Software That Opens & Edits JT Files (8 Tools, 2026)
JT is the lightweight 3D visualisation format used heavily in automotive and aerospace mechanical design. Maintained by Siemens (and an ISO standard, ISO 14306), JT is designed for huge assembly visualisation — millions of parts, level-of-detail mesh data, attached PMI. It's the format of choice for digital-mockup workflows at the OEM level, particularly in supply chains anchored to Siemens NX and Teamcenter PLM.
Full read & write support (8)
- O
OnshapeRead & Writefrom $1500 · Web / iOS / Android · ★ 4.9The professional CAD system built for agile cloud development.
- S
SolidWorksRead & Writefrom $1295 · Windows · ★ 4.9The de-facto industry standard for 3D parametric mechanical design.
- PC
- SN
Siemens NXRead & Writefrom $6000 · Windows / Linux · ★ 4.8Powerful high-end CAD/CAM/CAE suite for advanced manufacturing.
- AIAutodesk InventorRead & Writefrom $315 · Windows · ★ 4.7
Professional-grade 3D mechanical design and simulation.
- C
CATIARead & Writefrom $4500 · Windows · ★ 4.7The high-end PLM standard for Aerospace and Automotive engineering.
- 3
3DEXPERIENCERead & Writefrom $5000 · Windows / Web · ★ 4.3Dassault Systèmes' cloud-based collaborative platform that unifies design, engineering, simulation, and manufacturing through virtual twin technology.
- TC
T-FLEX CADRead & WritePerpetual · Windows · ★ 0.0Full-function parametric CAD software with Parasolid-based 3D modeling, powerful 2D drafting, and integrated analysis tools for mechanical design.
Frequently asked
- JT vs STEP — when to use each?
- STEP for solid-model exchange (you'll edit the geometry). JT for visualisation, mockup, and large-assembly review (you'll only view and measure).
Need a specific conversion?
Our interactive CAD Matchmaker filters all 8 JT-compatible platforms against your budget, hardware configuration, and precise parametric drafting needs.
Launch Matchmaker →Other file formats
- DWG support
- DXF support
- STEP support
- STL support
- IGES support
- IFC support
- OBJ support
- PDF support
- FBX support
- 3DM support
- 3MF support
- SLDPRT support
- IPT support
- RVT support
- DGN support
- GCODE support
- X_T support
- SAT support
- USD support
- DWF support
- EXB support
- VDA support
- CGR support
- CATPART support
- NXPRT support
- CREOPRT support
- SLDDRW support
- IDW support
- F3D support
- SKP support