diff --git a/pytest.ini b/pytest.ini
index 6423a6c4..dd02f255 100644
--- a/pytest.ini
+++ b/pytest.ini
@@ -3,3 +3,6 @@ python_files = tests/test_plot/test_*.py
 markers =
     webtest: mark a test as a webtest.
     slow: mark test as slow.
+    kicad2step: uses kicad2step tool
+    eeschema: uses eeschema tool
+    pcbnew: uses pcbnew tool
diff --git a/tests/test_plot/test_misc.py b/tests/test_plot/test_misc.py
index 9d5e9f43..d9ceb3bb 100644
--- a/tests/test_plot/test_misc.py
+++ b/tests/test_plot/test_misc.py
@@ -744,6 +744,7 @@ def check_makefile(ctx, mkfile, prj, dbg, txt):
 
 
 @pytest.mark.slow
+@pytest.mark.kicad2step
 def test_makefile_1(test_dir):
     prj = 'test_v5'
     ctx = context.TestContext(test_dir, prj, 'makefile_1')
@@ -755,6 +756,7 @@ def test_makefile_1(test_dir):
 
 
 @pytest.mark.slow
+@pytest.mark.kicad2step
 def test_makefile_2(test_dir):
     prj = 'test_v5'
     ctx = context.TestContext(test_dir, prj, 'makefile_1')
@@ -939,6 +941,7 @@ def test_cli_order(test_dir):
 
 
 @pytest.mark.slow
+@pytest.mark.eeschema
 def test_qr_lib_1(test_dir):
     prj = 'qr_test/qr_test'
     ctx = context.TestContext(test_dir, prj, 'qr_lib_1', POS_DIR)
@@ -1001,6 +1004,7 @@ def test_report_simple_1(test_dir):
 
 
 @pytest.mark.slow
+@pytest.mark.eeschema
 def test_report_simple_2(test_dir):
     prj = 'light_control'
     ctx = context.TestContext(test_dir, prj, 'report_simple_2', POS_DIR)
@@ -1160,6 +1164,7 @@ def test_annotate_pcb_tbrl_small_grid(test_dir):
 
 
 @pytest.mark.slow
+@pytest.mark.pcbnew
 def test_gencad_1(test_dir):
     prj = 'gencad'
     ctx = context.TestContext(test_dir, prj, 'gencad_1')
@@ -1177,6 +1182,7 @@ def test_gencad_1(test_dir):
 
 
 @pytest.mark.slow
+@pytest.mark.pcbnew
 def test_quick_start_1(test_dir):
     """ Very naive test to see if it doesn't crash """
     prj = 'light_control'
@@ -1217,6 +1223,7 @@ def test_quick_start_1(test_dir):
 
 
 @pytest.mark.slow
+@pytest.mark.eeschema
 def test_netlist_classic_1(test_dir):
     prj = 'light_control'
     dir_o = 'Export'
@@ -1226,6 +1233,7 @@ def test_netlist_classic_1(test_dir):
 
 
 @pytest.mark.slow
+@pytest.mark.pcbnew
 def test_netlist_ipc_1(test_dir):
     prj = 'light_control'
     dir_o = 'Export'
diff --git a/tests/test_plot/test_preflight.py b/tests/test_plot/test_preflight.py
index caae208a..4c2492a8 100644
--- a/tests/test_plot/test_preflight.py
+++ b/tests/test_plot/test_preflight.py
@@ -24,6 +24,7 @@ from kibot.misc import DRC_ERROR, ERC_ERROR, BOM_ERROR, CORRUPTED_PCB, CORRUPTED
 
 
 @pytest.mark.slow
+@pytest.mark.eeschema
 def test_erc_1(test_dir):
     prj = 'bom'
     ctx = context.TestContext(test_dir, prj, 'erc', '')
@@ -34,6 +35,7 @@ def test_erc_1(test_dir):
 
 
 @pytest.mark.slow
+@pytest.mark.eeschema
 def test_erc_fail_1(test_dir):
     """ Using an SCH with ERC errors """
     prj = 'fail-erc'
@@ -53,6 +55,7 @@ def test_erc_fail_2(test_dir):
 
 
 @pytest.mark.slow
+@pytest.mark.eeschema
 def test_erc_warning_1(test_dir):
     """ Using an SCH with ERC warnings """
     prj = 'warning-project'
@@ -65,6 +68,7 @@ def test_erc_warning_1(test_dir):
 
