{"slug": "orcaslicer", "name": "OrcaSlicer", "category": "media", "category_name": "Media and creative", "description": "", "recommenders": 8, "commenters": 13, "warners": 1, "score": 7.498, "rising": 0.04, "first": "2026-04-14", "latest": "2026-10-05", "why": "consider LAN mode with OrcaSlicer and this open source reverse engineered networking plugin", "why_is_quote": true, "has_verdict": false, "sentiment": {"recommend": 8, "neutral": 4, "compare": 0, "warn": 1}, "spark": [0, 0, 0, 0, 0, 1, 5, 0, 0, 2, 0, 0], "listed": true, "loved": [], "caveat": "", "short_quote": "consider LAN mode with OrcaSlicer and this open source reverse engineered networking plugin", "kind": "", "icon": true, "domain": null, "github_repo": "github.com/fulu-foundation/orcaslicer-bambulab", "official_url": "https://www.orcaslicer.com", "pricing": "", "aliases": ["OrcaSlicer", "Orca Slicer"], "verdict": null, "praise": [{"label": "", "summary": "", "quotes": [{"id": 791352432, "item_id": 49459527, "url": "https://news.ycombinator.com/item?id=49459527", "by": "knowaveragejoe", "date": "2026-08-27", "stance": "recommend", "quote": "I run this on the home server w/ caddy-tailscale", "excerpt": "I run this on the home server w/ caddy-tailscale, and I can slice/print from anywhere with a nice easily rememberable domain name. I run a P1S in LAN mode and have it firewalled from actual internet access. https://github.com/linuxserver/docker-orcaslicer", "context": "", "use_case": "3D printer slicing on home server", "switched_from": "", "story": "An ongoing 3D-printer AGPL violation"}, {"id": 791262544, "item_id": 49453909, "url": "https://news.ycombinator.com/item?id=49453909", "by": "hamdingers", "date": "2026-08-26", "stance": "recommend", "quote": "consider LAN mode with OrcaSlicer and this open source reverse engineered networking plugin", "excerpt": "For current owners who want to avoid Bambu's servers entirely, consider LAN mode with OrcaSlicer and this open source reverse engineered networking plugin: https://github.com/ClusterM/open-bamboo-networking I have verified that my P2S in LAN mode never attempts to make external connections at all (blocked it anyway, of course) and OrcaSlicer + this plugin never attempts to connect to any of Bambu's servers. My P2S is", "context": "Bambu P2S owner", "use_case": "3D printer slicing in LAN mode", "switched_from": "", "story": "An ongoing 3D-printer AGPL violation"}, {"id": 773309968, "item_id": 48331873, "url": "https://news.ycombinator.com/item?id=48331873", "by": "Aurornis", "date": "2026-05-29", "stance": "recommend", "quote": "There's a growing community around the OrcaSlicer - Full Spectrum fork that started all of this", "excerpt": "There's a growing community around the OrcaSlicer - Full Spectrum fork that started all of this, which is attributed in the article. It's a cool technique and I expect all of the mainstream slicers will have it soon. You could already do this technique with OrcaSlicer with Prusa printers or cheaper options like the Snapmaker U1 The \"Prusa ColorMix Cones\" model is not what I'd recommend. I don't know why they made it ", "context": "", "use_case": "3D printer slicing", "switched_from": "", "story": "Print with dozens of colors: Our new open-source ColorMix for PrusaSlicer"}, {"id": 769889792, "item_id": 48118112, "url": "https://news.ycombinator.com/item?id=48118112", "by": "snailmailman", "date": "2026-05-12", "stance": "recommend", "quote": "OrcaSlicer has so many options that are frequently worth adjusting over random presets other creators used", "excerpt": "The mobile app is quite nice. Print error and print finish notifications. Webcam view when I\u2019m not near my printer. The ability to pause it remotely if something looks off. I use LAN mode, plus a home assistant plugin to restore the lost functionality. The default webcam is pretty bad so I\u2019ve also mounted a better one to my printer for a live video view that\u2019s at more than 1fps. The main thing I\u2019ve lost by using lan ", "context": "", "use_case": "3D print slicing", "switched_from": "", "story": "Restore full BambuNetwork support for Bambu Lab printers"}, {"id": 769758048, "item_id": 