Qhull
QPL-1.0
Rdisc
RHeCos-1.1
RPL-1.1
RPL-1.5
RPSL-1.0
RSCPL
Ruby
Saxpath
SAX-PD
SCEA
SGI-B-1.0
SGI-B-1.1
SGI-B-2.0
SimPL-2.0
SISSL
SISSL-1.2
Sleepycat
SMLNJ
SNIA
SPL-1.0
StandardML-NJ
SugarCRM-1.1.3
SWL
TCL
TMate
TORQUE-1.1
TOSL
Unicode-TOU
Unlicense
Vim
VOSTROM
VSL-1.0
W3C
Watcom-1.0
Wsuipa
WTFPL
WXwindows
X11
Xerox
XFree86-1.1
xinetd
Xnet
xpp
XSkat
YPL-1.0
YPL-1.1
Zed
Zend-2.0
SPDX License List Identifier