# OrcaSlicer

32 Hacker News commenters recommended OrcaSlicer and 9 criticized it, November 2025 to November 2026. It was recommended in 6 of 13 months. It meets the Hacker Approved badge rule.

**Verdict:** Free open-source slicer that people use with Bambu printers over LAN and value for its many adjustable options. Critics report crashes and question the developer of one fork.

## Why people recommend it

- LAN mode works with Bambu printers (5 comments): "I have no issues with OrcaSlicer and interacting with my printers or starting prints remotely" ([source](https://news.ycombinator.com/item?id=48112128)) "I can use Orca over LAN with the printer in lan mode just fine" ([source](https://news.ycombinator.com/item?id=48120075)) "I can connect to my P2S in LAN mode with OrcaSlicer just fine" ([source](https://news.ycombinator.com/item?id=48118533))
- Open source with active community (3 comments): "There's a growing community around the OrcaSlicer - Full Spectrum fork that started all of this" ([source](https://news.ycombinator.com/item?id=48331873)) "You can import models to orcaslicer (open source), do your slicing" ([source](https://news.ycombinator.com/item?id=46819314)) "open source slicer OrcaSlicer and you're there." ([source](https://news.ycombinator.com/item?id=46887356))
- Replaces Bambu's own slicer (3 comments): "pair regular Orca slicer, ignore Bambu for the rest of eternity" ([source](https://news.ycombinator.com/item?id=48118307)) "I use Orca Slicer instead of the Bambu slicer." ([source](https://news.ycombinator.com/item?id=47769068)) "you could just run stock OrcaSlicer instead." ([source](https://news.ycombinator.com/item?id=48255182))
- Runs fine on common systems (2 comments): "Bambu (and Orca, etc) runs fine on Windows and Mac." ([source](https://news.ycombinator.com/item?id=46767791)) "It runs OrcaSlicer fine, etc." ([source](https://news.ycombinator.com/item?id=48698459))

## What people warn about

- Doubts about fork developer quality (2 comments): "the presence of a CLAUDE.md file tells me everything I need to know about this fork" ([source](https://news.ycombinator.com/item?id=48125232)) "This has me call into question the caliber of developer who made the fork" ([source](https://news.ycombinator.com/item?id=48123892))
- Crashes and interface glitches (2 comments): "Orca Slicer runs but reliably crashes when opening the preferences window" ([source](https://news.ycombinator.com/item?id=46763523)) "it had a combo button whose menu was disconnected from the button" ([source](https://news.ycombinator.com/item?id=48108310))

## Alternatives hackers recommend

- [PrusaSlicer](https://hackerapproved.com/p/prusaslicer.md): 15 recommend
- [Grid slicer](https://hackerapproved.com/p/grid-slicer.md): 9 recommend
- [ColorMix for PrusaSlicer](https://hackerapproved.com/p/colormix-for-prusaslicer.md): 8 recommend
- [Bambu Studio](https://hackerapproved.com/p/bambu-studio.md): 7 recommend

## Cite as

Hacker Approved, "OrcaSlicer", https://hackerapproved.com/p/orcaslicer/ (counts from 1,795,640 Hacker News comments, November 2025 to November 2026).