Here we have a list of some tools that we use and that you may find handy.
Estibot.com : This is a highly recommendable site if you’re serious about domaining. It has lots of domain productivity tools such as a domain name appraiser, a domain parser, a keyword parser, a trademark analyzer, a domain sales history tool, a domain filter, an end-user lead generator, a bulk WHOIS check and much much more
DropDates You can use the features on this site to help you determine the most likely deletion date of a UK Domain Name in Suspended status. Suspended UK Domain Names typically drop 92 days from their renewal date. Free to use.
DomainTools : Your one stop for Whois lookup and domain suggestions. DomainTools also has a great search tool for finding domains that are for sale.
Google Adwords Keyword Tool : Besides the obvious use it is also perfect as a domain suggestion tool. Enter some keywords and press the “Search” button. This will display a list of related keywords and their stats. Export all those keywords to an excel file and then paste them in the Godaddy Bulk Search Tool and click “Search”. A list of available domains will appear. Copy/paste those available domain names in the Estibot domain appraiser and look for domain names with high CPC and a lot of exact searches.
KeywordLizard : This is a keyword combination tool. Just put keywords you are interested in into 2 (or 3) different lists and this tool will create every possible combination. Just make sure you select the “Produce all reverse combinations” option. You can then put these keyword combinations in a domain appraisal tool and check for availability. Free to use
NameStation : This site has a great domain name generator. It is also extremely fun to use. Especially the “Keyword Lists” tool. Free to use. Enjoy!
SiteOpsys.com : Great SEO tools for your domain names and web developing needs. Free to use
JustDropped.com : To achieve the highest success rate in catching and registering a potentially valuable expired domain name you should use professional domain catcher sites such as Snapnames and Namejet. That said, it is still possible to hand register some medium quality domain names at the exact time they expire. With JustDropped you can search for soon to expire domain names.