diff --git a/libs/ardour/ardour/well_known_enum.h b/libs/ardour/ardour/well_known_enum.h
new file mode 100644
index 0000000000..e30ee75522
--- /dev/null
+++ b/libs/ardour/ardour/well_known_enum.h
@@ -0,0 +1,85 @@
+/*
+ * Copyright (C) 2015 Robin Gareus <robin@gareus.org>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ */
+
+#ifndef _libardour_well_known_enum_h_
+#define _libardour_well_known_enum_h_
+
+namespace ARDOUR {
+
+enum WellKnownCtrl : int
+{
+	EQ_Enable,
+	EQ_Gain,
+	EQ_Freq,
+	EQ_Q,
+	EQ_Shape,
+
+	HPF_Enable,
+	HPF_Freq,
+	HPF_Slope,
+
+	LPF_Enable,
+	LPF_Freq,
+	LPF_Slope,
+
+	TapeDrive_Drive,
+	TapeDrive_Mode,
+
+	Comp_Enable,
+	Comp_Mode,
+	Comp_Threshold,
+	Comp_Makeup,
+	Comp_Ratio,
+	Comp_Attack,
+	Comp_Release,
+	Comp_KeyFilterFreq,
+	Comp_Lookahead,
+
+	Gate_Enable,
+	Gate_Mode,
+	Gate_Threshold,
+	Gate_Ratio,
+	Gate_Knee,
+	Gate_Depth,
+	Gate_Hysteresis,
+	Gate_Hold,
+	Gate_Attack,
+	Gate_Release,
+	Gate_KeyListen,
+	Gate_KeyFilterEnable,
+	Gate_KeyFilterFreq,
+	Gate_Lookahead,
+
+	Master_Limiter_Enable,
+};
+
+enum WellKnownData : int
+{
+	TapeDrive_Saturation,
+	Master_PhaseCorrelationMin,
+	Master_PhaseCorrelationMax,
+	Master_KMeter,
+	Master_LimiterRedux,
+	Comp_Meter,
+	Comp_Redux,
+	Gate_Meter,
+	Gate_Redux,
+};
+
+} /* namespace ARDOUR */
+#endif