ImHex — authorized hex / pattern editing

Last updated: · By the BinBench editorial team · Stars and releases checked via the GitHub API
For legal, authorized and educational use only. Only analyze software you own or have written permission to examine.
Quick answer

ImHex (WerWolv/ImHex) is a cross-platform hex editor with a Pattern Language for interpreting binary layouts. Cite stable v1.38.1 (2025-12-21 UTC). License is primarily GPL-2.0. Open only files you are authorized to examine.

On this page

Snapshot

FieldValue
LicenseGPL-2.0 (app; some libs LGPL-2.1 per upstream)
Latest checkedv1.38.1 (2025-12-21 UTC)
JobHex view + Pattern Language + inspectors on authorized files
PeersHex Fiend, 010 Editor comparison, binwalk

Allowed framing

  • Viewing and annotating firmware blobs, PE/ELF sections, or custom formats you own or may audit under contract.
  • Teaching Pattern Language structs in an RE course with lab samples.
  • Comparing byte layouts across authorized builds before escalating to a decompiler.

Scope we will not cover

  • No crack/keygen / DRM-bypass framing.
  • No pirate 010 Editor / commercial template redistribution.
  • No “patch this paid binary’s license bytes” cookbooks.

Beginner path (authorized only)

  1. Download v1.38.1 from the official GitHub Releases or imhex.download; record the asset SHA-256.
  2. Prefer a disposable analysis VM; snapshot before loading unknown samples.
  3. Start with a tiny file you created; explore the hex view and data inspector before writing patterns.
  4. Load or author a Pattern Language file for a format you understand; treat pattern matches as hypotheses.
  5. Escalate packed or firmware cases to specialized tools (binwalk, Ghidra) — ImHex is not a full decompiler.
Which to pick
  • Use ImHex 1.38.1 for authorized hex + pattern work across platforms.
  • Prefer Hex Fiend for huge-file macOS editing; prefer 010 Editor only with a paid license when Binary Templates are required.
  • Refuse crack and pirate framing.

For legal, authorized and educational use only.

FAQ

What is ImHex?

ImHex is an open-source hex editor aimed at reverse engineers and programmers, with a Pattern Language for structured binary layouts, data inspectors, bookmarks and multi-platform builds (Windows, macOS, Linux, and a web build).

Which version is cited?

Stable GitHub Release v1.38.1 (published 2025-12-21 UTC). Master may show 1.39.0.WIP nightlies — prefer the signed stable assets for labs (checked 2026-10-24).

What license applies?

Primarily GPL-2.0 on the application (upstream also documents LGPL-2.1 for some libraries). Read the repository LICENSE files before redistributing.

ImHex or 010 Editor / Hex Fiend?

Prefer ImHex vs 010 Editor for commercial Binary Templates pricing and ImHex vs Hex Fiend for macOS-only speed. Prefer ImHex when you want free cross-platform patterns on authorized files.

Does this teach cracking or DRM bypass?

No. Authorized inspection and education only — BinBench will not supply crack/keygen recipes or pirate installers.

Sources