at the moment)
The company earns (enough) money with affiliate links, therefore there is no need for a purchasable pro membership.
Pro Auto tagging
It makes tag suggestions based on your tags already used
Pro Follows strict privacy rules
Because it is located in Germany, the company has to follow very strict rules regarding privacy.
Pro Automate tasks with Zapier
Automating tasks with Zapier.
Pro API
Programatically access links and tags.
Pro Clean, efficient UI
Pro Date
It saves the date when the bookmark is added
Cons
Con Uses affiliate links, which can be seen as an invasion of privacy
Affiliate links are usually not only a way to earn money with advertisement. They also include generating user profiles, which could be seen as a big privacy issue.