1.nilbuild / driver.jsA lightweight, dependency-free JavaScript library for guiding user focus across the page.tourwalkthroughuser-onboardingfeature-introductionsoverlayspopover+4 moreTypeScriptMIT27K total1.2K forks+160 starsfrom 26,847 · score 5.08
2.floating-ui / floating-uiA JavaScript library to position floating elements and create interactions for them.positioning-enginetooltippositiondropdownpopoverpositioning+3 moreTypeScriptMIT33K total1.7K forks+54 starsfrom 32,733 · score 4.01