SketchUp is a 3D modeling software that is widely used in architecture, interior design, and other fields.
Free version available, paid plans starting from $299/year
Best Autodesk Forma Alternatives ranked by AI · updated Aug 2026
Autodesk Forma is a cloud-based site planning and early-stage design platform for architects, developers, and urban designers. It provides contextual modeling, massing studies, and automated environmental analyses before projects move into detailed BIM workflows.
Top 6 Autodesk Forma alternatives
CityEngine is a 3D city modeling software for urban planning and design, offering procedural modeling capabilities.
Contact for pricing
Autodesk InfraWorks is civil infrastructure planning and conceptual design software for transportation, land development, and water projects. It combines terrain, GIS, imagery,...
Pros
- Creates large-scale 3D context models faster than traditional CAD workflows
- Supports preliminary roads, bridges, drainage, and terrain design
- Integrates with Autodesk Civil 3D and other common infrastructure formats
Cons
- Less suitable than Civil 3D or OpenRoads for detailed production documentation
- Requires a paid Autodesk subscription
- Large terrain and imagery datasets can require substantial computing resources
Paid subscription; price varies by region
AutoCAD Civil 3D is a civil engineering design and documentation software that supports Building Information Modeling (BIM) workflows.
Starting from $2,315.00/year
Modelur is a parametric urban design software that enables architects, urban designers, and planners to quickly create design scenarios and analyze their...
Contact for pricing
3D Cityplanner is a browser-based urban planning platform for municipalities, developers, architects, and consultants. It combines 3D city data, project proposals, analysis,...
Pros
- Runs in a browser without requiring a desktop 3D application
- Combines existing city context with proposed buildings and infrastructure
- Supports web-based presentation and stakeholder collaboration
Cons
- Less capable for detailed parametric design than Autodesk Forma or CityEngine
- Advanced analysis and data availability depend on the selected plan and region
- Not a replacement for detailed BIM, engineering, or construction documentation
Free plan available; paid plans on request
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