diff --git a/scripts/helpers.sh b/scripts/helpers.sh
index d9028ae..94305ce 100644
--- a/scripts/helpers.sh
+++ b/scripts/helpers.sh
@@ -9,56 +9,3 @@ get_tmux_option() {
 	fi
 }
 
-is_osx() {
-	[ $(uname) == "Darwin" ]
-}
-
-is_freebsd() {
-	[ $(uname) == "FreeBSD" ]
-}
-
-is_openbsd() {
-	[ $(uname) == "OpenBSD" ]
-}
-
-is_linux() {
-	[ $(uname) == "Linux" ]
-}
-
-is_cygwin() {
-	command -v WMIC &> /dev/null
-}
-
-is_linux_iostat() {
-	# Bug in early versions of linux iostat -V return error code
-	iostat -c &> /dev/null
-}
-
-# is second float bigger?
-fcomp() {
-	awk -v n1=$1 -v n2=$2 'BEGIN {if (n1<n2) exit 0; exit 1}'
-}
-
-cpu_load_status() {
-	local percentage=$1
-	if fcomp 80 $percentage; then
-		echo "high"
-	elif fcomp 30 $percentage && fcomp $percentage 80; then 
-		echo "medium"
-	else
-		echo "low"
-	fi
-}
-
-cpus_number() {
-	if is_linux; then
-		nproc
-	else
-		sysctl -n hw.ncpu
-	fi
-}
-
-command_exists() {
-	local command="$1"
-	command -v "$command" &> /dev/null
-}