In addition to the efforts of the contributors, Project Wonder relies on other open-source software. As a start to acknowledging the software used by Project Wonder, here is a list of some of things used in different parts of Wonder and the license types for them. Thanks to mschrag for the list.
Ajax
jabsorb - Apache 2.0
ibox - MIT...ish
AjaxGrid - public domain
ajaxupload - MIT
behaviour - BSD
prototype - MIT
scriptaculous - MIT
calendar.js - part of railsdatekit - i can't find a license?
date.js - MIT
dragresize - LGPL (pending removal)
jsonrpc - MIT
modalbox - MIT
reflect - MIT
rico - Apache 2.0
window.js - MIT
BTBusinessLogic
activation - BSD
javamail - BSD
DerbyPlugIn
derby - Apache 2.0
ERCaching
commons- - Apache 2.0
mina - Apache 2.0
spy - MIT
ERCaptcha
akismet - requires commercial license to use service
commons- - Apache 2.0
jcaptcha - LGPL 2.1 (limited to just ERCaptcha component specifically)
recaptcha4j - Apache 2.0
ERChangeNotificationJMS
openjms-client - BSD
ERChronic
commons- - Apache 2.0
ERIMAdaptor
jaimbot - MPL
daim - LGPL 2.1 (pluggable)
joscar - BSD
jsocks - LGPL, but only necessary if you use joscar
ERIndexing
lucene - Apache 2.0
ERJars
commons- - Apache 2.0
icu4j - MIT
joda - Apache 2.0
junit - CPL
log4j - Apache 2.0
ognl - Apache 2.0 compat
slf4j - MIT
ERJasperReports
commons- - Apache 2.0
barbecue - MIT
barcode4j - Apache 2.0
iText - AGPL (yikes you can pay for a commercial license, though)
jasper reports - LGPL
jfreechart - LGPL
jcommon - LGPL
jxl - LGPL
png-encoder - LGPL
poi - Apache 2.0
ERJavaMail
mockmail - Apache 2.0
javamail * BSDShare Alike 3.0
ERJGroupsSynchronizer
commons - Apache 2.0
jgroups - LGPL 2.1
ERModernDirectToWeb
datepicker - Creative Commons Attribution
EROpenID
commons - Apache 2.0
htmlparser - CPL
jug - Apache 2.0
xmlsec - Apache 2.0
ERPDFGeneration
commons - Apache 2.0
core-renderer - LGPL 2.1
itext - AGPL (yikes you can pay for a commercial license, though)
ujac - LGPL
ERPlot
jfreechart - LGPL
jcommon - LGPL
jofc - LGPL
ERProfiling
gluonj - MPL (BSD compat)
javassist - MPL (BSD compat)
ERPrototaculous
accordion - Creative Commons Attribution-Share Alike 3.0
ajaxupload - MIT
calendar date select - MIT
lightwindow - MIT
ERRest
commons - Apache 2.0
ezmorph - Apache 2.0
json-lib - Apache 2.0
ERSelenium
selenium - Apache 2.0
ExcelGenerator
poi - Apache 2.0
H2PlugIn
h2 - MPL
Validity
gammacore - no idea?
javamail - BSD
WOJRebel
javassist - MPL
javarebel - requires commercial license
YUI
yui - BSD