ChekakStore/도구/Base64 Decode인코딩📥Base64 DecodeDecode Base64 to texttools.chekak.store에서 열기tools.chekak.store/tool/base64-decodeDecode Base64 to text관련 도구📤Base64 EncodeEncode text to Base64🔗URL EncodePercent-encode URL🔓URL DecodeDecode URL-encoded string🔢Hex EncodeText to hex (UTF-8)🔣Hex DecodeHex to text🧷HTML EscapeEscape HTML special chars