Best Slic3r Alternatives in 2026
The top Slic3r alternatives are Bambu Studio, OrcaSlicer and Formlabs PreForm: 15 3D printing software our editors would look at instead of Slic3r, in our ranking order.
Slic3r: A mature free slicer with multi-material tools, printer control, and OctoPrint integration. Where it falls short: primarily aimed at advanced users.
Switching from Slic3r? For most 3d printing software buyers the best Slic3r alternative is Bambu Studio, built for bambu users needing free multi-material workflows.
Why People Look for a Slic3r Alternative
- Primarily aimed at advanced users
- SLA/DLP workflows are experimental
- The official site lists version 1.3.0 from 2018
Quick Picks by What You Need
- Best overallBambu Studio9.4
Bambu users needing free multi-material workflows
Visit Bambu Studio - Best free optionBambu Studio9.4
Has a free plan
Visit Bambu Studio
All 15 Slic3r Alternatives, Ranked
Advertiser disclosure: iTechGuides is reader-supported. Vendors can pay for top positions in our rankings and for a place on other products' pages, and we may earn a commission when you click some links. Bought places stand at the number bought; this page and our disclosure say so. Paying vendors may get a fuller, more detailed review from our editors, and that review can change their score. How we rank.
-
Best forBambu users needing free multi-material workflows
- Better than Slic3r:
- Editor score 9.4 vs 9.0
A free, open-source desktop suite for slicing, multi-material preparation, and Bambu printer control.
- Auto supports
- Multi-material tools
- Print monitoring
9.4/10★★★★★Visit Bambu Studio -
Best forAdvanced FDM users who want free calibration control
A calibration-focused FDM slicer with broad printer-host integrations.
- Model repair
- Auto supports
- Multi-material tools
9.0/10★★★★☆Visit OrcaSlicer -
Best forFormlabs production teams using validated workflows
A focused, free choice for Formlabs teams preparing and sending SLA or SLS jobs.
- Model repair
- Auto supports
8.8/10★★★★☆Visit Formlabs -
Best forIndustrial additive manufacturing preparation
A deep Windows workflow for engineers preparing complex additive manufacturing jobs.
- Model repair
- Auto supports
- Multi-material tools
8.6/10★★★★☆Try Autodesk Netfabb -
Best forProcedural and experimental print generation
A specialized free tool for procedural models, advanced slicing, and varied output workflows.
- Cloud slicing
- Auto supports
- Multi-material tools
8.3/10★★★★☆Visit IceSL -
Best forFree self-hosted printer control and monitoring
A free, open-source control hub for monitoring and managing compatible 3D printers.
- Print monitoring
7.8/10★★★★☆Visit OctoPrint -
Best forFree multi-material slicing with automation options
A capable local slicer for multi-material preparation, automation, and detailed print control.
- Model repair
- Auto supports
- Multi-material tools
7.7/10★★★★☆Visit PrusaSlicer -
Best forUsers switching between resin and filament printing
A cross-platform slicer with strong support tools for resin and filament workflows.
- Model repair
- Auto supports
- Multi-material tools
7.7/10★★★★☆Visit Lychee Slicer -
Best forFree users wanting mature, configurable FDM slicing
A configurable, cross-platform FDM slicer with profiles, supports, adaptive layers, and network printing.
- Auto supports
- Multi-material tools
- Print monitoring
7.6/10★★★★☆Visit UltiMaker Cura -
Best forMixed-brand teams managing shared printer fleets
An all-in-one cloud platform for slicing, printer control, monitoring, queues, and models.
- Cloud slicing
- Model repair
- Auto supports
7.6/10★★★★☆Visit Polar Cloud -
Best forSmall teams wanting cloud queues and monitoring
A cloud 3D printing hub with queues, monitoring, analytics, and remote control.
- Cloud slicing
- Print monitoring
7.5/10★★★★☆Visit AstroPrint -
Best forFlexible multi-printer slicing
A capable multi-printer slicer with free core tools and paid productivity features.
