The best replacement for metasploit is backtrack.


The best alternatives to metasploit are rated as following:
★★★★★  backtrack
★★★★★  nessus
★★★★  canvas
★★★  core impact
★★★  nexpose
★★  openvas
★★  backtrack 5
★  w3af
★  exploit pack
★  acunetix
  metasploit

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

Other search terms related to metasploit and their ratings are:

★★★★★ nmap
★★★★ armitage
★★★★ nessus
★★★ backtrack
★★★ autopwn
★★ openvas
★★ proxychains
nexpose
sqlmap
You have in mind a companion for metasploit and it is not yet here? Propose!



Google Trends

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metasploit
backtrack
nessus