Curated list of the best free PLM tools that support Engineering Change Order (ECO) management, version control, and bill‑of‑materials (BOM) tracking.
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Open‑source PLM platform built on Django; offers full ECO lifecycle, document control, and revision management without licensing fees.
Free community edition of Aras Innovator with robust change management, workflow automation, and configurable ECO processes.
Part of Odoo’s open‑source ERP suite; provides BOM versioning, change request tracking, and integration with manufacturing modules.
FreeCAD’s open‑source CAD environment plus the PLM Workbench add‑on for change order tracking, part revision, and collaborative design.
Java‑based open‑source PLM that includes ECO creation, approval workflows, document management, and part lifecycle tracking.
Cloud PLM with a free plan for up to 5 users; supports change request creation, approval routing, and real‑time BOM updates.
Free cloud PLM for small teams (up to 5 users); includes ECO management, version control, and integration with major CAD tools.
Free tier allows unlimited parts and BOMs with basic change order tracking and collaboration features.
Free for qualifying startups (up to 5 users); offers configurable change management workflows and BOM versioning.
30‑day free trial of Teamcenter Rapid Start; includes full ECO workflow, document control, and integration with CAD data.
30‑day trial version providing complete change order management, BOM control, and cloud‑based collaboration.
Limited‑time trial offering full ECO lifecycle, revision control, and integration with PTC CAD tools.
Free 30‑day trial that includes change management, BOM versioning, and seamless CAD‑PLM data flow.
Web‑based BOM and change order manager with a free plan for up to 10 parts; tracks ECOs, approvals, and revision history.
Git‑based PLM solution that stores part data and change requests in a Git repository, enabling full version history and collaborative ECO handling.
Open‑source PLM focused on building information modeling; includes change order tracking for engineering documents and models.
Free version for up to 2 users; provides document control, versioning, and simple change request workflows suitable for small engineering teams.
Open‑source ECM platform that can be configured for PLM; includes document versioning, workflow for ECO approval, and integration with CAD.
Free self‑hosted file sync with the Deck kanban app; can be customized to manage ECO cards, attachments, and approval stages.
Open‑source project management tool; with the PLM plugin it supports change request tickets, version control, and document linking.