diff --git a/disks/pc/README.md b/disks/pc/README.md
index 3abd6f73f..054d06514 100644
--- a/disks/pc/README.md
+++ b/disks/pc/README.md
@@ -30,10 +30,8 @@ computer diagnostics, programming tools, and more.
* [OS/2](os2/)
* [Windows](windows/)
* [CP/M-86](cpm/)
-* Minix 1.1
-* PC/IX 1.0
-* [Microport's AT&T UNIX System V-AT 2.3](unix/microport/system-v/2.3/)
-* [SCO Xenix 8086 Operating System v2.1.3](xenix/sco/8086/2.1.3/)
+* [MINIX](minix/)
+* [Unix](unix/)
### [Applications](apps/)
diff --git a/disks/pc/compiled/library.xml b/disks/pc/compiled/library.xml
index cae5eb431..e9863dac4 100644
--- a/disks/pc/compiled/library.xml
+++ b/disks/pc/compiled/library.xml
@@ -270,11 +270,11 @@
Windows 95 (Disk 11)
Windows 95 (Disk 12)
Windows 95 (Disk 13)
- Minix Boot (Disk 1)
- Minix Root Filesystem (Disk 2)
- Minix User Files (Disk 3)
- Minix Kernel (Disk 4)
- Minix Tools (Disk 5)
+ MINIX Boot (Disk 1)
+ MINIX Root Filesystem (Disk 2)
+ MINIX User Files (Disk 3)
+ MINIX Kernel (Disk 4)
+ MINIX Tools (Disk 5)
PC/IX 1.0 (MAINT)
PC/IX 1.0 (CORE1)
PC/IX 1.0 (CORE2)
@@ -309,22 +309,22 @@
Text Prep Disk 1
Text Prep Disk 2
Text Prep Disk 3
- SCO Xenix 8086 (N1)
- SCO Xenix 8086 (N2)
- SCO Xenix 8086 (N3)
- SCO Xenix 8086 (N4)
- SCO Xenix 8086 (N5)
- SCO Xenix 8086 (N6)
- SCO Xenix 8086 (B1)
- SCO Xenix 8086 (B2)
- SCO Xenix 8086 (B3)
- SCO Xenix 8086 (X1)
- SCO Xenix 8086 (X2)
- SCO Xenix 8086 (X3)
- SCO Xenix 8086 (X4)
- SCO Xenix 8086 (X5)
- SCO Xenix 8086 (X6)
- SCO Xenix 8086 (GAMES)
+ SCO Xenix 8086 (N1)
+ SCO Xenix 8086 (N2)
+ SCO Xenix 8086 (N3)
+ SCO Xenix 8086 (N4)
+ SCO Xenix 8086 (N5)
+ SCO Xenix 8086 (N6)
+ SCO Xenix 8086 (B1)
+ SCO Xenix 8086 (B2)
+ SCO Xenix 8086 (B3)
+ SCO Xenix 8086 (X1)
+ SCO Xenix 8086 (X2)
+ SCO Xenix 8086 (X3)
+ SCO Xenix 8086 (X4)
+ SCO Xenix 8086 (X5)
+ SCO Xenix 8086 (X6)
+ SCO Xenix 8086 (GAMES)
Lotus 1-2-3 (System)
Lotus 1-2-3 (Utility)
Lotus 1-2-3 (Graph)
diff --git a/disks/pc/library.xml b/disks/pc/library.xml
index cee6e4ee6..919d27439 100644
--- a/disks/pc/library.xml
+++ b/disks/pc/library.xml
@@ -59,7 +59,7 @@
-
+
diff --git a/disks/pc/minix/1.1/README.md b/disks/pc/minix/1.1/README.md
new file mode 100644
index 000000000..9ab73fa49
--- /dev/null
+++ b/disks/pc/minix/1.1/README.md
@@ -0,0 +1,26 @@
+---
+layout: page
+title: MINIX Operating System 1.1
+permalink: /disks/pc/minix/
+---
+
+MINIX Operating System 1.1
+---
+
+The five 1.2M disk images in the PCjs [Disk Library](/disks/pc/library.xml) are from my own personal collection.
