OrcaSlicer vs Formlabs PreForm

OrcaSlicer9.0Visit Formlabs PreForm8.8Visit

Higher score OrcaSlicer #2 in 3D Printing Software 9.0/10 Free plan Free plan✓ 5 of 6 features Visit OrcaSlicer

vs

Formlabs PreForm #4 in 3D Printing Software 8.8/10 Free plan Free plan✓ 3 of 6 features Visit Formlabs

• OrcaSlicer fits best

  Advanced FDM users who want free calibration control

• Formlabs PreForm fits best

  Formlabs production teams using validated workflows

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Side by side

Feature	OrcaSlicer 9.0/10 Visit ↗	Formlabs PreForm 8.8/10 Visit ↗
At a glance
Editor score	9.0	8.8
Ranking	#2 in 3D Printing Software	#4 in 3D Printing Software
Best for	Advanced FDM users who want free calibration control	Formlabs production teams using validated workflows
Pricing model	Free	Free
Starting price	Free plan	Free plan
Free plan	✓	✓
Free trial	—	—
Deployment	Desktop	Desktop
Platforms	Windows, macOS, Linux	Windows, macOS
Integrations	10 integrations	6 integrations
Features OrcaSlicer 5/6 · Formlabs PreForm 3/6
Auto supports	✓	✓
Printer control	✓	✓
Print monitoring	✓ (best)	—
Cloud slicing	—	—
Multi-material tools	✓ (best)	Not checked yet
Model repair	✓	✓
Our review
Pros	Extensive built-in calibration tests for key print settings Configurable supports, mesh repair, and multi-material preparation Network printing and monitoring through compatible hosts	Validated materials and print settings with printability checks Automatic supports, mesh repair, packing, and layout tools Direct uploads, cloud slicing, and batch production integrations
Cons	Focused on FDM rather than other 3D printing processes Cloud slicing is not part of its workflow Mesh repair depends on the platform	Formlabs-centered workflows limit its fit with other printer ecosystems Available only for Windows and macOS Print monitoring is handled through Dashboard rather than PreForm
Our verdict	OrcaSlicer is a free, open-source desktop slicer for FDM 3D printing from SoftFever. It converts 3D models into printer instructions and supports Windows, macOS, and Linux. Its audience includes makers and professionals who want detailed… Read the review →	Formlabs PreForm is desktop print-preparation software for Formlabs SLA and SLS 3D printers. It is designed for engineers, designers, manufacturers, dental users, and other teams working with Formlabs hardware. The software imports and… Read the review →

Strengths and trade-offs

• OrcaSlicer — where it wins

  • Extensive built-in calibration tests for key print settings
  • Configurable supports, mesh repair, and multi-material preparation
  • Network printing and monitoring through compatible hosts

  Where it doesn't

  • Focused on FDM rather than other 3D printing processes
  • Cloud slicing is not part of its workflow
  • Mesh repair depends on the platform

• Formlabs PreForm — where it wins

  • Validated materials and print settings with printability checks
  • Automatic supports, mesh repair, packing, and layout tools
  • Direct uploads, cloud slicing, and batch production integrations

  Where it doesn't

  • Formlabs-centered workflows limit its fit with other printer ecosystems
  • Available only for Windows and macOS
  • Print monitoring is handled through Dashboard rather than PreForm

• OrcaSlicer9.0/10 · Free plan

  A calibration-focused FDM slicer with broad printer-host integrations.

  Visit OrcaSlicerFull verdict →
• Formlabs PreForm8.8/10 · Free plan

  A focused, free choice for Formlabs teams preparing and sending SLA or SLS jobs.

  Visit FormlabsFull verdict →