ExecutableSystem & ExecutablesReviewed 2026-07-31

.dll

Windows library file that exports code and data for other programs.

About this format

DLL files contain reusable code and resources used by Windows applications. A malicious DLL can be loaded by a trusted program, which makes the source important.

Safety guidance

Executable library file type. Load only DLL files from the application or publisher that requires them.

Compatible software