+
+The diskettes are labelled as follows:
+
+ MINIX BINARIES AND SOURCES FOR IBM PC/AT's
+ by Andrew S. Tanenbaum
+ (c) 1987 Prentice-Hall, Inc.
+ ISBN: 0-13-583865-7
+ MINIX 1.1
+
+and include the following per-diskette information:
+
+ 1. BOOT DISKETTE
+ 2. ROOT FILE SYSTEM
+ 3. /USR + /USER
+ 4. KERNEL, MM, FS, AND H SOURCES
+ 5. TOOLS AND COMMANDS SOURCES
diff --git a/disks/pc/minix/1.1/manifest.xml b/disks/pc/minix/1.1/manifest.xml
index c9943c4b2..5a5251c72 100644
--- a/disks/pc/minix/1.1/manifest.xml
+++ b/disks/pc/minix/1.1/manifest.xml
@@ -4,18 +4,18 @@
MINIX
1.1
- Minix Boot (Disk 1)
+ MINIX Boot (Disk 1)
- Minix Root Filesystem (Disk 2)
+ MINIX Root Filesystem (Disk 2)
- Minix User Files (Disk 3)
+ MINIX User Files (Disk 3)
- Minix Kernel (Disk 4)
+ MINIX Kernel (Disk 4)
- Minix Tools (Disk 5)
+ MINIX Tools (Disk 5)
diff --git a/disks/pc/minix/README.md b/disks/pc/minix/README.md
new file mode 100644
index 000000000..8a14f817a
--- /dev/null
+++ b/disks/pc/minix/README.md
@@ -0,0 +1,12 @@
+---
+layout: page
+title: MINIX Operating Systems
+permalink: /disks/pc/minix/
+---
+
+MINIX Operating Systems
+---
+
+Information is available for the following versions of MINIX:
+
+* [MINIX 1.1](1.1/)
diff --git a/disks/pc/unix/README.md b/disks/pc/unix/README.md
new file mode 100644
index 000000000..2b832f951
--- /dev/null
+++ b/disks/pc/unix/README.md
@@ -0,0 +1,14 @@
+---
+layout: page
+title: Unix Operating Systems
+permalink: /disks/pc/unix/
+---
+
+Unix Operating Systems
+---
+
+Information is available for assorted variants of Unix from these vendors:
+
+* [IBM](ibm/)
+* [Microport](microport/)
+* [SCO](sco/)
diff --git a/disks/pc/unix/ibm/README.md b/disks/pc/unix/ibm/README.md
new file mode 100644
index 000000000..03d7b4178
--- /dev/null
+++ b/disks/pc/unix/ibm/README.md
@@ -0,0 +1,13 @@
+---
+layout: page
+title: Unix Operating Systems from IBM
+permalink: /disks/pc/unix/ibm/
+---
+
+Unix Operating Systems from IBM
+---
+
+Information is available for these variants of Unix from IBM:
+
+* [PC/IX](pcix/)
+* [XENIX](xenix/)
diff --git a/disks/pc/unix/ibm/pcix/1.0/README.md b/disks/pc/unix/ibm/pcix/1.0/README.md
new file mode 100644
index 000000000..6035fa6e6
--- /dev/null
+++ b/disks/pc/unix/ibm/pcix/1.0/README.md
@@ -0,0 +1,16 @@
+---
+layout: page
+title: PC/IX 1.0
+permalink: /disks/pc/unix/ibm/pcix/1.0/
+---
+
+PC/IX 1.0
+---
+
+From [WinWorld](https://winworldpc.com/product/pc-ix):
+
+> Interactive UNIX, also known as PC/IX, and 386/ix were UNIX System V derivitives created for the IBM PC in the
+early 1980's. PC/IX was the first UNIX sold directly from IBM, but not the first UNIX sold for the IBM PC.
