How to open .BSD files on Linux

To open .BSD files on Linux, in a file manager, check the detected type; many distributions map *.bsd to chemical/x-crossfire via shared-mime-info.

Step-by-step instructions

  1. In a file manager, check the detected type; many distributions map *.bsd to chemical/x-crossfire via shared-mime-info.
  2. Try opening it with the chemistry/Crossfire-compatible application you use for chemical data; if none is associated, set an application association via “Open With…”.
  3. If detection is wrong or it still will not open, verify the file source and request an export to a better-supported format.

Common issues

The file opens with the wrong app or shows as an unknown type

.BSD is not universally recognized across operating systems, and the chemical/x-crossfire identification is primarily a desktop MIME-database convention rather than an official, globally registered media type.

  1. Ask the sender what application created the file and whether it is a Beilstein Crossfire/Crossfire-related export.
  2. On Linux, update/rebuild MIME databases if needed and re-associate the file to the correct application via “Open With…”.
  3. Open from within the intended chemistry application using an Import/Open command instead of double-click.

“File is corrupted” or import fails

The file may be incomplete (transfer/download issue) or not actually a Crossfire/Beilstein file despite the .bsd extension.

  1. Re-download or re-copy the file and compare file size/checksum if the sender can provide one.
  2. Verify the format with the sender; request a fresh export from the source system.
  3. If you suspect the extension is misleading, identify it by content on a desktop system before trying other tools.

No software available on mobile to view it

Crossfire/Beilstein .BSD files are specialized chemical data files and typically require desktop chemistry software; mobile platforms often lack compatible viewers/importers.

  1. Transfer the file to a desktop OS where the appropriate chemistry/Crossfire-compatible tool is available.
  2. Ask the sender for an export to a more commonly supported chemistry interchange format used by your toolchain.

Security note

.BSD (chemical/x-crossfire) is a data file, but it may still trigger vulnerabilities in complex file parsers; only open it in trusted, up-to-date chemistry software, especially if it came from an untrusted source.

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