diff --git a/.bin/dev b/.bin/dev
deleted file mode 100755
index ea16c01..0000000
--- a/.bin/dev
+++ /dev/null
@@ -1,2 +0,0 @@
-#!/bin/sh
-vim -c "'0"
diff --git a/.bin/dev-continue b/.bin/dev-continue
deleted file mode 100755
index 73667f5..0000000
--- a/.bin/dev-continue
+++ /dev/null
@@ -1,8 +0,0 @@
-#!/bin/ksh -i
-f="$(cat /var/cache/dmark)"
-cd "$(dirname "$f")"
-
-owner="$(stat -f %Su "$f")"
-doas chown sdk "$f"
-vim "$f"
-doas chown $owner "$f"
diff --git a/.bin/dev-cscope-go b/.bin/dev-cscope-go
deleted file mode 100755
index 0c05336..0000000
--- a/.bin/dev-cscope-go
+++ /dev/null
@@ -1,2 +0,0 @@
-#!/bin/sh
-cd /usr/src/sys && cscope -qkCRf /home/sdk/cscope.out "$@"
diff --git a/.bin/dev-cscope-go-definition b/.bin/dev-cscope-go-definition
deleted file mode 100755
index 78e5104..0000000
--- a/.bin/dev-cscope-go-definition
+++ /dev/null
@@ -1,2 +0,0 @@
-#!/bin/sh
-cd /usr/src/sys && cscope -qkCRf /home/sdk/cscope.out -1 "$@"
diff --git a/.bin/dev-cscope-go-symbol b/.bin/dev-cscope-go-symbol
deleted file mode 100755
index a46a061..0000000
--- a/.bin/dev-cscope-go-symbol
+++ /dev/null
@@ -1,2 +0,0 @@
-#!/bin/sh
-cd /usr/src/sys && cscope -qkCRf /home/sdk/cscope.out -0 "$@"
diff --git a/.bin/dev-dirs b/.bin/dev-dirs
deleted file mode 100755
index c10f301..0000000
--- a/.bin/dev-dirs
+++ /dev/null
@@ -1,26 +0,0 @@
-#!/bin/sh
-
-cd /usr/ports
-
-[ ! -z "$1" ] && EXTRA="-q $1"
-
-_ports=$(find \
-            /usr/ports/* \
-            /usr/ports/mystuff/* \
-            /usr/ports/openbsd-wip/* \
-                -type d \
-                -maxdepth 1 \
-            | grep -v  -E distfiles\|pobj\|plist\|CVS)
-
-_sys=$(find /usr/src/*/* -type d -maxdepth 0 \
-            | grep -v  -E distfiles\|pobj\|plist\|CVS)
-
-_system=\
-"/usr/src
-/usr/src/sys
-/usr/xenocara
-/usr/www
-/usr/ports"
-
-echo "$_ports\n$_system\n$_sys" \
-    | sort -u | fzf $EXTRA -e -i -0 -1 --preview "cat {1}/Makefile"
diff --git a/.bin/dev-fixrej b/.bin/dev-fixrej
deleted file mode 100755
index e9d7451..0000000
--- a/.bin/dev-fixrej
+++ /dev/null
@@ -1,8 +0,0 @@
-#!/bin/sh
-
-set -ex
-
-for _f in $(find . -name "*.rej")
-do
-    vim -O ${_f%*.rej} $_f
-done
diff --git a/.bin/dev-grep-other-os b/.bin/dev-grep-other-os
deleted file mode 100755
index 133ac46..0000000
--- a/.bin/dev-grep-other-os
+++ /dev/null
@@ -1,3 +0,0 @@
-#!/bin/sh
-cd /home/sdk/code \
-&& ugrep -ir "$@" *-src
diff --git a/.bin/dev-here b/.bin/dev-here
deleted file mode 100755
index 2399f00..0000000
--- a/.bin/dev-here
+++ /dev/null
@@ -1,29 +0,0 @@
-#!/bin/sh
-. ~/.bin/_config
-set -xe
-
-# save dev bookmark
-DEVDIR="${PWD}"
-echo "${DEVDIR}" > "${DEVDIRPATH}/dir"
-
-# create files list
-find "${DEVDIR}" -type f \
-            \( -name "*.c" \
-            -o -name "*.cc" \
-            -o -name "*.cpp" \
-            -o -name "*.c" \
-            -o -name "*.h" \
-            -o -name "*.hh" \
-            -o -name "*.hpp" \
-            \) > ${DEVDIRPATH}/files
-
-# create cscope database
-cscope -qbkCRvf ${DEVDIRPATH}/cscope.out -i${DEVDIRPATH}/files
-
-# create tags file
-uctags --sort=yes \
-       --fields=afiksSt \
-       --extras=fq \
-       --totals=yes \
-       -L ${DEVDIRPATH}/files \
-       -f ${DEVDIRPATH}/tags
diff --git a/.bin/dev-here-openbsd b/.bin/dev-here-openbsd