+(Venix/86 was the first.) The original PC/IX software sold was on 19 floppy disks and sold for 900 dollars. In 1985,
+386/ix was introduced, later named Interactive UNIX. The last version released was 4.1.1 in July 1998 and was supported
+up until 2006.
diff --git a/disks/pc/unix/ibm/pcix/README.md b/disks/pc/unix/ibm/pcix/README.md
new file mode 100644
index 000000000..82efc16ce
--- /dev/null
+++ b/disks/pc/unix/ibm/pcix/README.md
@@ -0,0 +1,12 @@
+---
+layout: page
+title: PC/IX Operating Systems from IBM
+permalink: /disks/pc/unix/ibm/pcix/
+---
+
+PC/IX Operating Systems from IBM
+---
+
+Information is available for these versions of PC/IX from IBM:
+
+* [PC/IX 1.0](1.0/)
diff --git a/disks/pc/unix/ibm/xenix/1.0/README.md b/disks/pc/unix/ibm/xenix/1.0/README.md
new file mode 100644
index 000000000..e595ab791
--- /dev/null
+++ b/disks/pc/unix/ibm/xenix/1.0/README.md
@@ -0,0 +1,25 @@
+---
+layout: page
+title: IBM PC XENIX 1.0
+permalink: /disks/pc/unix/ibm/xenix/1.0/
+---
+
+IBM PC XENIX 1.0
+---
+
+From [OS/2 Museum](http://www.os2museum.com/wp/ibm-pc-xenix/):
+
+> The IBM PC XENIX was based on AT&T’s UNIX System III (rather than the newer System V) with a number of BSD
+enhancements. The latter included vi, C shell, and termcap/curses. Microsoft also implemented several enhancements,
+such as the ability to read and write DOS file systems.
+
+> Much like other Xenix variants before and after, IBM PC XENIX was optionally shipped with Text Formatting System
+(TFS) and Software Development System (SDS) packages. The TFS was based on the classic nroff/troff formatters and
+associated utilities. The SDS included a compiler, assembler, debugger, and assorted development tools like SCCS and
+make.
+
+> One of the Microsoft-specific enhancements was the ability to cross-compile to DOS using the SDS. The XENIX to DOS
+cross-development capability was likely frequently used internally at Microsoft in the mid-1980s.
+
+> The IBM PC XENIX came with rudimentary networking capabilities, namely uucp and micnet, though little is known about
+their specifications.
diff --git a/disks/pc/unix/ibm/xenix/README.md b/disks/pc/unix/ibm/xenix/README.md
new file mode 100644
index 000000000..863f29626
--- /dev/null
+++ b/disks/pc/unix/ibm/xenix/README.md
@@ -0,0 +1,12 @@
+---
+layout: page
+title: XENIX Operating Systems from IBM
+permalink: /disks/pc/unix/ibm/xenix/
+---
+
+XENIX Operating Systems from IBM
+---
+
+Information is available for these versions of XENIX from IBM:
+
+* [IBM PC XENIX 1.0](1.0/)
diff --git a/disks/pc/unix/microport/README.md b/disks/pc/unix/microport/README.md
new file mode 100644
index 000000000..01278fe62
--- /dev/null
