The tools listed below may be of use in digital humanities projects. A DH project could be as simple as making a site on WordPress or as complicated as writing your own software (yikes!). Either way, other people have paved the way with useful tools you can use. Don't forget to cite the tool if you publish something using it.
Detail from a visualization of what New Yorkers complain about the most, by Wired. See post at Flowing Data, a great data visualization blog.
Many DH projects reuse data someone else has gathered. Below are some resources for materials you can use in your project.