48109878, "url": "https://news.ycombinator.com/item?id=48109878", "by": "Jeremy1026", "date": "2026-05-12", "stance": "recommend", "quote": "Add in OrcaSlicer (Bamboo Slicer fork), and you basically have a non-closed system P2S.", "excerpt": "Creality K2 Combo[1] is pretty much spec for spec a P2S. Add in OrcaSlicer (Bamboo Slicer fork), and you basically have a non-closed system P2S. I've printed 652 hours on it since December, about 4.7km worth of filament has been ran through it. Great upgrade over the Creality K1 that is sitting next to it. [1] https://store.creality.com/products/k2-k2-combo-3d-printer-live-exclusive?variant=52663324508525", "context": "", "use_case": "3D print slicing", "switched_from": "", "story": "Bambu Lab is abusing the open source social contract"}]}], "caveats": [{"label": "", "summary": "", "quotes": [{"id": 769982272, "item_id": 48123892, "url": "https://news.ycombinator.com/item?id=48123892", "by": "asveikau", "date": "2026-05-13", "stance": "warn", "quote": "No sane open source project would allow this to be upstreamed in this shape", "excerpt": "Apparently the full history is here: https://github.com/DARKFiB3R/OrcaSlicer-bambulab And it doesn't look good. This has me call into question the caliber of developer who made the fork. No sane open source project would allow this to be upstreamed in this shape", "context": "", "use_case": "", "switched_from": "", "story": "Restore full BambuNetwork support for Bambu Lab printers"}]}], "who": [{"by": "hamdingers", "context": "Bambu P2S owner", "url": "https://news.ycombinator.com/item?id=49453909", "date": "2026-08-26"}], "tags": [], "use_cases": ["3d print slicing", "3d printer slicing", "3d printing", "3d printer slicing on home server", "3d printer slicing in lan mode"], "compared": [], "makers": [], "threads": [{"url": "https://news.ycombinator.com/item?id=48115127", "title": "Restore full BambuNetwork support for Bambu Lab printers", "mentions": 5}, {"url": "https://news.ycombinator.com/item?id=49452980", "title": "An ongoing 3D-printer AGPL violation", "mentions": 2}, {"url": "https://news.ycombinator.com/item?id=48109224", "title": "Bambu Lab is abusing the open source social contract", "mentions": 2}, {"url": "https://news.ycombinator.com/item?id=48084432", "title": "Louis Rossmann tells 3D printer maker Bambu Lab to 'Go (Bleep) yourself'", "mentions": 2}, {"url": "https://news.ycombinator.com/item?id=49946895", "title": "The work by Valve's Timur Krist\u00f3f on improving old AMD GPUs on Linux", "mentions": 1}, {"url": "https://news.ycombinator.com/item?id=48283410", "title": "Print with dozens of colors: Our new open-source ColorMix for PrusaSlicer", "mentions": 1}], "sentiment_by_month": {"2025-11": {}, "2025-12": {}, "2026-01": {}, "2026-02": {}, "2026-03": {}, "2026-04": {"recommend": 1}, "2026-05": {"neutral": 3, "recommend": 5, "warn": 1}, "2026-06": {}, "2026-07": {}, "2026-08": {"recommend": 2}, "2026-09": {}, "2026-10": {"neutral": 1}}, "quotes": [{"id": 799474260, "item_id": 49967141, "url": "https://news.ycombinator.com/item?id=49967141", "by": "nickserv", "date": "2026-10-05", "stance": "neutral", "quote": "basic 3D modeling/printing (freeCAD, Blender, Orca)", "excerpt": "I use it for a bit of everything: dev work (InteliJ), basic 3D modeling/printing (freeCAD, Blender, Orca), light video editing (OBS, Kdenlive), gaming (wine) ... Could probably go with an Arch based distro, but the Ubuntu/Debian base is useful for the good compatibility.", "context": "", "use_case": "3D printing", "switched_from": "", "story": "The work by Valve's Timur Krist\u00f3f on improving old AMD GPUs on Linux"}, {"id": 791352432, "item_id": 49459527, "url": "https://news.ycombinator.com/item?id=49459527", "by": "knowaveragejoe", "date": "2026-08-27", "stance": "recommend", "quote": "I run this on the home server w/ caddy-tailscale", "excerpt": "I run this on the home server w/ caddy-tailscale, and I can slice/print from anywhere with a nice easily rememberable domain name. I run a P1S in LAN mode and have it firewalled from actual internet access. https://github.com/linuxserver/docker-orcaslicer", "context": "", "use_case": "3D printer slicing on home server", "switched_from": "", "story": "An ongoing 3D-printer AGPL violation"}, {"id": 791262544, "item_id": 