+++ b/disks/pc/unix/microport/README.md
@@ -0,0 +1,12 @@
+---
+layout: page
+title: Unix Operating Systems from Microport
+permalink: /disks/pc/unix/microport/
+---
+
+Unix Operating Systems from Microport
+---
+
+Information is available for these variants of Unix from Microport:
+
+* [UNIX System V](system-v/)
diff --git a/disks/pc/unix/microport/system-v/2.3/README.md b/disks/pc/unix/microport/system-v/2.3/README.md
index 65c38bb95..c6eea78e1 100644
--- a/disks/pc/unix/microport/system-v/2.3/README.md
+++ b/disks/pc/unix/microport/system-v/2.3/README.md
@@ -1,6 +1,6 @@
---
layout: page
-title: Microport's AT&T UNIX System V-AT 2.3
+title: Microport UNIX System V-AT 2.3
permalink: /disks/pc/unix/microport/system-v/2.3/
---
diff --git a/disks/pc/unix/microport/system-v/README.md b/disks/pc/unix/microport/system-v/README.md
new file mode 100644
index 000000000..59f18a36c
--- /dev/null
+++ b/disks/pc/unix/microport/system-v/README.md
@@ -0,0 +1,12 @@
+---
+layout: page
+title: Microport UNIX System V
+permalink: /disks/pc/unix/microport/system-v/
+---
+
+Microport UNIX System-V
+---
+
+Information is available for these versions of UNIX System-V from Microport:
+
+* [UNIX System V-AT 2.3](2.3/)
diff --git a/disks/pc/unix/sco/README.md b/disks/pc/unix/sco/README.md
new file mode 100644
index 000000000..db7b13f01
--- /dev/null
+++ b/disks/pc/unix/sco/README.md
@@ -0,0 +1,12 @@
+---
+layout: page
+title: Unix Operating Systems from SCO
+permalink: /disks/pc/unix/sco/
+---
+
+Unix Operating Systems from SCO
+---
+
+Information is available for these variants of Unix from the Santa Cruz Operation (SCO):
+
+* [Xenix](xenix/)
diff --git a/disks/pc/xenix/sco/8086/2.1.3/B1.json b/disks/pc/unix/sco/xenix/8086/2.1.3/B1.json
similarity index 100%
rename from disks/pc/xenix/sco/8086/2.1.3/B1.json
rename to disks/pc/unix/sco/xenix/8086/2.1.3/B1.json
diff --git a/disks/pc/xenix/sco/8086/2.1.3/B2.json b/disks/pc/unix/sco/xenix/8086/2.1.3/B2.json
similarity index 100%
rename from disks/pc/xenix/sco/8086/2.1.3/B2.json
rename to disks/pc/unix/sco/xenix/8086/2.1.3/B2.json
diff --git a/disks/pc/xenix/sco/8086/2.1.3/B3.json b/disks/pc/unix/sco/xenix/8086/2.1.3/B3.json
similarity index 100%
rename from disks/pc/xenix/sco/8086/2.1.3/B3.json
rename to disks/pc/unix/sco/xenix/8086/2.1.3/B3.json
diff --git a/disks/pc/xenix/sco/8086/2.1.3/GAMES.json b/disks/pc/unix/sco/xenix/8086/2.1.3/GAMES.json
similarity index 100%
rename from disks/pc/xenix/sco/8086/2.1.3/GAMES.json
rename to disks/pc/unix/sco/xenix/8086/2.1.3/GAMES.json
diff --git a/disks/pc/xenix/sco/8086/2.1.3/N1.json b/disks/pc/unix/sco/xenix/8086/2.1.3/N1.json
similarity index 100%
rename from disks/pc/xenix/sco/8086/2.1.3/N1.json