 
 @pytest.mark.slow
+@pytest.mark.eeschema
 def test_erc_warning_2(test_dir):
     """ Using an SCH with ERC warnings as errors """
     prj = 'warning-project'
@@ -136,6 +140,7 @@ def test_drc_time_out(test_dir):
 
 
 @pytest.mark.slow
+@pytest.mark.eeschema
 def test_update_xml_1(test_dir):
     prj = 'bom'
     ctx = context.TestContext(test_dir, prj, 'update_xml', '')
@@ -156,6 +161,7 @@ def test_update_xml_1(test_dir):
 
 
 @pytest.mark.slow
+@pytest.mark.eeschema
 def test_update_xml_fail(test_dir):
     """ Using a dummy SCH """
     prj = '3Rs'
diff --git a/tests/test_plot/test_print_pcb.py b/tests/test_plot/test_print_pcb.py
index 6ee54cad..d6f75d24 100644
--- a/tests/test_plot/test_print_pcb.py
+++ b/tests/test_plot/test_print_pcb.py
@@ -18,6 +18,7 @@ PDF_FILE_C = 'PCB_Bot_def.pdf'
 
 
 @pytest.mark.slow
+@pytest.mark.pcbnew
 def test_print_pcb_simple(test_dir):
     prj = 'bom'
     ctx = context.TestContext(test_dir, prj, 'print_pcb', PDF_DIR)
@@ -28,6 +29,7 @@ def test_print_pcb_simple(test_dir):
 
 
 @pytest.mark.slow
+@pytest.mark.pcbnew
 def test_print_pcb_svg_simple_1(test_dir):
     prj = 'bom'
     ctx = context.TestContext(test_dir, prj, 'print_pcb_svg')
@@ -40,6 +42,7 @@ def test_print_pcb_svg_simple_1(test_dir):
 
 
 @pytest.mark.slow
+@pytest.mark.pcbnew
 def test_print_pcb_svg_simple_2(test_dir):
     """ Check the portrait version is OK """
     prj = 'bom_portrait'
@@ -53,6 +56,7 @@ def test_print_pcb_svg_simple_2(test_dir):
 
 
 @pytest.mark.slow
+@pytest.mark.pcbnew
 def test_print_pcb_refill_1(test_dir):
     prj = 'zone-refill'
     ctx = context.TestContext(test_dir, prj, 'print_pcb_zone-refill')
@@ -63,6 +67,7 @@ def test_print_pcb_refill_1(test_dir):
 
 
 @pytest.mark.slow
+@pytest.mark.pcbnew
 def test_print_pcb_refill_2(test_dir):
     """ Using KiCad 6 colors """
     if context.ki5():
@@ -76,6 +81,7 @@ def test_print_pcb_refill_2(test_dir):
 
 
 @pytest.mark.slow
+@pytest.mark.pcbnew
 def test_print_variant_1(test_dir):
     prj = 'kibom-variant_3_txt'
     ctx = context.TestContext(test_dir, prj, 'print_pcb_variant_1')
@@ -89,6 +95,7 @@ def test_print_variant_1(test_dir):
 
 
 @pytest.mark.slow
+@pytest.mark.pcbnew
 def test_print_pcb_options(test_dir):
     prj = 'bom'
     ctx = context.TestContext(test_dir, prj, 'print_pcb_options', PDF_DIR)
@@ -100,6 +107,7 @@ def test_print_pcb_options(test_dir):
 
 
 @pytest.mark.slow
+@pytest.mark.pcbnew
 def test_print_wrong_paste(test_dir):
     prj = 'wrong_paste'
     ctx = context.TestContext(test_dir, prj, 'wrong_paste', PDF_DIR)
@@ -111,6 +119,7 @@ def test_print_wrong_paste(test_dir):
 
 
 @pytest.mark.slow
+@pytest.mark.pcbnew
 def test_pcb_print_simple_1(test_dir):
     prj = 'light_control'
     ctx = context.TestContext(test_dir, prj, 'pcb_print_2')
diff --git a/tests/test_plot/test_print_sch.py b/tests/test_plot/test_print_sch.py
index c8a98476..c4de33d4 100644
--- a/tests/test_plot/test_print_sch.py
+++ b/tests/test_plot/test_print_sch.py
@@ -27,6 +27,7 @@ cov = coverage.Coverage()
 
