What Orca Slicer does

Orca Slicer is a free, open-source 3D printing slicing application developed by SoftFever that converts 3D models into machine-readable G-code instructions for FDM 3D printers. The software is built on the foundation of PrusaSlicer and SuperSlicer, layering proprietary optimizations including Variable Layer Height, Adaptive Infill, Auto Flow Calibration, Precise Wall, Seam Feature customization, Stealth Mode, multi-material support (Bambu AMS, Prusa MMU), and a comprehensive calibration suite (temperature, flow rate, pressure advance, retraction, tolerance, max flow rate, VFA). It runs on Windows, Mac ARM64, and Linux and integrates with Obico, Klipper (Mainsail and Fluidd), OctoPrint, and SimplyPrint to enable remote monitoring, wireless file transfer, and AI-assisted failure detection.

The product serves two primary user segments: 3D printing hobbyists and makers seeking professional-grade features without subscription costs, and professional 3D printing users engaged in prototyping and small-scale production who require advanced calibration and multi-material support. Educational institutions represent a secondary segment. The business model is freemium in form but currently pre-revenue in practice: the software is distributed at no cost with no paid tiers, subscriptions, or licensing, and the developer monetizes only through community support, GitHub sponsorships, and the potential for future premium features or services. Distribution is exclusively product-led and self-serve through the official website (theorcaslicer.com) and the SoftFever/OrcaSlicer GitHub repository, with an active Discord community serving as the primary engagement and support channel. The company operates with a team of 1-10 employees, has no disclosed institutional funding, and is privately held under founder/developer control.

Name

Orca Slicer

Legal name

Orca Slicer

Website

https://theorcaslicer.com

Company type

Private

Founded year

1999

Operating status

Operating

Headcount range

1–10 employees

Short description

Orca Slicer is a free, open-source 3D printing slicing application developed by SoftFever that converts 3D models into optimized G-code for FDM printers, serving hobbyists, professional 3D printing users, and educational institutions via direct download and community-driven distribution.

Ownership category

akta.pro rank

NAICS

Software Publishers (513210)

SIC

Services-Prepackaged Software (7372)

akta.pro primary industry

Slicing & Build Preparation Software (IMAAACAC)

akta.pro secondary industry

Machine Control, Firmware & Print Management (IMAAACAD)

Keywords

• 3D printing software
• Slicing software
• G-code generation
• FDM printer tools
• Open source slicer

GTM type

B2C

Offering type

Software

Cost components

Personnel, Technology or R&D, Operations

Revenue model

1. Free Open-Source Software: Orca Slicer is provided completely free of charge as open-source software. The developer SoftFever monetizes through community support, GitHub sponsorships, and potentially future premium features or services. No direct revenue is generated from the software itself.

Pricing tiers

Go-to-market motion1 record

Distribution channels2 records

Marketing channels5 records

Core offering

Orca Slicer is a free, open-source desktop application that converts 3D models into machine-readable G-code instructions for FDM 3D printers. Developed by SoftFever, it adds proprietary optimizations such as Variable Layer Height, Auto Flow Calibration, AI-powered error detection, and multi-material support on top of the PrusaSlicer/SuperSlicer foundation, and runs on Windows, macOS, and Linux.

Product overview

Orca Slicer is a single unified open-source 3D printing slicing application developed by SoftFever. It converts 3D models into G-code for FDM 3D printers with features including Variable Layer Height, Auto Flow Calibration, Mesh Tools, Multi Plate support, AI Errors Detection Tools, Seam Feature, Remote Monitoring and Control, calibration tools, Precise Wall enhancement, multi-material support, and Advanced Mesh and Model Editing. The software runs on Windows, Mac, and Linux, and integrates with Obico, Klipper (Mainsail/Fluidd), OctoPrint, SimplyPrint, Bambu Lab printers, and Prusa MMU. The current version is 2.2.0.

Differentiator

Problem solved

Functional benefit

Products and services

• Orca Slicer Free, open-source desktop slicing software that converts 3D models into G-code for FDM 3D printers. It includes Variable Layer Height, Auto Flow Calibration, Adaptive Infill, Precise Wall, multi-material support, AI-powered error detection, remote monitoring via Obico, and a full calibration suite. Targeted at 3D printing hobbyists, professional users, and educational institutions using Bambu Lab, Prusa, Creality, and other FDM printers.

Segments3 records

Ideal customer profiles3 records

Technology focussed Yes

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Integration6 records

AI capability2 records

Feature12 records

Partnerships

Three partnerships are on record, tiered core.

• ObicocoreTechnology or IntegrationOrca Slicer has integrated with Obico, a cutting-edge platform for remote 3D printer management. This integration provides remote printer access, live print monitoring with webcam streaming, AI-powered failure detection, seamless 3D model integration, and instant notifications for print failures, job starts, resumptions, and completions.
• Klipper (Mainsail & Fluidd)coreTechnology or IntegrationOrca Slicer integrates with Klipper through Mainsail and Fluidd interfaces, enabling wireless model transfers and real-time printer control through the Device Tab feature.
• OctoPrintcoreTechnology or IntegrationIntegration with OctoPrint enables wireless model transfers and real-time printer control, allowing users to send G-code files directly to their printers without physical connections.

Scale indicators1 record

Recent moves6 records

Expansion highlights5 records

Broad incumbents

• UltiMaker Cura: UltiMaker's flagship free slicer and the most widely used slicer in the 3D printing market, supporting a broad range of FDM and resin printers. Competes with Orca Slicer on the same hobbyist/professional persona while being bundled with UltiMaker's commercial hardware ecosystem.

Emerging players

• Obico: Remote 3D print management and AI failure detection platform that Orca Slicer integrates with. Comparable as a complementary workflow tool for the same user base, with overlapping AI/monitoring capabilities.
• Kiri:Moto: Browser-based, open-source slicer supporting FDM, CNC, and laser workflows. Comparable as a niche open-source slicing alternative with a focus on accessibility and web-based delivery rather than desktop installation.

Direct peers

• IdeaMaker: Raise3D's free slicer supporting a broad range of FDM printers. Comparable to Orca Slicer as a free, general-purpose slicer competing for the same hobbyist and small-business user base.
• PrusaSlicer: Prusa Research's open-source slicer that serves as the direct upstream codebase for Orca Slicer. Both target FDM printer users with feature-rich, free slicing software and overlap heavily in target users and core functionality.
• Creality Slicer: Creality's official slicer (based on Cura) bundled with their large installed base of FDM printers. Competes with Orca Slicer for Creality users and is one of the alternatives Orca explicitly compares against on its website.
• Simplify3D: Premium paid slicer focused on professional and prosumer 3D printing users with advanced customization. Competes with Orca Slicer's professional user segment by offering comparable calibration and quality features under a commercial licensing model.
• Anycubic Slicer: Anycubic's official slicer tailored for their FDM and resin printer lineup. Directly comparable to Orca Slicer as a vendor-specific free slicer and one of the alternatives Orca benchmarks on its comparison pages.
• SuperSlicer: Open-source slicer forked from PrusaSlicer that, alongside PrusaSlicer, forms the direct upstream foundation for Orca Slicer. Targets advanced users seeking extensive calibration and customization controls.
• Bambu Studio: Bambu Lab's official slicer derived from the same PrusaSlicer lineage, offering deep native integration with Bambu Lab printers and AMS multi-material systems. Competes head-to-head with Orca Slicer for Bambu Lab and broader FDM users.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat4 records

Key risks6 records

Key highlights7 records

Customer concentration

Revenue estimate

Valuation estimate

Number of profiles

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about Orca Slicer