The best replacement for enterprise library is entity framework.

The best alternatives to enterprise library are rated as following:
★★★★★  entity framework
★★★  elmah
★★★  spring net
★★  linq to sql
★  dapper
★  log4net
  ado.net

Your alternative for enterprise library is not listed? Suggest!
Speaking about enterprise library, one probably shouldn't forget about odp.net.

Other search terms related to enterprise library and their ratings are:
★★★★★ odp.net
You have in mind a companion for enterprise library and it is not yet here? Propose!



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enterprise library
entity framework
elmah