HT Editor is a file editor or viewer for executables that combine the functionality of a debugger and the usability of an IDE. HT Editor is a file editor, analyzer, or viewer for executables. The goal is to combine the low-level functionality of a debugger and the usability of IDEs. We aim towards a perfect hex-editing ability and support of the most important file formats. PE, LE, NE, MZ, COFF, LZ, and ELF executables are supported.