851211   X Window System Release 2, Protocol Version 10

860214   X Window System Release 3, Protocol Version 10
861202   X Window System Release 4, Protocol Version 10

870915   X Window System, Version 11, Release 1

880301   X Window System, Version 11, Release 2
881027   X Window System, Version 11, Release 3

900103   X Window System, Version 11, Release 4

910903   X Window System, Version 11, Release 5
910916   X11R5 X386 Announcement

920723   X386 1.2E 1.0
920903   X386 1.2E is changing its name to XFree86
921003   XFree86 1.1

930214   XFree86 1.2
930616   XFree86 1.3
931031   XFree86 2.0

940130   Announcing The XFree86 Project, Inc.
940315   XFree86 2.1
940502   X Window System, Version 11 Release 6
940627   XFree86 beta releases
941003   XFree86 3.1

950208   XFree86 3.1.1
950802   XFree86 3.1.2

960701   X Consortium to Transfer X Window System to The Open Group
961030   XFree86 3.2

970606   XFree86 3.3

980306   XFree86 3.3.2