Open Source Alternatives to CASTOR
5 open source 3D Printing options similar to CASTOR, ranked by named competitors first, sector overlap, and our 0-100 AI-readiness score. Every company listed publishes its source: each one carries an open source sector tag and a public GitHub repository.
United Manufacturing Hub Systems54ManufacturingCologne, Germany$5.4MAn open-source data platform for manufacturers to access and structure machine data.
Open source · Self-hostable
Flectra27Open SourceAhmedabad, IndiaOpen-source ERP and CRM software to streamline business operations and enhance productivity.
Open source · Self-hostable
ERPNext20Enterprise SoftwareBangalore, IndiaOpen-source ERP system for small and medium-sized businesses.
Open source · Self-hostable
BeagleBone Black17Embedded SystemsDallas, United StatesA low-cost, community-supported development platform for hobbyists and developers.
Open source
Orcaforge73D PrintingAn open-source fork of OrcaSlicer with a built-in plugin marketplace for 3D printing.
Open source · Self-hostable
| Company | Sector | License | HQ | Funding | Score | Website |
|---|---|---|---|---|---|---|
| United Manufacturing Hub SystemsAn open-source data platform for manufacturers to access and structure machine data. | Manufacturing | Open source · Self-hostable | Cologne, Germany | $5.4M | 54 | |
| FlectraOpen-source ERP and CRM software to streamline business operations and enhance productivity. | Open Source | Open source · Self-hostable | Ahmedabad, India | — | 27 | |
| ERPNextOpen-source ERP system for small and medium-sized businesses. | Enterprise Software | Open source · Self-hostable | Bangalore, India | — | 20 | |
| BeagleBone BlackA low-cost, community-supported development platform for hobbyists and developers. | Embedded Systems | Open source | Dallas, United States | — | 17 | |
| OrcaforgeAn open-source fork of OrcaSlicer with a built-in plugin marketplace for 3D printing. | 3D Printing | Open source · Self-hostable | — | — | 7 |