diff --git a/core/etc/grs/world.conf b/core/etc/grs/world.conf
index 8bc0c21..b0a9f98 100644
--- a/core/etc/grs/world.conf
+++ b/core/etc/grs/world.conf
@@ -4032,9 +4032,6 @@ package.use : dev-util/boost-build:0 -examples -test python
 package.use : dev-util/cccc:0 -apidoc -debug -doc -mfc
 package.accept_keywords : =dev-util/cccc-3.1.5 ~amd64
 
-[dev-util/cdecl:0]
-package.use : dev-util/cdecl:0 readline
-
 [dev-util/cmake:0]
 package.use : dev-util/cmake:0 -doc -emacs -qt5 -system-jsoncpp -test ncurses qt4
 
@@ -4044,9 +4041,6 @@ package.use : dev-util/cppi:0 -nls
 [dev-util/cppunit:0]
 package.use : dev-util/cppunit:0 -doc -examples static-libs
 
-[dev-util/crow-designer:0]
-package.use : dev-util/crow-designer:0 -nls
-
 [dev-util/cscope:0]
 package.use : dev-util/cscope:0 -emacs
 
@@ -4071,9 +4065,6 @@ package.use : dev-util/diffball:0 -debug
 [dev-util/difffilter:0]
 package.use : dev-util/difffilter:0 -doc
 
-[dev-util/duma:0]
-package.use : dev-util/duma:0 -examples
-
 [dev-util/elfkickers:0]
 package.use : dev-util/elfkickers:0 -doc
 
@@ -4110,9 +4101,6 @@ package.use : dev-util/patchutils:0 -test
 [dev-util/pkgconfig:0]
 package.use : dev-util/pkgconfig:0 -internal-glib hardened
 
-[dev-util/qdevelop:0]
-package.use : dev-util/qdevelop:0 -debug -plugins
-
 [dev-util/quilt:0]
 package.use : dev-util/quilt:0 -emacs -graphviz
 
diff --git a/core/var/lib/portage/world.CYCLE.4 b/core/var/lib/portage/world.CYCLE.4
index 81a8759..46dd111 100644
--- a/core/var/lib/portage/world.CYCLE.4
+++ b/core/var/lib/portage/world.CYCLE.4
@@ -1349,7 +1349,6 @@ dev-util/astyle
 dev-util/bcpp
 dev-util/catfish
 dev-util/cccc
-dev-util/cdecl
 dev-util/cdiff
 dev-util/cgdb
 dev-util/cgvg
@@ -1360,13 +1359,11 @@ dev-util/comparator
 dev-util/cppi
 dev-util/cproto
 dev-util/cpuinfo-collection
-dev-util/crow-designer
 dev-util/d-feet
 dev-util/difffilter
 dev-util/diffuse
 dev-util/dirdiff
 dev-util/dmake
-dev-util/duma
 dev-util/elfkickers
 dev-util/fix-la-relink-command
 dev-util/flawfinder
@@ -1374,9 +1371,7 @@ dev-util/geany-plugins
 dev-util/global
 dev-util/gnome-devel-docs
 dev-util/gource
-dev-util/intel2gas
 dev-util/jay
-dev-util/kdoc
 dev-util/ketchup
 dev-util/kscope
 dev-util/linklint
@@ -1385,7 +1380,6 @@ dev-util/memprof
 dev-util/min-cscope
 dev-util/nemiver
 dev-util/pscan
-dev-util/qdevelop
 dev-util/qmtest
 dev-util/qstlink2
 dev-util/rats
@@ -1399,11 +1393,8 @@ dev-util/ticpp
 dev-util/treecc
 dev-util/txt2regex
 dev-util/uncrustify
-dev-util/usb-robot
 dev-util/valkyrie
 dev-util/vbindiff
-dev-util/webcpp
-dev-util/weblint
 dev-util/wiggle
 dev-util/wxglade
 dev-util/xmlindent