Information on cuneiform fonts is available on a separate page.
Fonts are only referenced here if they are both free and include the full set of Unicode characters needed for Assyriological transliterations as listed on the Unicode for Cuneiform Transliteration page.
The extended version of Bitstream Vera, named Lynn, has been discontinued. Instead we strongly recommend the excellent ongoing work to extend Vera under the name DejaVu Fonts.
I have submitted patches to add half-brackets to the DejaVu fonts; until they make it into the standard distribution here are Mac and Windows/Unix versions of the fonts with half-brackets included.
An extended version of the FreeFont project's 2009-01-04 release. Available in a Mac version and a Windows/Unix version. Minimally tested.
This is a version of the original, full Gentium font extended to meet the requirements above and named Ungkam. Version 1.2 is now available in a Mac Suitcase version as well as a Win/Linux OpenType version.
Ungkam may be the first calque from Latin into Sumerian.
This is a version of the Gentium Basic and Gentium Book Basic families in which all fonts have been extended to meet the requirements above. There is both a Mac version and a Windows/Unix version.
An experimental font based on Ralph Levien's Inconsolata, available in monospaced version only and intended for limited on-screen use. The font includes some superscript characters in the Private Use Area to support aligning text matrices on-screen even when they include determinatives. This font is distributed only in TrueType format.
An eclectic cuneiform font created for the Unicode standard: available here.
Aegean is a free font created by George Douros which supports Old Persian, Ugaritic, and other scripts relevant to ancient Near Eastern research. You can download a locally cached copy of the distribution here, or go to its home page here.
If you are using Windows XP, you will benefit from enabling ClearType (which is enabled by default on Vista). Instructions for doing this are available from this MS page.