 
 @pytest.mark.slow
+@pytest.mark.eeschema
 def test_print_sch_ok(test_dir):
     prj = 'bom_no_xml'  # bom has meta data, here we test no meta-data
     ctx = context.TestContext(test_dir, prj, 'print_sch')
@@ -37,6 +38,7 @@ def test_print_sch_ok(test_dir):
 
 
 @pytest.mark.slow
+@pytest.mark.eeschema
 def test_print_sch_fail(test_dir):
     prj = 'print_err'
     ctx = context.TestContextSCH(test_dir, prj, 'print_sch')
@@ -46,6 +48,7 @@ def test_print_sch_fail(test_dir):
 
 
 @pytest.mark.slow
+@pytest.mark.eeschema
 def test_print_sch_svg_ok(test_dir):
     prj = 'bom_no_xml'  # bom has meta data, here we test no meta-data
     ctx = context.TestContext(test_dir, prj, 'print_sch_svg')
@@ -56,6 +59,7 @@ def test_print_sch_svg_ok(test_dir):
 
 
 @pytest.mark.slow
+@pytest.mark.eeschema
 def test_print_sch_svg_fail(test_dir):
     prj = 'print_err'
     ctx = context.TestContext(test_dir, prj, 'print_sch_svg')
@@ -103,6 +107,7 @@ def test_sch_variant_ni_2(test_dir):
 
 
 @pytest.mark.slow
+@pytest.mark.eeschema
 def test_print_sch_variant_ni_1(test_dir):
     """ Using a variant """
     prj = 'test_v5_wks'  # Is the most complete, contains every KiCad object I know
@@ -116,6 +121,7 @@ def test_print_sch_variant_ni_1(test_dir):
 
 
 @pytest.mark.slow
+@pytest.mark.eeschema
 def test_print_sch_svg_variant_ni_1(test_dir):
     """ SVG using a variant """
     prj = 'test_v5'  # Is the most complete, contains every KiCad object I know
@@ -129,6 +135,7 @@ def test_print_sch_svg_variant_ni_1(test_dir):
 
 
 @pytest.mark.slow
+@pytest.mark.eeschema
 def test_print_sch_variant_ni_2(test_dir):
     """ Using a filter """
     prj = 'test_v5'  # Is the most complete, contains every KiCad object I know
diff --git a/tests/test_plot/test_step.py b/tests/test_plot/test_step.py
index 537a22d8..61e4034a 100644
--- a/tests/test_plot/test_step.py
+++ b/tests/test_plot/test_step.py
@@ -19,6 +19,7 @@ STEP_DIR = '3D'
 
 
 @pytest.mark.slow
+@pytest.mark.kicad2step
 def test_step_1(test_dir):
     prj = 'bom'
     ctx = context.TestContext(test_dir, prj, 'step_simple', STEP_DIR)
@@ -34,6 +35,7 @@ def test_step_1(test_dir):
 
 
 @pytest.mark.slow
+@pytest.mark.kicad2step
 def test_step_2(test_dir):
     prj = 'bom_fake_models'
     yaml = 'step_simple_2'
@@ -48,6 +50,7 @@ def test_step_2(test_dir):
 
 
 @pytest.mark.slow
+@pytest.mark.kicad2step
 def test_step_3(test_dir):
     prj = 'bom'
     ctx = context.TestContext(test_dir, prj, 'step_simple_3', STEP_DIR)
@@ -58,6 +61,7 @@ def test_step_3(test_dir):
 
 
 @pytest.mark.slow
+@pytest.mark.kicad2step
 def test_step_gl_env(test_dir):
     prj = 'bom'
     ctx = context.TestContext(test_dir, prj, 'step_gl_env', STEP_DIR)
@@ -73,6 +77,7 @@ def test_step_gl_env(test_dir):
 
 
 @pytest.mark.slow
+@pytest.mark.kicad2step
 def test_step_variant_1(test_dir):
     prj = 'kibom-variant_3'
     ctx = context.TestContext(test_dir, prj, 'step_variant_1')
@@ -85,6 +90,7 @@ def test_step_variant_1(test_dir):
 
 
 @pytest.mark.slow
+@pytest.mark.pcbnew
 def test_render_3d_variant_1(test_dir):
     # Text variables to ensure they are rendered.
     # Traces