The best replacement for netbeans is eclipse.

The best alternatives to netbeans are rated as following:
★★★★★  eclipse
★★★  visual studio
★★  intellij
★★  jdeveloper
★★  aptana
★★  eclipse php
★★  eclipse java
★  eclipse c++
★  phpstorm
★  eclipse android development
★  codeblocks
  jbuilder
  idea
  jcreator
  eclipse for c++
  dreamweaver
  radrails
  komodo
  notepad++
  xcode
  webstorm
  eclipse 2012
  code blocks
  eclipse for php
  java studio creator
  myeclipse
  vim
  eclipse mac
  javabeans
  intellij idea
  zend studio
  eclipse javascript
  coda

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

Other search terms related to netbeans and their ratings are:
★★★★★ jdk
★★★★ java
★★★ tomcat
★★ git
★★ c++
★ jdk 8
★ glassfish
★ xampp
★ maven
★ javafx
★ mingw
★ github
★ jboss
jdk download
subversion
openjdk
java 6
sdk
codeigniter
hibernate
bluej
j2sdk
struts
uml
j2me
installation
You have in mind a companion for netbeans and it is not yet here? Propose!



Google Trends

Scale is based on the average worldwide traffic of netbeans in all years. Click on graph for more.
netbeans
eclipse
visual studio