49453909, "url": "https://news.ycombinator.com/item?id=49453909", "by": "hamdingers", "date": "2026-08-26", "stance": "recommend", "quote": "consider LAN mode with OrcaSlicer and this open source reverse engineered networking plugin", "excerpt": "For current owners who want to avoid Bambu's servers entirely, consider LAN mode with OrcaSlicer and this open source reverse engineered networking plugin: https://github.com/ClusterM/open-bamboo-networking I have verified that my P2S in LAN mode never attempts to make external connections at all (blocked it anyway, of course) and OrcaSlicer + this plugin never attempts to connect to any of Bambu's servers. My P2S is", "context": "Bambu P2S owner", "use_case": "3D printer slicing in LAN mode", "switched_from": "", "story": "An ongoing 3D-printer AGPL violation"}, {"id": 773309968, "item_id": 48331873, "url": "https://news.ycombinator.com/item?id=48331873", "by": "Aurornis", "date": "2026-05-29", "stance": "recommend", "quote": "There's a growing community around the OrcaSlicer - Full Spectrum fork that started all of this", "excerpt": "There's a growing community around the OrcaSlicer - Full Spectrum fork that started all of this, which is attributed in the article. It's a cool technique and I expect all of the mainstream slicers will have it soon. You could already do this technique with OrcaSlicer with Prusa printers or cheaper options like the Snapmaker U1 The \"Prusa ColorMix Cones\" model is not what I'd recommend. I don't know why they made it ", "context": "", "use_case": "3D printer slicing", "switched_from": "", "story": "Print with dozens of colors: Our new open-source ColorMix for PrusaSlicer"}, {"id": 769988976, "item_id": 48124311, "url": "https://news.ycombinator.com/item?id=48124311", "by": "edm0nd", "date": "2026-05-13", "stance": "neutral", "quote": "https://github.com/FULU-Foundation/OrcaSlicer-bambulab", "excerpt": "https://github.com/FULU-Foundation/OrcaSlicer-bambulab", "context": "", "use_case": "", "switched_from": "", "story": "Restore full BambuNetwork support for Bambu Lab printers"}, {"id": 769988736, "item_id": 48124296, "url": "https://news.ycombinator.com/item?id=48124296", "by": "edm0nd", "date": "2026-05-13", "stance": "neutral", "quote": "The code in question for anyone curious", "excerpt": "The code in question for anyone curious, https://github.com/FULU-Foundation/OrcaSlicer-bambulab", "context": "", "use_case": "3D printer slicing", "switched_from": "", "story": "Restore full BambuNetwork support for Bambu Lab printers"}, {"id": 769982272, "item_id": 48123892, "url": "https://news.ycombinator.com/item?id=48123892", "by": "asveikau", "date": "2026-05-13", "stance": "warn", "quote": "No sane open source project would allow this to be upstreamed in this shape", "excerpt": "Apparently the full history is here: https://github.com/DARKFiB3R/OrcaSlicer-bambulab And it doesn't look good. This has me call into question the caliber of developer who made the fork. No sane open source project would allow this to be upstreamed in this shape", "context": "", "use_case": "", "switched_from": "", "story": "Restore full BambuNetwork support for Bambu Lab printers"}, {"id": 769889792, "item_id": 48118112, "url": "https://news.ycombinator.com/item?id=48118112", "by": "snailmailman", "date": "2026-05-12", "stance": "recommend", "quote": "OrcaSlicer has so many options that are frequently worth adjusting over random presets other creators used", "excerpt": "The mobile app is quite nice. Print error and print finish notifications. Webcam view when I\u2019m not near my printer. The ability to pause it remotely if something looks off. I use LAN mode, plus a home assistant plugin to restore the lost functionality. The default webcam is pretty bad so I\u2019ve also mounted a better one to my printer for a live video view that\u2019s at more than 1fps. The main thing I\u2019ve lost by using lan ", "context": "", "use_case": "3D print slicing", "switched_from": "", "story": "Restore full BambuNetwork support for Bambu Lab printers"}, {"id": 769857744, "item_id": 48116109, "url": "https://news.ycombinator.com/item?id=48116109", "by": "binsquare", "date": "2026-05-12", "stance": "recommend", "quote": "", "excerpt": "this is it for me i bought