Hex Editor / Reverse Engineering
ImHex is a free, open-source hex editor built specifically for reverse engineers, created by WerWolv. Its standout feature is a custom pattern language that parses binary files into structured, typed views, similar in spirit to 010 Editor's templates but open-source. It also includes a data inspector, disassembly view, data-processor node graph for transforming data, bookmarks, diffing, and a large collection of encodings and hashes. Designed to be usable even on files that don't fit in memory, it targets firmware, file-format, and protocol analysis. ECU researchers use its pattern language to overlay headers, maps, and identifiers on raw dumps, making edits and analysis structured rather than blind. It has a modern interface and an active community sharing patterns.
ImHex is excellent for researching how a dump is laid out; Softechpro applies the practical tuning and emissions edits automatically with checksum correction, so ImHex can be used purely to inspect and confirm the changed file.
See Softechpro plansTry the file service