When comparing Tampermonkey and Stylish vs AdBlock, 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 AdBlock is ranked 32nd. 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 Blocks a wide selection of annoying ads
AdBlock blocks various kinds of ads found on all websites such as video ads on YouTube, Facebook ads, flashy banners, pop-ups, pop-unders etc.
Cons
Con Acceptable ads turn on by default
Acceptable ads is an ad that follow the guidelines of the set acceptable advertising rules such as ads must be labelled "ads", no pop-outs allowed, no auto-plays, no animations, does not block main content etc. However, users can turn off this feature by going to settings and then unchecking "allow acceptable ads".