If you require a local application but want a faster, less resource-intensive footprint than the full design suite, AutoCAD LT is the official lightweight option. It focuses primarily on 2D drafting, features significantly reduced system requirements, and runs perfectly on modern, budget-friendly laptops. 3. Free or Open-Source CAD Solutions
Many search results for "AutoCAD 2015 Portable Google Drive" lead to unofficial file shares. Before downloading, be aware of the following: AutoCAD 2015 System Requirements - CADDManager Blog --- Autocad 2015 Portable Google Drive
such as specific versions of Microsoft .NET Framework and DirectX. If you require a local application but want
Autodesk offers free web and mobile applications (formerly known as AutoCAD 360) that let you view, create, edit, and share drawings from anywhere. With over 15 million downloads, these apps work seamlessly with cloud storage providers like Google Drive. You can open DWG files stored on Google Drive directly from the app. Free or Open-Source CAD Solutions Many search results