deleted file mode 100755
index d1339ef..0000000
--- a/.bin/dev-here-openbsd
+++ /dev/null
@@ -1,46 +0,0 @@
-#!/bin/sh
-. ~/.bin/_config
-doas chown -R sdk /home/sdk/.dev
-set -xe
-
-# save dev bookmark
-DEVDIR="${PWD}"
-echo "${DEVDIR}" > "/home/sdk/.dev/dir"
-
-# create files list
-find "${DEVDIR}" /usr/local/include /usr/xenocara/{lib,proto} -type f \
-            \( -name "*.c" \
-            -o -name "*.h" \
-            \) -not \
-            \( -path "*/gnu/*" \
-            -o -path "*/share/*" \
-            -o -path "*/alpha/*" \
-            -o -path "*/arm/*" \
-            -o -path "*/arm64/*" \
-            -o -path "*/armv7/*" \
-            -o -path "*/hppa/*" \
-            -o -path "*/i386/*" \
-            -o -path "*/landisk/*" \
-            -o -path "*/loongson/*" \
-            -o -path "*/luna88k/*" \
-            -o -path "*/m88k/*" \
-            -o -path "*/macppc/*" \
-            -o -path "*/mips64/*" \
-            -o -path "*/octeon/*" \
-            -o -path "*/powerpc/*" \
-            -o -path "*/powerpc64/*" \
-            -o -path "*/riscv64/*" \
-            -o -path "*/sh/*" \
-            -o -path "*/sparc64/*" \
-            \) > /home/sdk/.dev/files
-
-# create cscope database
-cscope -qbkCRvf /home/sdk/.dev/cscope.out -i/home/sdk/.dev/files
-
-# create tags file
-ectags --sort=yes \
-       --fields=afiksSt \
-       --extra=fq \
-       --totals=yes \
-       -L /home/sdk/.dev/files \
-       -f /home/sdk/.dev/tags
diff --git a/.bin/dev-here-with-system-includes b/.bin/dev-here-with-system-includes
deleted file mode 100755
index 311466f..0000000
--- a/.bin/dev-here-with-system-includes
+++ /dev/null
@@ -1,29 +0,0 @@
-#!/bin/sh
-. ~/.bin/_config
-doas chown -R sdk /home/sdk/.dev
-set -xe
-
-# save dev bookmark
-DEVDIR="${PWD}"
-echo "${DEVDIR}" > "/home/sdk/.dev/dir"
-
-# create files list
-find "${DEVDIR}" /usr/include /usr/local/include -type f \
-            \( -name "*.c" \
-            -o -name "*.cc" \
-            -o -name "*.cpp" \
-            -o -name "*.h" \
-            -o -name "*.hh" \
-            -o -name "*.hpp" \
-            \) > /home/sdk/.dev/files
-
-# create cscope database
-cscope -qbkCRvf /home/sdk/.dev/cscope.out -i/home/sdk/.dev/files
-
-# create tags file
-ectags --sort=yes \
-       --fields=afiksSt \
-       --extra=fq \
-       --totals=yes \
-       -L /home/sdk/.dev/files \
-       -f /home/sdk/.dev/tags
diff --git a/.bin/dev-portroach b/.bin/dev-portroach
deleted file mode 100755
index 8adf032..0000000
--- a/.bin/dev-portroach
+++ /dev/null
@@ -1,2 +0,0 @@
-#!/bin/sh
-portroach-cli -m codevoid
diff --git a/.ksh/porttools.ksh b/.ksh/porttools.ksh
index 589c94a..c46a020 100644
--- a/.ksh/porttools.ksh
+++ b/.ksh/porttools.ksh
@@ -62,6 +62,20 @@ alias proot-rebuild="_prootrebuild"
 alias proot-shell="_prootshell"
 alias dpb-make="_dpbmake"
 
+# other
+alias port-roach="portroach-cli -m codevoid"
+alias developers="_listdevs"
+
+_listdevs() {
+    ssh $ME@cvs.openbsd.org 'fgrep -v ksh- /etc/passwd' \
+        | egrep 111\|122 \
+        | grep -v gitsync \
+        | cut -d: -f1,5 | tr -s ',' \
+        | sed 's/,/, /g;s/,[, ]*$//g' \
+        | column -s":" -t \
+        | fzf -i -e
+}
+
 
 #
 # FUNCTIONS