OrcaSlicer
Every FilamentFeed story on OrcaSlicer — news, reviews, and analysis, newest first.
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Software
Snapmaker Orca 2.4.0 Beta: Crash Fixes, High-Flow Hotend Profiles and a Merged Preset List for the U1
Snapmaker's OrcaSlicer fork went from 2.4.0 Alpha to Beta in a week: the Beta adds no features but fixes six issues, two of them crashes, while the Alpha carried high-flow hot end parameters, six new U1 filaments and merged presets.
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ElegooSlicer v1.5.3.4 Folds In OrcaSlicer 2.4.2 as Elegoo Tunes Multicolor Print-Time Estimates for the Centauri Carbon 2
Elegoo's August 6 ElegooSlicer update merges most of OrcaSlicer 2.4.2's feature set while fixing Centauri Carbon 2 multicolor time estimates, a Neptune 3 Pro thumbnail bug, and Centauri Carbon bed temps.
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OrcaSlicer Quietly Grew a Python Plugin System — And Says Outright It Isn't a Sandbox
OrcaSlicer's nightlies now carry a capability-based Python plugin architecture with an embedded `orca` module, a CPython audit hook and a new per-plugin storage API in draft PR #14923 — and the official docs call the security layer "groundwork, not a hardened sandbox."
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OrcaSlicer 2.4.2 Lands With Preset-Recovery Fixes and More Reliable Cloud Sync
OrcaSlicer 2.4.2, released July 7, 2026, repairs presets broken by renamed printer/filament profiles, stops cloud sync from silently re-enabling disabled filament overrides, and squashes several crash bugs.
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OrcaSlicer 2.4.1 Lands With Native Windows ARM64 Build and a Skirt-Generation Fix
OrcaSlicer 2.4.1 ships a native Windows ARM64 build for Snapdragon X Elite laptops, fixes a 2.4.0 bug that reprinted skirts during sequential printing, and adds Snapmaker U1 and Elegoo Centauri 2 profiles.
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OrcaSlicer vs. Bambu Studio vs. PrusaSlicer: Which Slicer Actually Wins in 2026?
The slicer landscape in 2026 has fragmented along clear lines: ecosystem loyalty, calibration depth, and hardware compatibility each favor a different tool, and the right answer depends almost entirely on what you are printing on.
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3MF: Why the 3D Printing Industry Is Moving Away From STL
STL has been the default 3D printing format for 35 years. The 3MF format does everything STL does and adds color, material, orientation, and multi-part support — here's why the transition is accelerating.
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Slicer Showdown: Bambu Studio vs OrcaSlicer vs PrusaSlicer — Which Should You Use?
All three major slicers can get plastic on a print bed. Where they diverge is in workflow philosophy, calibration tooling, and how tightly they're coupled to their hardware ecosystems.
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Orca Slicer Deep Dive: Calibration, Multi-Plate Printing, and How It Compares to Bambu Studio
Orca Slicer is the open-source slicer of choice for serious FDM users in 2026 — with built-in pressure advance calibration, flow rate testing, multi-plate workflows, and broader printer support than Bambu Studio.
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Bambu Studio: Complete Guide to Features, Settings, and Tips
Bambu Studio has matured into a full-featured slicer with automatic support generation, multi-colour painting, and network print management. This guide covers every major feature and the settings that matter most.
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Type It, Print It: AI Text-to-3D Lands in Bambu's MakerWorld via Meshy
MakerWorld now bakes Meshy's AI engine into its browser-based MakerLab — describe an object or upload a photo and get a print-ready, multicolor 3D model in under a minute, sent straight to a Bambu printer. Here's how good it actually is.
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OrcaSlicer 2.4.0 Lands Orca Cloud, Z Anti-Aliasing, and Smarter Multi-Material
The most popular open-source slicer just shipped a big update: its own cloud profile-sync platform, Z anti-aliasing for smoother top surfaces, machine input shaping, and a stack of print-quality upgrades. Here's what's actually worth knowing.
