(1) For the Java language, see
Project Jigsaw.
(2) For Google's tech incubator, see
Alphabet.
(3) A Web server from the W3C that incorporates advanced features and uses a modular design similar to the Apache Web server. Introduced in 1996, Jigsaw supports HTTP 1.1 and provided an experimental platform for HTTP-NG. The last Jigsaw release was in 2003. See
HTTP-NG and
Amaya.