Mendel PLM provides cloud‑based product‑lifecycle management for engineering teams. The list below gathers 20 free or open‑source PLM solutions that can be used as cost‑effective alternatives, ranging from full‑featured community editions to free‑tier SaaS offerings.
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Open‑source ERP module that handles BOMs, revisions, change orders, and document control—all within Odoo’s unified platform.
Python‑based, web‑enabled PLM system supporting part, document, and change management with a PostgreSQL backend.
Free, on‑premises PLM platform offering configurable workflows, BOM management, and change control; source code available for customization.
Open‑source PLM focused on document management, versioning, and collaborative review of CAD files.
Free, parametric CAD suite with a PLM workbench that adds part libraries, revision tracking, and change management.
Open‑source inventory and parts management system that doubles as a lightweight PLM for electronic components.
Cloud‑based BOM and parts management with unlimited users on the free plan; includes version control and basic change requests.
Full‑featured CAD/PLM SaaS where public‑access projects get unlimited storage, version history, and change management.
Free collaboration hub for CAD files offering version control, revision history, and simple change tracking.
Free hobbyist license that includes cloud‑based data management, revision history, and basic change‑order workflows.
Free searchable parts library with part data, CAD models, and basic lifecycle status information.
Web‑based BOM manager with versioning, change requests, and integration to popular CAD tools.
Java‑based PLM framework offering part, document, and workflow management; community‑maintained on GitHub.
Lightweight tool for viewing and managing PLMXML files, useful for simple change‑tracking scenarios.
Limited‑time free trial of Teamcenter’s Rapid Start edition, providing core PLM capabilities for small teams.
Free, community‑driven version of Windchill offering basic product data management and change control.
Open‑source electronic lab notebook with built‑in inventory, versioning, and change‑log features suitable for R&D PLM.
Self‑hosted version of OpenBOM that provides unlimited users, version control, and change management without subscription fees.
Low‑code platform offering a free starter pack to build custom PLM apps with revision tracking and workflow automation.
Free 2‑D CAD program; community add‑on supplies basic part library, versioning, and change‑order capabilities.