DELMIAworks (IQMS) vs ERPNext: Complete Comparison 2026

An in-depth comparison of features, pricing, and user experience to help you make the right choice.

DELMIAworks (IQMS)

7.4(400 reviews)

Dassault Systemes manufacturing ERP for repetitive, process, and mixed-mode manufacturers.

8.0(900 reviews)

Free and open-source ERP with manufacturing, accounting, HR, and CRM - the genuine alternative to expensive enterprise software.

Aspect	DELMIAworks (IQMS)	ERPNext
Best For	Plastics and rubber manufacturers needing built-in MES and machine monitoring	Budget-conscious startups and SMBs
Pricing Model	Contact Sales	Open Source
Starting Price	Contact Sales	Free
Deployment	cloud, on premise	cloud, self hosted, on premise
Platforms	WEB, WINDOWS, IOS, ANDROID	WEB, IOS, ANDROID
Rating	7.4/10	8.0/10

Built-in MES eliminates need for a separate manufacturing execution system
Real-time machine monitoring captures OEE, cycle times, and reject rates automatically
Deep plastics and repetitive manufacturing expertise refined over 30+ years
EDI integration handles automotive-grade requirements including AIAG labeling and ASN
Dassault ownership enables SOLIDWORKS and CATIA design-to-manufacture workflows

IQMS-to-DELMIAworks rebrand has caused confusion and some customer disruption
Pricing increased significantly since the Dassault Systemes acquisition in 2019
Cloud offering is less mature than the on-premise version for production workloads
Not ideal for discrete job shops — strongest in repetitive and process manufacturing
Corporate bureaucracy has slowed support response times compared to the IQMS era