User:Jukeboksi/Useful sites

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This is User:Jukeboksi's list of useful sites

Sysadmin[edit]

  • GTmetrix.com is a website speed analysis service that offers many analyses and a wealth of information and tips on how you can improve your website's speed.
  • SSL Test, a service by Qualys SSL Labs. Reveals a lot of information about SSL/TLS certificates. Truly useful when installing SSL/TLS encryption.

Learn to use computers[edit]

Lists and directories of free software[edit]