Repair

Fixing common Windows problems

Enable / Disable the Hidden Administrator account on Windows 7 or Vista

Microsoft Fix It Solution Center - It doesn’t get much easier than this: Select a device or program, select a problem area, then browse the tips and programs that Microsoft offers as a solution.

PCWorld - Articles seem to be kind of dated but still some good information in here

Microsoft at Home - Fix common PC problems - This guide from Microsoft covers the basics for keeping a healthy PC, plus tacks on some tips for locating problems. Reading through this should let you know if you have a software, hardware or connectivity issue and give you the smarts and apps to tackle it.

ESET Online Scanner - Free online Virus Scanner from ESET

Kaspersky Online Scanner - Free online Virus Scanner from Kaspersky (has been offline recently, good option if it is working again)

TrendMicro Housecall - Free online Virus Scanner from TrendMicro

Malwarebytes Anti-Malware (Download) - Very good malware scanner and removable tool. The official website is good, however they usually forward you to CNET’s Download.com which has started to do some very spyware-like practices themselves so I recommend downloading from FileHippo instead

SuperAntiSpyware (Download) - Another very good anti-malware scanner and removal tool

SIW - SIW, System Info. Shows hardware and software information, very handy

Fixing common Mac problems

Apple Discussions Support Forum - You can select the topic by OS, program, hardware or just type your problem into the search box.

CNET’s MacFixIt Feed - Tech blog CNET keeps tabs on all their OS X-related updates with the MacFixIt blog. Head here to search for updates, cool features and troubleshooting.

Quora - Apple Products - I’ve linked directly to the Apple-Products section, but really just punch in whatever you are having a problem with and search. Answers are provided by other users of the service, I don’t tend to use this all that much but others swear by it.

The MacRX Category on Cult of Mac - Cult of Mac keeps it simple: All Mac, all the time. Follow their troubleshooting-specific MacRX category to get updates on everything from good Mac maintenance and un-deleting files to how to fix start-up problems and get your Mac running fast.

Macworld Forums - Typical forum site with categories, search, etc.

macnn - Typical forum site with categories, search, etc.

reddit list of apps - large list of apps done by reddit users

fluid - Make standalone apps out of websites

opensource mac - Free Mac software

vienna - desktop rss reader

gimp on osx

OSX Daily Tips

SuperDuper - Drive Cloning software

iTerm2

Onyx - System diags

Disk Inventory Deluxe - shows space used

CCleaner

Maciverse

Reset Password on 10.4, 10.5 and 10.6

Reset Password on 10.7 and 10.8

Reset keychain

Recover saved WIFI password

MacYourself

Adjusting Keyboard Backlight

Refurb.Me - Lets you track refurb deals on the Apple store

OS X Server Caching

Thread about OSX Server

Hidden Mavericks Pictures

Apple Video adapters and cables

http://www.reddit.com/r/apple/comments/1p3xzt/any_new_terminal_commands_in_mavericks/

http://www.reddit.com/r/apple/comments/1p5jnl/mavericks_annoyances_and_how_to_fix_them/

http://managingosx.wordpress.com/2010/01/14/add-a-user-to-the-admin-group-via-command-line-3-0/

http://apple.stackexchange.com/questions/4814/can-user-accounts-be-managed-via-the-command-line/7288#7288

http://hints.macworld.com/article.php?story=20030603190314390

http://stackoverflow.com/questions/855786/mac-os-x-new-users-from-command-line

http://osxdaily.com/2010/05/13/print-screen-mac/

This copy of the Install OS X Mavericks application can’t be verified Fix - http://blog.mconserv.net/2013/10/install-os-x-mavericks-application-cant.html

https://discussions.apple.com/thread/2757017

http://www.derlien.com/

http://www.mitchmalone.name/retina-test/

http://forums.macrumors.com/showthread.php?t=308474

http://osxdaily.com/2013/10/23/create-os-x-mavericks-install-drive/

http://www.mediafour.com/products/macdrive

http://www.etresoft.com/etrecheck

http://www.kelleycomputing.net/Rember/