The Top 100 Tools for Learning: http://www.c4lpt.co.uk/recommended/top100.html
Want to see the Top 100 tools categorized by type of tool? Check out the Learning Toolbox 2008 which is the Top 100 tools - by type of tool.
Last, take a look at the 25 Tools: An Online Professional Development Resource. As stated, it is a very practical way by getting to grips with 25 key tools taken from the Top 100 Tools for Learning 2008. Behind each of these 25 tools is comprised a number of short tasks that will help you find out more about the technology behind each tool.
By the way, Jane Hart, who is a well-known name in the eLearning world both in the UK and internationally, has a terrific blog of her own called Jane's E-Learning Pick of the Day: http://janeknight.typepad.com/ and this blog contains some more tools you will definitely want to check out. Many of them I had never even heard of. All in all, you could spend hours sorting through all of this. But they make it easy for you, saving you the time of organizing these very best tech tools. Now, all you have to do is try them.