Nimbus Sans is the latest version of the Nimbus font family released under the GPL by URW++.
Nimbus Roman No9 L
Nimbus Sans L
Nimbus Mono
Nimbus Sans Font is fully metric compatible with Times, Helvetica and Courier, and supports the full WGL4 character set (and most of W1G, missing only interrobang and some subscript and superscript symbols).
