When it comes to developing and implementing ERP solutions in human resource management, many SMEs consider using open-source platforms. The main reason to opt for open source HR software development is that it helps bring significant cost savings to various enterprises. There are many open-source software platforms like Odoo, ERPNext, and Apache OFBiz that lets you build custom ERP solutions at cost-effective rates. Here, we highlight the significance of open source HR software development with a focus on its key features and benefits for small-to-medium enterprises.