- Auto supports
- Multi-material tools
7.4/10★★★★☆Visit Craftware Pro -
Best forRaise3D users needing modeling and remote workflows
A free, broad slicer for Raise3D users who need modeling and remote workflows.
- Auto supports
- Multi-material tools
7.3/10★★★★☆Visit Raise3D -
Best forZortrax users managing multiple printers
A free, Zortrax-focused workspace for slicing, printer control, and farm monitoring.
- Model repair
- Auto supports
- Multi-material tools
7.2/10★★★★☆Visit Z-SUITE -
Best forPower users focused on calibration and custom G-code
A free, open-source slicer for calibration-focused users who want custom G-code control.
- Model repair
- Auto supports
- Multi-material tools
7.1/10★★★★☆Visit SuperSlicer
Slic3r Alternatives: Common Questions
What is the best alternative to Slic3r?
Bambu Studio: #1 in our 3D Printing Software ranking, with an editor score of 9.4 out of 10. A free, open-source desktop suite for slicing, multi-material preparation, and Bambu printer control.
Is there a free alternative to Slic3r?
Yes. Bambu Studio, OrcaSlicer, Formlabs PreForm, Autodesk Netfabb and IceSL have a free plan or a free tier (15 of the 15 alternatives on this page).
Why do people look for Slic3r alternatives?
Primarily aimed at advanced users; SLA/DLP workflows are experimental; The official site lists version 1.3.0 from 2018.
How do I switch from Slic3r?
Export your data from Slic3r (most tools have an export in their settings). Sign up for the alternative; start on its free plan or trial if it has one. Import your export and set up the integrations your team relies on. Run both side by side for a short while, then cancel Slic3r.
How to Switch from Slic3r
- Export your data from Slic3r (most tools have an export in their settings).
- Sign up for the alternative; start on its free plan or trial if it has one.
- Import your export and set up the integrations your team relies on.
- Run both side by side for a short while, then cancel Slic3r.
Slic3r vs Each Alternative
| # | Tool | Free plan | Paid from | Auto supports | Printer control | Print monitoring | Cloud slicing | Multi-material tools | Score |
|---|---|---|---|---|---|---|---|---|---|
| 3 | Slic3r | Yes | Free | Yes | Yes | Yes | 9.0 | ||
| 1 | Bambu Studio | Yes | Free | Yes | Yes | Yes | Yes | 9.4 | |
| 2 | OrcaSlicer | Yes | Free | Yes | Yes | Yes | No | Yes | 9.0 |
| 3 | Formlabs PreForm | Yes | Free | Yes | Yes | No | No | 8.8 | |
| 4 | Autodesk Netfabb | Yes | Yes | Yes | No | Yes | 8.6 | ||
| 5 | IceSL | Yes | Free | Yes | Yes | Yes | Yes | 8.3 | |
| 6 | OctoPrint | Yes | Free | Yes | Yes | No | No | 7.8 | |
| 7 | PrusaSlicer | Yes | Free | Yes | Yes | Yes | No | Yes | 7.7 |
| 8 | Lychee Slicer | Yes | Yes | Yes | Yes | Yes | 7.7 | ||
| 9 | UltiMaker Cura | Yes | Free | Yes | Yes | Yes | No | Yes | 7.6 |
| 10 | Polar Cloud | Yes | $79/yr | Yes | Yes | Yes | Yes | 7.6 | |
| 11 | AstroPrint | Yes | Yes | Yes | Yes | 7.5 | |||
| 12 | Craftware Pro | Yes | Yes | Yes | Yes | 7.4 | |||
| 13 | ideaMaker | Yes | Free | Yes | Yes | No | No | Yes | 7.3 |
| 14 | Z-SUITE | Yes | Free | Yes | Yes | Yes | No | Yes | 7.2 |
| 15 | SuperSlicer | Yes | Free | Yes | No | No | No | Yes | 7.1 |
Head-to-Head
- Slic3r vs Bambu Studio
- Slic3r vs OrcaSlicer
- Slic3r vs Formlabs PreForm
- Slic3r vs Autodesk Netfabb
- Slic3r vs IceSL
- Slic3r vs OctoPrint
Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026
Last updated · How we research and update