If you simply need to open/edit old .dwg files from AutoCAD 2007, use (free) or convert files with LibreCAD . For full CAD capabilities, try FreeCAD or request a trial of the current AutoCAD version from Autodesk’s website.
You can download the compressed package from the link provided below. The file size is typically around 150MB - 300MB depending on the compression method. portable free download software autocad 2007 portable link
: Autodesk ended support for AutoCAD 2007 years ago. You will not receive security patches, bug fixes, or technical assistance. If you simply need to open/edit old
While many third-party websites and videos claim to offer "AutoCAD 2007 Portable" for free download, there is of AutoCAD 2007 created by Autodesk. The file size is typically around 150MB -
Once you've found a suitable link for the AutoCAD 2007 portable version, proceed with caution. Click on the download link and wait for the process to complete.