the dang thing, let me decide how I use it.", "context": "", "use_case": "", "switched_from": "", "story": "Restore full BambuNetwork support for Bambu Lab printers"}, {"id": 769843761, "item_id": 48115235, "url": "https://news.ycombinator.com/item?id=48115235", "by": "dns_snek", "date": "2026-05-12", "stance": "neutral", "quote": "Orca slicer has had to rely on hacky workarounds", "excerpt": "This is false. After the authorization-related firmware changes last year LAN mode doesn't allow 3rd party slicers to connect. LAN mode is also abandonware with numerous issues and missing features that they've had no interest in fixing. Orca slicer has had to rely on hacky workarounds in Bambu's buggy networking plugin just to be able to connect to printers in a different subnet. https://github.com/bambulab/BambuStu", "context": "", "use_case": "3D print slicing", "switched_from": "", "story": "Bambu Lab is abusing the open source social contract"}, {"id": 769758048, "item_id": 48109878, "url": "https://news.ycombinator.com/item?id=48109878", "by": "Jeremy1026", "date": "2026-05-12", "stance": "recommend", "quote": "Add in OrcaSlicer (Bamboo Slicer fork), and you basically have a non-closed system P2S.", "excerpt": "Creality K2 Combo[1] is pretty much spec for spec a P2S. Add in OrcaSlicer (Bamboo Slicer fork), and you basically have a non-closed system P2S. I've printed 652 hours on it since December, about 4.7km worth of filament has been ran through it. Great upgrade over the Creality K1 that is sitting next to it. [1] https://store.creality.com/products/k2-k2-combo-3d-printer-live-exclusive?variant=52663324508525", "context": "", "use_case": "3D print slicing", "switched_from": "", "story": "Bambu Lab is abusing the open source social contract"}, {"id": 769396048, "item_id": 48087253, "url": "https://news.ycombinator.com/item?id=48087253", "by": "dekhn", "date": "2026-05-10", "stance": "recommend", "quote": "I moved to OrcaSlicer.  I had to give up a few nice features but it hasn't truly impacted my workflow.", "excerpt": "I don't have a Bambu; previously, I had Prusa printers from the MK3 generation and I struggled to get good prints (poor bed adhesion and the extruder breaking frequently, requiring very intensive repairs); since not having a working printer slows my hobbies down, I ended up with two. Both broke down and I got tired of fixing them, but when I looked at the prices of new Prusa, they were high enough to make me pause. I", "context": "", "use_case": "3D printer slicing", "switched_from": "Flashforge slicer", "story": "Louis Rossmann tells 3D printer maker Bambu Lab to 'Go (Bleep) yourself'"}, {"id": 769392592, "item_id": 48087037, "url": "https://news.ycombinator.com/item?id=48087037", "by": "wolvoleo", "date": "2026-05-10", "stance": "neutral", "quote": "The orcaslicer thing I don't know what to think about yet", "excerpt": "Meh. I use bambu and I am a maker but it's not a big thing in my opinion. I bought a bambu precisely because I don't want to mod the thing with a gazillion custom upgrades like I needed to do with my previous printers to make them work reliably. I just want to press print and... print. Bambu totally delivers there. They really commoditised 3D printing and brought the price down. And if you do want to go off the beate", "context": "", "use_case": "", "switched_from": "", "story": "Louis Rossmann tells 3D printer maker Bambu Lab to 'Go (Bleep) yourself'"}, {"id": 764305088, "item_id": 47769068, "url": "https://news.ycombinator.com/item?id=47769068", "by": "xoxxala", "date": "2026-04-14", "stance": "recommend", "quote": "I use Orca Slicer instead of the Bambu slicer.", "excerpt": "> Also Bambu the company mostly is fine, but there's some worry that they'll eventually lock people into using only their filament, but doesn't seem to have happened yet. So buyer beware. I'm not sure how Bambu could actually do that. They use RFID tags to identify their filament type/color. I taped a tag from a used roll to some prusa filament and the printer couldn't tell the difference. Just in case, my Bambus are", "context": "", "use_case": "3D print slicing", "switched_from": "Bambu Studio", "story": "Modifying FileZilla to Workaround Bambu 3D Printer's FTP Issue"}]}