The best replacement for webforms is mvc.

The best alternatives to webforms are rated as following:
★★★★★  mvc
★★★  winforms
★★  mvc performance
★★  razor
★★  mvc 2
★★  mvc 3
★  asp.net mvc
  mvc asp net
  mvc 2012

Your alternative for webforms is not listed? Suggest!
Speaking about webforms, one probably shouldn't forget about mvc.

Other search terms related to webforms and their ratings are:
★★★★★ mvc
★ asp net
You have in mind a companion for webforms and it is not yet here? Propose!



Google Trends

Scale is based on the average worldwide traffic of webforms in all years. Click on graph for more.
webforms
mvc
winforms