[Discover] ProgrammableWeb - Mashups, APIs, and the Web as Platform http://www.programmableweb.com/
(api mashup programming ajax) 
[Discover] MochiKit – A lightweight Javascript library http://mochikit.com/index.html (javascript webdev library framework)
[Discover] Full WEB 2.0 API List http://techmagazine.ws/full-web-20-api-list/ (api list webservices webdev)
[Discover] edevil's weblog " Javascript libraries roundup http://edevil.wordpress.com/2005/11/14/javascript-libraries-roundup/ (javascript library programming libraries)
[Discover] Java date and time API - Home - Joda Time http://joda-time.sourceforge.net/ (java date time library)
[Discover] JPedal http://www.jpedal.org/ (pdf api java)
[Discover] ADOdb Database Abstraction Library for PHP (and Python) for MySQL, PostgreSQL, Microsoft SQL Server, http://adodb.sourceforge.net/ (php database programming adodb)
[Discover] PhpDelicious - a class for accessing the del.icio.us API - Ed Eliot http://www.ejeliot.com/pages/5 (api php del.icio.us plugin)
[Discover] Are you on the list? http://googledataapis.blogspot.com/2007/05/are-you-on-list.html (google calendar api)
[Discover] Open Source Software in Java(tm) http://www.java-source.net/ (webservices source api opensource)
[Discover] JavaMail quick start http://www.javaworld.com/javaworld/jw-10-2001/jw-1026-javamail.html (api programming java javamail)
[Discover] Hey!Watch - Just encode http://www.heywatch.com/site (video encoding tools conversion)
[Discover] Site Directory - Google Code http://code.google.com/more/#products-featured-ajaxsearch (google api)
[Discover] Web 2.0 Sammelalbum - Web2Null - API http://www.web2null.de/category/api (api)
[Discover] Ways to Stream Your Life - ReadWriteWeb http://www.readwriteweb.com/archives/35_lifestreamin_apps.php (lifestream aggregator socialnetworking rss)
[Discover] Mashup Dashboard - ProgrammableWeb http://www.programmableweb.com/mashups (webservices programming tools mashup)
[Discover] WebService::SimpleでAmazon Web API/楽 http://tech.bayashi.jp/archives/entry/perl/2008/002139.html (amazon api)
[Discover] MochiKit – A lightweight Javascript library http://mochikit.com/index.html (javascript webdev library framework)
[Discover] Full WEB 2.0 API List http://techmagazine.ws/full-web-20-api-list/ (api list webservices webdev)
[Discover] edevil's weblog " Javascript libraries roundup http://edevil.wordpress.com/2005/11/14/javascript-libraries-roundup/ (javascript library programming libraries)
[Discover] Java date and time API - Home - Joda Time http://joda-time.sourceforge.net/ (java date time library)
[Discover] JPedal http://www.jpedal.org/ (pdf api java)
[Discover] ADOdb Database Abstraction Library for PHP (and Python) for MySQL, PostgreSQL, Microsoft SQL Server, http://adodb.sourceforge.net/ (php database programming adodb)
[Discover] PhpDelicious - a class for accessing the del.icio.us API - Ed Eliot http://www.ejeliot.com/pages/5 (api php del.icio.us plugin)
[Discover] Are you on the list? http://googledataapis.blogspot.com/2007/05/are-you-on-list.html (google calendar api)
[Discover] Open Source Software in Java(tm) http://www.java-source.net/ (webservices source api opensource)
[Discover] JavaMail quick start http://www.javaworld.com/javaworld/jw-10-2001/jw-1026-javamail.html (api programming java javamail)
[Discover] Hey!Watch - Just encode http://www.heywatch.com/site (video encoding tools conversion)
[Discover] Site Directory - Google Code http://code.google.com/more/#products-featured-ajaxsearch (google api)
[Discover] Web 2.0 Sammelalbum - Web2Null - API http://www.web2null.de/category/api (api)
[Discover] Ways to Stream Your Life - ReadWriteWeb http://www.readwriteweb.com/archives/35_lifestreamin_apps.php (lifestream aggregator socialnetworking rss)
[Discover] Mashup Dashboard - ProgrammableWeb http://www.programmableweb.com/mashups (webservices programming tools mashup)
[Discover] WebService::SimpleでAmazon Web API/楽 http://tech.bayashi.jp/archives/entry/perl/2008/002139.html (amazon api)