3D Software

Prusa launches PrusaSlicer 2.4.0 (alpha two) for up to 4x faster slice speeds

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3D printer manufacturerPrusahas launched the latest version of its open-source slicing software, theprusaslicer的第二个alpha版本2.4.0.

Building on2.4.0 alpha one, this latest release brings with it several new features and upgrades to make the pre-printing workflow faster and more efficient. The software has also fixed a whole host of bugs that were found by users, making for a cleaner 3D printing experience.

Since the alpha builds save their profiles into the ‘PrusaSlicer-alpha’ directory, users will be able to use the new alpha version alongside the current release without mixing up their production configurations.

3D printfarm. Photo via Prusa.
A Prusa 3D printer farm. Photo via Prusa.

A household name in desktop 3D printing

Founded in 2012 by Josef Průša, Prusa Research is a household name in the 3D printing community, with an extensive portfolio of desktop machines catering to both hobbyists and professionals.

The firm is best known for its i3 3D printer, which is currently on theMK3S+型号. The FDM printer offers a build volume of 250 x 210 x 210mm and is available as both an assembly kit and a ready-to-use turnkey system. Combining performance and affordability, the i3 has sold several hundred thousand units worldwide, contributing greatly to Prusa’s estimated annual revenue of ~€70 million.

The i3, and many other printers like it, can utilize the open-source PrusaSlicer as a free print preparation program. The software also doubles as an SLA printer slicer, making it one of the more versatile offerings on the market.

后又发生了什么改变PrusaSlicer 2.4.0 alpha one?

毫无疑问,这里最值得注意的升级是切片时间的改善。G代码导出已并行化和优化,这导致使用2.4.0 alpha二时总切片时间短2-4倍。根据Prusa的说法,在高端CPU上将看到最大的速度增加。

When 3MF, AMF, and OBJ file types are loaded into PrusaSlicer, their models are also no longer automatically repaired, which makes the load time considerably faster. G-code coordinates are also now exported in an optimized manner (specifically, by omitting any leading and trailing zeros), meaning G-code files are smaller and require less memory to store.

Additionally, the mesh repair statistics in PrusaSlicer have been revamped to make them easier to read and understand. Before the release of 2.4.0 alpha two, it wasn’t all that clear which errors were fixed during mesh import, or whether there were any errors remaining after the import and repair were complete. Now, all of the fixed and remaining errors are listed in the side panel with the ‘!’ icon next to them. Meshes that are completely fixed are shown in white, while meshes that aren’t fully fixed are shown in orange.

The status bar at the bottom of the UI has also been replaced by notifications detailing the progress of the slice, along with a new ‘Abort Slicing’ button.

The full list of patch notes, along with all of the minor bug fixes, can befound on the PrusaSlicer GitHub page here.

The PrusaSlicer UI. Image via Prusa.
The PrusaSlicer UI. Image via Prusa.

Just this month,Roboze, a manufacturer of high-temperature industrial-grade 3D printers, announced the launch of its newPrometheus slicing softwareatRAPID + TCT. Named after the Titan who stole fire from the Greek gods, Prometheus is designed to optimize and streamline the build preparation process for industrial metal-replacement parts 3D printed on Roboze systems.

Elsewhere, desktop 3D printer manufacturerRaise3D最近宣布了最新版本的自己的切片软件的启动the ideaMaker 4.2.0 Beta. The latest update is designed to enable one-click integrations with the company’s ideaMaker Library software, as well as provide new features such as boolean operations and a search toolbar. Version 4.2.0 also brings with it several bug fixes for a more refined user experience.

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Featured image shows a Prusa 3D printer farm. Photo via Prusa.