Skip to content

Insights

🤑 Free open-source ERP: which may cost more than a regular ERP

blog

An open-source ERP (Enterprise Resource Planning) system is often seen as an attractive “free” option for businesses that want to cut software costs, because you can download the source code, use it, and modify it with no license fee. But in reality, the “freeness” of open-source ERP may be just an illusion, because it comes with hidden costs and downsides many may not anticipate — which ultimately may push the Total Cost of Ownership (TCO), the total cost over the system’s life, even higher than a regular proprietary (licensed) system.

🧐 Hidden costs: the secret beneath the word “free”

Although open-source software has no license fee, putting it into real use has many costs the organisation must bear itself:

  • 💰 Implementation and Customization Cost:

    • Fitting it to the business: Most open-source systems may not yet cover all your business’s specialised processes. Customising the code to add functions or adapt to specific needs requires technical experts (Developers/Consultants), who are very costly
    • Data migration: Migrating complex data from the old system (Data Migration) is also work that needs experts and is costly

  • 🧑‍💻 Technical Expertise and Staffing Cost:

    • Maintenance: With no main vendor responsible (Vendor Lock-in), the organisation must take responsibility for maintaining servers, installing security patches, and upgrading versions itself, which means hiring an IT team with expertise specific to that ERP
    • Consultant fees: Fixing problems or developing more often relies on external consultants, whose daily/monthly fees can accumulate beyond the license fee of a proprietary system

  • 🛠️ Infrastructure Cost:

    • If you choose to install on in-house servers (on-premise), there are costs for servers, backup systems, and security systems, which are a large up-front expense (CapEx – Capital Expense)

📉 The downsides many don’t know: what you trade for flexibility

  • Lack of official support included in the price:

    • Proprietary systems usually include vendor support and updates in the subscription fee, but open-source relies on the community, which may not be timely, or you must pay an external company for support service

  • Complexity in use and training:

    • Although the software itself is free, installing and managing an open-source system usually requires advanced technical knowledge more than a proprietary system, leading to high employee training costs

  • Security Risks:

    • Although open code helps find bugs faster, it can also be a channel for bad actors to find weaknesses. The organisation must be sure it has a team that can handle security

🏆 The incredible advantages: reasons to still consider it

  • No Vendor Lock-in and 100% data ownership:

    • This is the most important advantage. The organisation has freedom to choose its installation and maintenance provider, isn’t bound to any single vendor, and can access the entire source code, giving maximum flexibility to modify

  • Limitless flexibility and customization:

    • Because you have all the source code, the organisation can perfectly customise the system to fit its own complex or highly specific workflow, which isn’t possible in a regular proprietary system

  • Strong Community:

    • A successful open-source project has a large developer community continually helping develop and fix bugs, giving the system new innovations and long-term stability

✅ Worth proceeding: who suits open-source ERP?

An open-source ERP system isn’t “free” — it’s a change in the type of expense, from a license fee to a service cost. The organisations suited to this option are:

  1. Large organisations with a strong IT team: With staff who can install, maintain, and develop code themselves

  2. Businesses with very complex, highly specific workflows: That need to customise the system deeply, which a proprietary system can’t do

  3. Organisations that place importance on maximum control and flexibility: That want to own all the source code and avoid being bound to a vendor

If you’re considering an open-source ERP, you should understand the TCO in detail and prepare for the hidden costs of installation, customisation, and maintenance that will follow — because “free” at the start doesn’t mean “cheaper” in the long term.

Back to all articles