rename to disks/pc/unix/sco/xenix/8086/2.1.3/N1.json
diff --git a/disks/pc/xenix/sco/8086/2.1.3/N2.json b/disks/pc/unix/sco/xenix/8086/2.1.3/N2.json
similarity index 100%
rename from disks/pc/xenix/sco/8086/2.1.3/N2.json
rename to disks/pc/unix/sco/xenix/8086/2.1.3/N2.json
diff --git a/disks/pc/xenix/sco/8086/2.1.3/N3.json b/disks/pc/unix/sco/xenix/8086/2.1.3/N3.json
similarity index 100%
rename from disks/pc/xenix/sco/8086/2.1.3/N3.json
rename to disks/pc/unix/sco/xenix/8086/2.1.3/N3.json
diff --git a/disks/pc/xenix/sco/8086/2.1.3/N4.json b/disks/pc/unix/sco/xenix/8086/2.1.3/N4.json
similarity index 100%
rename from disks/pc/xenix/sco/8086/2.1.3/N4.json
rename to disks/pc/unix/sco/xenix/8086/2.1.3/N4.json
diff --git a/disks/pc/xenix/sco/8086/2.1.3/N5.json b/disks/pc/unix/sco/xenix/8086/2.1.3/N5.json
similarity index 100%
rename from disks/pc/xenix/sco/8086/2.1.3/N5.json
rename to disks/pc/unix/sco/xenix/8086/2.1.3/N5.json
diff --git a/disks/pc/xenix/sco/8086/2.1.3/N6.json b/disks/pc/unix/sco/xenix/8086/2.1.3/N6.json
similarity index 100%
rename from disks/pc/xenix/sco/8086/2.1.3/N6.json
rename to disks/pc/unix/sco/xenix/8086/2.1.3/N6.json
diff --git a/disks/pc/xenix/sco/8086/2.1.3/README.md b/disks/pc/unix/sco/xenix/8086/2.1.3/README.md
similarity index 86%
rename from disks/pc/xenix/sco/8086/2.1.3/README.md
rename to disks/pc/unix/sco/xenix/8086/2.1.3/README.md
index 31af2c81e..0847f4a1d 100644
--- a/disks/pc/xenix/sco/8086/2.1.3/README.md
+++ b/disks/pc/unix/sco/xenix/8086/2.1.3/README.md
@@ -1,7 +1,7 @@
---
layout: page
title: SCO Xenix 8086 Operating System v2.1.3
-permalink: /disks/pc/xenix/sco/8086/2.1.3/
+permalink: /disks/pc/unix/sco/xenix/8086/2.1.3/
---
Installation Notes
diff --git a/disks/pc/xenix/sco/8086/2.1.3/X1.json b/disks/pc/unix/sco/xenix/8086/2.1.3/X1.json
similarity index 100%
rename from disks/pc/xenix/sco/8086/2.1.3/X1.json
rename to disks/pc/unix/sco/xenix/8086/2.1.3/X1.json
diff --git a/disks/pc/xenix/sco/8086/2.1.3/X2.json b/disks/pc/unix/sco/xenix/8086/2.1.3/X2.json
similarity index 100%
rename from disks/pc/xenix/sco/8086/2.1.3/X2.json
rename to disks/pc/unix/sco/xenix/8086/2.1.3/X2.json
diff --git a/disks/pc/xenix/sco/8086/2.1.3/X3.json b/disks/pc/unix/sco/xenix/8086/2.1.3/X3.json
similarity index 100%
rename from disks/pc/xenix/sco/8086/2.1.3/X3.json
rename to disks/pc/unix/sco/xenix/8086/2.1.3/X3.json
diff --git a/disks/pc/xenix/sco/8086/2.1.3/X4.json b/disks/pc/unix/sco/xenix/8086/2.1.3/X4.json
similarity index 100%
rename from disks/pc/xenix/sco/8086/2.1.3/X4.json
rename to disks/pc/unix/sco/xenix/8086/2.1.3/X4.json
diff --git a/disks/pc/xenix/sco/8086/2.1.3/X5.json b/disks/pc/unix/sco/xenix/8086/2.1.3/X5.json
