Note: As of 2026, DraftSight no longer offers a free version and requires a paid license. Key Features of Enhanced DraftSight (2026 Version)
Standard DraftSight requires installation, admin rights, and leaves traces in the Windows Registry. Here is why the portable "Mega" variant is exploding in popularity: draftsight portable mega extra quality
While Dassault does not offer an official portable EXE, you can use or Thumbdrive virtualization (like Cameyo or VMware ThinApp) to repackage your licensed DraftSight. However, this is complex and often violates the EULA if you move it between multiple unlicensed machines. Note: As of 2026, DraftSight no longer offers