VideoTek is a Tektronix-like waveform monitor for Avisynth written by Francesco Bucciantini (aka FranceBB).
Special thanks to Stainless and magiblot
picture (top left), luma (top right)
chroma (bottom left), audio channels and Lissajou (bottom right)
Resolution, framerate, BitDepth (bottom left), Timecode (bottom right)