ChekakStore/Công cụ/Hex EncodeMã hóa🔢Hex EncodeText to hex (UTF-8)Mở trên tools.chekak.storetools.chekak.store/tool/hex-encodeText to hex (UTF-8)Công cụ liên quan📤Base64 EncodeEncode text to Base64📥Base64 DecodeDecode Base64 to text🔗URL EncodePercent-encode URL🔓URL DecodeDecode URL-encoded string🔣Hex DecodeHex to text🧷HTML EscapeEscape HTML special chars