BosworthToller is a computer version of the Bosworth-Toller Anglo-Saxon Dictionary. This Old English Dictionary is out of print, hard to find, and expensive. BosworthToller lets you search the dictionary by entering in substrings and typing in the weird Anglo-Saxon characters by their modern equivalents. (There are still some pages in the official public domain text that need correcting by hand. You can volunteer to correct a page of the text

If you like BosworthToller, you can send me money.

1. Download the compressed file BosworthToller.zip.
2. Doubleclick the file to decompress it.
3. Use the resulting application, which should be called BosworthToller.