FILE FORMAT REFERENCE

STEP

CAD exchange · .step / .stp / .stpz

Support is scoped to the documented versions. UNKNOWN means not established; PARTIAL requires reading the recorded conditions.

Verified import support

Verified import support with source and version scope
Software / format	Import	Export	Type / version scope	Limits / verification
SolidWorks · STEP	YES	YES	NATIVE See source version context	VERIFIED · 2026-10-15 Color/configuration support depends on schema and options. Full SolidWorks parametric feature history is not claimed. STEP Files SolidWorks 2026 · OFFICIAL_DOCUMENTATION
Fusion 360 · STEP	YES	YES	NATIVE See source version context	VERIFIED · 2026-10-15 Imported non-native data is translated and does not preserve every original application semantic. STEP does not preserve the Fusion timeline; its export contains solids/surfaces, not sketches or text. Export format options for Autodesk Fusion Fusion; exact version unspecified in supplied research · OFFICIAL_KNOWLEDGE_BASE Exported IGS or STEP files do not contain sketches or text Fusion; exact version unspecified in supplied research · OFFICIAL_KNOWLEDGE_BASE File formats supported by Fusion Supplied current 2026 Fusion documentation includes SOLIDWORKS 2025; source-version ranges and commercial subscription context matter. Future/latest versions are not automatically supported. · OFFICIAL_DOCUMENTATION
Rhino · STEP	YES	YES	NATIVE See source version context	VERIFIED · 2026-10-15 Schema/options and tolerances matter; this source is specifically Rhino 8 for Mac. STEP (.stp; .step) import/export Rhino 8 for Mac · OFFICIAL_DOCUMENTATION
Revit · STEP	YES	YES	NATIVE 2025 and later	VERIFIED · 2026-10-15 Imported/linked STEP is a 3D Shape, not native editable Revit parametric history. Supplied coverage is 2025 and later. Revit STEP import/link Revit 2025 and later; supplied coverage · OFFICIAL_DOCUMENTATION Revit to STEP conversion/export Revit 2025 and later; supplied export coverage · OFFICIAL_DOCUMENTATION
Revit · STEP	YES	UNKNOWN	NATIVE 2024.2	VERIFIED · 2026-10-15 Import is established for 2024.2; export in this version is not established by this batch. Revit 2024.0/2024.1 behavior is unresolved. STEP shape is not native editable parametric history. Import STEP into Revit Revit 2024.2 import added; 2023 and earlier no direct import · OFFICIAL_DOCUMENTATION

Verified export support

Verified export support with source and version scope
Software / format	Import	Export	Type / version scope	Limits / verification
SolidWorks · STEP	YES	YES	NATIVE See source version context	VERIFIED · 2026-10-15 Color/configuration support depends on schema and options. Full SolidWorks parametric feature history is not claimed. STEP Files SolidWorks 2026 · OFFICIAL_DOCUMENTATION
Fusion 360 · STEP	YES	YES	NATIVE See source version context	VERIFIED · 2026-10-15 Imported non-native data is translated and does not preserve every original application semantic. STEP does not preserve the Fusion timeline; its export contains solids/surfaces, not sketches or text. Export format options for Autodesk Fusion Fusion; exact version unspecified in supplied research · OFFICIAL_KNOWLEDGE_BASE Exported IGS or STEP files do not contain sketches or text Fusion; exact version unspecified in supplied research · OFFICIAL_KNOWLEDGE_BASE File formats supported by Fusion Supplied current 2026 Fusion documentation includes SOLIDWORKS 2025; source-version ranges and commercial subscription context matter. Future/latest versions are not automatically supported. · OFFICIAL_DOCUMENTATION
Rhino · STEP	YES	YES	NATIVE See source version context	VERIFIED · 2026-10-15 Schema/options and tolerances matter; this source is specifically Rhino 8 for Mac. STEP (.stp; .step) import/export Rhino 8 for Mac · OFFICIAL_DOCUMENTATION
Revit · STEP	YES	YES	NATIVE 2025 and later	VERIFIED · 2026-10-15 Imported/linked STEP is a 3D Shape, not native editable Revit parametric history. Supplied coverage is 2025 and later. Revit STEP import/link Revit 2025 and later; supplied coverage · OFFICIAL_DOCUMENTATION Revit to STEP conversion/export Revit 2025 and later; supplied export coverage · OFFICIAL_DOCUMENTATION

Other verified support facts

Other verified support facts with source and version scope
Software / format	Import	Export	Type / version scope	Limits / verification
Revit · STEP	NO	UNKNOWN	UNKNOWN 2023 and earlier	VERIFIED · 2026-10-15 NO applies only to direct STEP import in this version scope; export and external conversion are not determined. Import STEP into Revit Revit 2024.2 import added; 2023 and earlier no direct import · OFFICIAL_DOCUMENTATION

Researched: unresolved support

Researched: unresolved support with source and version scope
Software / format	Import	Export	Type / version scope	Limits / verification
Blender · STEP	UNKNOWN	UNKNOWN	CONVERSION See source version context	RESEARCHED · Unresolved · Verification pending Native/standard STEP support is not established by the supplied Blender 4.5 standard import/export list. Absence from the list is not proof of unsupported status. A specific intermediary/conversion workflow remains unverified. Blender standard import/export list Blender 4.5; absence from this list does not establish unsupported status · OFFICIAL_DOCUMENTATION
FreeCAD · STEP	YES	YES	NATIVE See source version context	RESEARCHED · Unresolved · Verification pending Third-party documentation mirror, not independently vendor-verified. Version unspecified. Import Export — FreeCAD documentation mirror Mirrored FreeCAD documentation; version unspecified · OTHER Topological data scripting — FreeCAD documentation mirror Mirrored FreeCAD documentation; version unspecified · OTHER