diff --git a/home.exclude b/home.exclude
index 1887352..ea45ccd 100644
--- a/home.exclude
+++ b/home.exclude
@@ -1,11 +1,24 @@
+# Log files
 *.log
 *.log.*
+
+# Compressed files
 *.tar.gz
+*.tar.bz
 
+# Steam game and client data
+# Excluded because it is redownloadable
 *.bsp
 *.vpk
+*.bin
 steamclient.so
+Steam/*
 
+# Cache, logging and version control directories
+*/.git/*
+*/.npm/*
+*/.m2/*
+*/.gradle/*
 */appcache/*
 */*-backup/*
 */*-backups/*
@@ -13,8 +26,6 @@ steamclient.so
 */Backup/*
 */backups/*
 */Backups/*
-*/directx_installer/*
-*/dynmap/web/tiles/*
 */log/*
 */Log/*
 */logs/*
@@ -22,10 +33,26 @@ steamclient.so
 */node_modules/*
 */temp/*
 */tmp/*
+
+# TWiTCraft mirror
+# Excluded as we have a separate backup elsewhere
 */twit-mirror/*
 
+# Dynmap tiles
+*/dynmap/web/tiles/*
+
+# Ark content files and directories
 */arkdedicated/Engine/*
 */arkdedicated/linux64/*
 */arkdedicated/ShooterGame/Content/*
+*/arkdedicated/ShooterGame/ContentStreamers/*
 */arkdedicated/ShooterGame/Binaries/*
-Steam/*
+*/directx_installer/*
+
+# Factorio binary
+# Excluded due to large size
+*/bin/x64/factorio
+
+# VanDerProtofsky's web directory
+# Excluded because it is personal and expendable data
+home/vanderprot/www/*
diff --git a/minecraft.exclude b/minecraft.exclude
index 9ef61a3..708e5cf 100644
--- a/minecraft.exclude
+++ b/minecraft.exclude
@@ -6,9 +6,9 @@
 *.vpk
 world-*.zip
 
-.m2/
-.m2/*
+*/.git/*
 */.m2/*
+*/.gradle/*
 */*-backup/*
 */*-backups/*
 */backup/*
@@ -25,11 +25,8 @@ world-*.zip
 */Log/*
 */logs/*
 */Logs/*
+*/mods/*
 */multicraft/*
 */node_modules/*
 */temp/*
 */tmp/*
-
-Survival/resource/*
-Survival/resource_nether/*
-Survival/resource_the_end/*
diff --git a/sys.exclude b/sys.exclude
index 7b4e2b0..3ee3005 100644
--- a/sys.exclude
+++ b/sys.exclude
@@ -1,9 +1,11 @@
 /backup
 /bin
+/boot
 /dev
 /home
 /srv
 /lost+found
+/lib
 /lib32
 /lib64
 /media
@@ -19,15 +21,23 @@
 /usr/lib
 /usr/sbin
 /usr/share
+/usr/src
 /var/lib/apt
+/var/lib/aspell
 /var/lib/dpkg
 /var/lib/ghostscript
+/var/lib/mlocate
 /var/lib/mysql
+/var/lib/smartmontools
 
 *.log
 *.log.*
 *.tar.gz
 
+*/.git/*
+*/.npm/*
+*/.gradle/*
+*/.m2/*
 */*-backup/*
 */*-backups/*
 */backup/*
@@ -44,4 +54,4 @@
 */Logs/*
 */node_modules/*
 */temp/*
-*/tmp/*
\ No newline at end of file
+*/tmp/*