frei0r.squareblur
frei0r.distort0r
frei0r.water
+frei0r.facedetect
# duplicate effects
frei0r.gamma
frei0r.bw0r
frei0r.flippo
frei0r.invert0r
+frei0r.twolay0r
+
+# effects with XML UI
+frei0r.balanc0r
+frei0r.colordistance
+frei0r.scale0tilt
+frei0r.contrast0r
+frei0r.brightness
+frei0r.lenscorrection
+frei0r.saturat0r
+frei0r.vertigo
+frei0r.curves
+frei0r.levels
+frei0r.three_point_balance
+frei0r.tint0r