I made a ERCode generator! Featuring dual color encoding, looks more colorful than QRCode, right? Attachment: https://file.ctf.pwnable.hk/scratch-ercode_3e5cbb46411d5babe20c1f0c7081c35f.zip (900 KB)
Takes in ascii values of each character of your input and converts into binary numbers. Mark red colour for 1 while blue for 0. The longer the input, the more layers the code contains.