diff --git a/tests/scripts/all.sh b/tests/scripts/all.sh
index 06d9c5c35..fb9e50f99 100755
--- a/tests/scripts/all.sh
+++ b/tests/scripts/all.sh
@@ -120,6 +120,7 @@ pre_initialize_variables () {
     append_outcome=0
     MEMORY=0
     FORCE=0
+    QUIET=0
     KEEP_GOING=0
 
     : ${MBEDTLS_TEST_OUTCOME_FILE=}
@@ -200,6 +201,7 @@ Special options:
   --list-components     List components supported on this platform and exit.
 
 General options:
+  -q|--quiet            Only output component names, and errors if any.
   -f|--force            Force the tests to overwrite any modified files.
   -k|--keep-going       Run all tests and report errors at the end.
   -m|--memory           Additional optional memory tests.
@@ -215,6 +217,7 @@ General options:
      --no-force         Refuse to overwrite modified files (default).
      --no-keep-going    Stop at the first error (default).
      --no-memory        No additional memory tests (default).
+     --no-quiet         Print full ouput from components.
      --out-of-source-dir=<path>  Directory used for CMake out-of-source build tests.
      --outcome-file=<path>  File where test outcomes are written (not done if
                             empty; default: \$MBEDTLS_TEST_OUTCOME_FILE).
@@ -288,6 +291,11 @@ msg()
     else
         current_section="$1"
     fi
+
+    if [ $QUIET -eq 1 ]; then
+        return
+    fi
+
     echo ""
     echo "******************************************************************"
     echo "* $current_section "
@@ -363,11 +371,13 @@ pre_parse_command_line () {
             --no-force) FORCE=0;;
             --no-keep-going) KEEP_GOING=0;;
             --no-memory) MEMORY=0;;
+            --no-quiet) QUIET=0;;
             --openssl) shift; OPENSSL="$1";;
             --openssl-legacy) shift; OPENSSL_LEGACY="$1";;
             --openssl-next) shift; OPENSSL_NEXT="$1";;
             --outcome-file) shift; MBEDTLS_TEST_OUTCOME_FILE="$1";;
             --out-of-source-dir) shift; OUT_OF_SOURCE_DIR="$1";;
+            --quiet|-q) QUIET=1;;
             --random-seed) unset SEED;;
             --release-test|-r) SEED=1;;
             --seed|-s) shift; SEED="$1";;
@@ -449,7 +459,7 @@ pre_setup_keep_going () {
             failure_summary="$failure_summary
 $text"
             failure_count=$((failure_count + 1))
-            echo "${start_red}^^^^$text^^^^${end_color}"
+            echo "${start_red}^^^^$text^^^^${end_color}" >&2
         fi
     }
     make () {
@@ -495,6 +505,18 @@ not() {
     ! "$@"
 }
 
+pre_setup_quiet_redirect () {
+    if [ $QUIET -ne 1 ]; then
+        redirect_out () {
+            "$@"
+        }
+    else
+        redirect_out () {
+            "$@" >/dev/null
+        }
+    fi
+}
+
 pre_prepare_outcome_file () {
     case "$MBEDTLS_TEST_OUTCOME_FILE" in
       [!/]*) MBEDTLS_TEST_OUTCOME_FILE="$PWD/$MBEDTLS_TEST_OUTCOME_FILE";;
@@ -505,6 +527,10 @@ pre_prepare_outcome_file () {
 }
 
 pre_print_configuration () {
+    if [ $QUIET -eq 1 ]; then
+        return
+    fi
+
     msg "info: $0 configuration"
     echo "MEMORY: $MEMORY"
     echo "FORCE: $FORCE"
@@ -579,6 +605,11 @@ pre_check_tools () {
                         "$ARMC6_CC" "$ARMC6_AR" "$ARMC6_FROMELF";;
     esac
 
+    # past this point, no call to check_tool, only printing output
+    if [ $QUIET -eq 1 ]; then
+        return
+    fi
+
     msg "info: output_env.sh"
     case $RUN_COMPONENTS in
         *_armcc*)
@@ -1889,10 +1920,15 @@ run_component () {
     dd if=/dev/urandom of=./tests/seedfile bs=64 count=1 >/dev/null 2>&1
 
     # Run the component code.
-    "$@"
+    if [ $QUIET -eq 1 ]; then
+        # msg() is silenced, so just print the component name here
+        echo "${current_component#component_}"
+    fi
+    redirect_out "$@"
 
     # Restore the build tree to a clean state.
     cleanup
+    current_component=""
 }
 
 # Preliminary setup
@@ -1910,6 +1946,7 @@ else
         "$@"
     }
 fi
+pre_setup_quiet_redirect
 pre_prepare_outcome_file
 pre_print_configuration
 pre_check_tools