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From giant meshes to printable parts.
Prepare → Pre‑Split → Split → Explode.
Tenons, tolerances, and export presets for real‑world assembly.
Buy now Features
Automation
Automatic Splitting
Cuts adapt to build volume and add precise tenons.
Organization
Part management
Numbered parts and exports ready for your print farm.
Reliability
Assembly you can trust
Tenon/mortise joints with configurable tolerances.
4 Modes
10 x
Faster preparation
158+
Printers preset
Multi-core
Processing

Workflow

1 - Prepare
- Import the original STL/OBJ/3MF.
- Run Repair to fix holes and manifolds
- Set Print size with Scale.
- Optional AutoShell for lighter parts.
( Keep shells ≥ 15 mm for strong tenons)
- Work inside a tracked Workzone. Non‑destructive steps create versioned files so you can iterate safely.
2 - Pre-Split
- Pick printer profile and part size limits.
- Select type & tenons size
- Adjust cut plane position
- Use consistent Move step values.
- Use ghost view G to align details.
3 - Split
- Simply click on Split button
- Everything is automatic
- Parts Nb are automatically engraved
- Multi threading Split
(Set threads in Parameters based on your CPU/RAM)
4 - Explode
- Display the results in Explode View mode
- Hide/Show part of the result
- Ghost display of part of the result
- Create images for assembly in one click
- Curate To‑check folder for tiny fragments.
Repair - Scale - AutoShell
Work inside a tracked Workzone. Non‑destructive steps create versioned files so you can iterate safely.
Quick Check List
- Import the original STL/OBJ/3MF.
- Run Repair to fix holes and manifolds.
- Set target size with Scale.
- Optional AutoShell for lighter parts.
Active file is used in the next steps.
Repair - Scale - AutoShell









Work inside a tracked Workzone. Non‑destructive steps create versioned files so you can iterate safely.
Pre-Split
- Import the original STL/OBJ/3MF.
- Run Repair to fix holes and manifolds.
- Set target size with Scale.
- Optional AutoShell for lighter parts.
Active file is used in the next steps.
Repair - Scale - AutoShell









Work inside a tracked Workzone. Non‑destructive steps create versioned files so you can iterate safely.
Split
- Import the original STL/OBJ/3MF.
- Run Repair to fix holes and manifolds.
- Set target size with Scale.
- Optional AutoShell for lighter parts.
Active file is used in the next steps.
Repair - Scale - AutoShell









Work inside a tracked Workzone. Non‑destructive steps create versioned files so you can iterate safely.
Explode
- Import the original STL/OBJ/3MF.
- Run Repair to fix holes and manifolds.
- Set target size with Scale.
- Optional AutoShell for lighter parts.
Active file is used in the next steps.

Install & Support

Install path
Use the default folder C:\\Split3r. Other paths are not fully tested.
Antivirus notice
Beta builds can trigger false positives. Download from our secure website and whitelist if needed.
Known Bugs
Read current limitations and workarounds. Open list

Pricing

    Prices are Exclude VAT

How to Buy ?

Split3r Shop Now Online
Split3r is now available for purchase,  you can buy it instantly online using PayPal or credit card.
Once your payment is confirmed, you’ll immediately receive the download link for the beta version and start exploring its powerful features (the beta version is in evaluation mode and for Windows 10-11 only).
The official release is coming by the end of December 2025,  buy now and be among the first to experience the full version!
Buy now

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QUALUP SAS
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