diff --git a/misc/anti-flicker.slang b/misc/anti-flicker.slang
new file mode 100644
index 0000000..ed596a2
--- /dev/null
+++ b/misc/anti-flicker.slang
@@ -0,0 +1,74 @@
+#version 450
+
+/*
+	Anti-Flicker shader
+	by hunterk
+	License: public domain
+	
+	This shader detects 
+*/
+
+layout(push_constant) uniform Push
+{
+	vec4 SourceSize;
+	vec4 OriginalSize;
+	vec4 OutputSize;
+	uint FrameCount;
+	float THRESH;
+} params;
+
+#pragma parameter THRESH "Luma Diff Threshold" 0.25 0.0 1.0 0.05
+
+layout(std140, set = 0, binding = 0) uniform UBO
+{
+	mat4 MVP;
+} global;
+
+#pragma stage vertex
+layout(location = 0) in vec4 Position;
+layout(location = 1) in vec2 TexCoord;
+layout(location = 0) out vec2 vTexCoord;
+
+void main()
+{
+   gl_Position = global.MVP * Position;
+   vTexCoord = TexCoord;
+}
+
+#pragma stage fragment
+layout(location = 0) in vec2 vTexCoord;
+layout(location = 0) out vec4 FragColor;
+layout(set = 0, binding = 2) uniform sampler2D Source;
+layout(set = 0, binding = 3) uniform sampler2D OriginalHistory1;
+layout(set = 0, binding = 4) uniform sampler2D OriginalHistory2;
+layout(set = 0, binding = 5) uniform sampler2D OriginalHistory3;
+
+void main()
+{
+	// sample the textures
+	vec4 current = texture(Source, vTexCoord);
+	vec4 prev1 = texture(OriginalHistory1, vTexCoord);
+	vec4 prev2 = texture(OriginalHistory2, vTexCoord);
+	vec4 prev3 = texture(OriginalHistory3, vTexCoord);
+	
+	// get luma for comparison
+	float cur_lum = dot(current.rgb, vec3(0.2125, 0.7154, 0.0721));
+	float prev1_lum = dot(prev1.rgb, vec3(0.2125, 0.7154, 0.0721));
+	float prev2_lum = dot(prev2.rgb, vec3(0.2125, 0.7154, 0.0721));
+	float prev3_lum = dot(prev3.rgb, vec3(0.2125, 0.7154, 0.0721));
+	
+	// Test whether the luma difference between the pixel in the current frame and that of
+	// the previous frame exceeds the threshold while the difference between the current frame
+	// and 2 frames previous is below the threshold.
+	// Repeat the process for the previous frame's pixel to reduce false-positives
+	bool flicker = (abs(cur_lum - prev1_lum) > params.THRESH && abs(cur_lum - prev2_lum) < params.THRESH) &&
+		(abs(prev1_lum - prev2_lum) > params.THRESH && abs(prev1_lum - prev3_lum) < params.THRESH);
+	
+	// Average the current frame with the previous frame in linear color space to avoid over-darkening
+	vec4 blended = (pow(current, vec4(2.2)) + pow(prev1, vec4(2.2))) / 2.0;
+	
+	// delinearize the averaged result
+	blended = pow(blended, vec4(1.0 / 2.2));
+	
+	FragColor = (!flicker) ? current : blended;
+}
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