similarity index 100%
rename from disks/pc/xenix/sco/8086/2.1.3/X5.json
rename to disks/pc/unix/sco/xenix/8086/2.1.3/X5.json
diff --git a/disks/pc/xenix/sco/8086/2.1.3/X6.json b/disks/pc/unix/sco/xenix/8086/2.1.3/X6.json
similarity index 100%
rename from disks/pc/xenix/sco/8086/2.1.3/X6.json
rename to disks/pc/unix/sco/xenix/8086/2.1.3/X6.json
diff --git a/disks/pc/unix/sco/xenix/8086/2.1.3/manifest.xml b/disks/pc/unix/sco/xenix/8086/2.1.3/manifest.xml
new file mode 100644
index 000000000..50e82d69d
--- /dev/null
+++ b/disks/pc/unix/sco/xenix/8086/2.1.3/manifest.xml
@@ -0,0 +1,53 @@
+
+
+
+ SCO Xenix 8086 Operating System v2.1.3
+
+ SCO Xenix 8086 (N1)
+
+
+ SCO Xenix 8086 (N2)
+
+
+ SCO Xenix 8086 (N3)
+
+
+ SCO Xenix 8086 (N4)
+
+
+ SCO Xenix 8086 (N5)
+
+
+ SCO Xenix 8086 (N6)
+
+
+ SCO Xenix 8086 (B1)
+
+
+ SCO Xenix 8086 (B2)
+
+
+ SCO Xenix 8086 (B3)
+
+
+ SCO Xenix 8086 (X1)
+
+
+ SCO Xenix 8086 (X2)
+
+
+ SCO Xenix 8086 (X3)
+
+
+ SCO Xenix 8086 (X4)
+
+
+ SCO Xenix 8086 (X5)
+
+
+ SCO Xenix 8086 (X6)
+
+
+ SCO Xenix 8086 (GAMES)
+
+
diff --git a/disks/pc/unix/sco/xenix/8086/README.md b/disks/pc/unix/sco/xenix/8086/README.md
new file mode 100644
index 000000000..adc04e3cc
--- /dev/null
+++ b/disks/pc/unix/sco/xenix/8086/README.md
@@ -0,0 +1,12 @@
+---
+layout: page
+title: SCO Xenix
+permalink: /disks/pc/unix/sco/xenix/
+---
+
+SCO Xenix for the PC XT
+---
+
+Information is available for these versions of Xenix for the PC XT from the Santa Cruz Operation (SCO):
+
+* [SCO Xenix 8086 Operating System v2.1.3](2.1.3/)
diff --git a/disks/pc/unix/sco/xenix/README.md b/disks/pc/unix/sco/xenix/README.md
new file mode 100644
index 000000000..d375f121c
--- /dev/null
+++ b/disks/pc/unix/sco/xenix/README.md
@@ -0,0 +1,12 @@
+---
+layout: page
+title: SCO Xenix
+permalink: /disks/pc/unix/sco/xenix/
+---
+
+SCO Xenix
+---
+
+Information is available for these versions of Xenix from the Santa Cruz Operation (SCO):
+
+* [Xenix for the PC XT](8086/)
diff --git a/disks/pc/xenix/sco/8086/2.1.3/manifest.xml b/disks/pc/xenix/sco/8086/2.1.3/manifest.xml
deleted file mode 100644
index 5579a2338..000000000
--- a/disks/pc/xenix/sco/8086/2.1.3/manifest.xml
+++ /dev/null
@@ -1,53 +0,0 @@
-
-
-
- SCO Xenix 8086 Operating System v2.1.3
-
- SCO Xenix 8086 (N1)
-
-
- SCO Xenix 8086 (N2)
-
-
- SCO Xenix 8086 (N3)
-
-
- SCO Xenix 8086 (N4)
-
-
- SCO Xenix 8086 (N5)
-
-
- SCO Xenix 8086 (N6)
-
-
- SCO Xenix 8086 (B1)
-
-
- SCO Xenix 8086 (B2)
-
-
- SCO Xenix 8086 (B3)
-
-
- SCO Xenix 8086 (X1)
-
-
- SCO Xenix 8086 (X2)
-
-
- SCO Xenix 8086 (X3)
-
-
- SCO Xenix 8086 (X4)
-
-
- SCO Xenix 8086 (X5)
-
-
- SCO Xenix 8086 (X6)
-
-
- SCO Xenix 8086 (GAMES)
-
-