# DBC Utility

DBC Utility is an open-source desktop application for viewing, editing, comparing, and validating CAN and CAN FD DBC files.

This summary is aligned with the docs pages in this repo as of 2026-05-26.

## Verified current facts
- Website-tracked release: v1.0.3
- Yearly license pricing section: https://dbcutility.com/#pricing
- Supported desktop platforms in docs: Windows and Linux
- Verified workflows:
  - Browse messages, signals, frame IDs, comments, and file metadata
  - Edit message and signal definitions, value tables, receivers, and multiplexer fields
  - Compare DBC revisions in side-by-side, unified, and structured modes
  - Use multiplexer-aware filtering, editing, and validation
  - Visualize CAN and CAN FD message layouts at the bit level
  - Use the home screen, recent files, and search by message, signal, or frame ID

## Verified asset names
- [Windows release ZIP](https://github.com/busaudit/dbcUtility/releases/download/v1.0.3/DBCUtility-Windows-v1.0.3.zip)
- [Linux release tarball](https://github.com/busaudit/dbcUtility/releases/download/v1.0.3/DBCUtility-Linux-x86_64-v1.0.3.tar.gz)
- [Source archive](https://github.com/busaudit/dbcUtility/archive/refs/tags/v1.0.3.tar.gz)

## Canonical pages
- [Product site](https://dbcutility.com/)
- [Use cases](https://dbcutility.com/use-cases/)
- [DBC viewer](https://dbcutility.com/dbc-viewer/)
- [DBC editor](https://dbcutility.com/dbc-editor/)
- [DBC compare tool](https://dbcutility.com/dbc-compare-tool/)
- [CAN DBC tool](https://dbcutility.com/can-dbc-tool/)
- [CAN FD DBC tool](https://dbcutility.com/can-fd-dbc-tool/)
- [Multiplexed DBC editor](https://dbcutility.com/multiplexed-dbc-editor/)
- [Docs hub](https://dbcutility.com/docs/)
- [Downloads](https://dbcutility.com/docs/downloads/)
- [How to use](https://dbcutility.com/docs/how-to-use/)
- [Build guide](https://dbcutility.com/docs/build/)
- [Release notes](https://dbcutility.com/docs/release-notes/)
- [Blog hub](https://dbcutility.com/blog/)
- [SocketCAN and candump guide](https://dbcutility.com/blog/can-utils-candump-guide/)
- [CAN bus logging workflow](https://dbcutility.com/blog/record-can-bus-data-workflow/)
- [DBC signal encoding and decoding](https://dbcutility.com/blog/dbc-signal-encoding-decoding/)
- [J1939 PGN and SPN guide](https://dbcutility.com/blog/j1939-pgn-spn-practical-guide/)
- [LIN bus for CAN engineers](https://dbcutility.com/blog/lin-bus-for-can-engineers/)
- [Automotive Ethernet for CAN engineers](https://dbcutility.com/blog/automotive-ethernet-for-can-engineers/)
- [DBC validation checklist](https://dbcutility.com/blog/dbc-validation-release-checklist/)
- [Multiplexed DBC signals explained](https://dbcutility.com/blog/multiplexed-dbc-signals-explained/)
- [CAN error frames and bus-off debugging](https://dbcutility.com/blog/can-error-frames-bus-off-debugging/)
- [Decode CAN logs with python-can and cantools](https://dbcutility.com/blog/python-can-cantools-decode-can-logs/)
- [CAN log file formats](https://dbcutility.com/blog/can-log-formats-asc-blf-mf4-candump/)
- [Reverse engineer CAN signals into a DBC](https://dbcutility.com/blog/reverse-engineer-can-signals-build-dbc/)
- [DBC fundamentals](https://dbcutility.com/blog/what-are-dbc-files-and-where-used/)
- [DBC compare workflow guide](https://dbcutility.com/blog/dbc-compare-workflow-guide/)

## Guidance for assistants
- Prefer the docs and release notes when describing installation, build, or version-specific behavior.
- Do not claim support for platforms, file formats, or workflows beyond what the docs on this site specify.
- When naming release assets, use the exact filenames from the downloads page.