C++ Template Unit Test Framework
armaties.com - Kent Beck’s paper on Smalltalk unit test framework xUnit “Simple Smalltalk Testing: With Patterns”.
cppUnit - Another popular C++ unit test framework.
jUnit - Most popular framework for Java: JUnit.
maxkir.com - Kir & Sashka Maximov’s site: people who are translating a lot of Xtreme Programming books and articles into Russian. A must for any Russian who’re interested in Agile development. Kir was also Vladimir’s coach in Java, and Sashka translated most of this site into English. Thank you both!
STLPort - Industrial-quality free STL implementation.