3 Best Open-Source Salesforce Alternatives in 2025: Twenty CRM, ERPNext, and Dolibarr ERP CRM

In this blog, we’ll compare the 3 best open-source Salesforce alternatives in 2025 – Twenty CRM, ERPNext, and Dolibarr ERP CRM. We’ll cover their key features, benefits, and why open-source CRM is often the smarter choice.

Before diving into the comparison, here’s why open-source CRM tools are getting so popular in 2025:

• Cost-Effective: No expensive license fees. You only pay for hosting or optional support.

• Customizable: Full freedom to modify workflows, dashboards, and integrations to match your business.

• Data Control: Self-hosting options give you complete control and privacy over customer data.

• Community Support: Continuous updates, plugins, and improvements from active developer communities.

• Scalability: Fits businesses of any size – from startups to enterprises.

With these advantages, open-source CRMs are proving to be strong and reliable Salesforce alternatives.

Twenty CRM is the newest player on the list, but it’s already considered one of the best open-source CRMs in 2025. Backed by Y Combinator, it’s designed as a modern Salesforce alternative with a clean, user-friendly interface and powerful features.

Key Features:

• Modern UI: Sleek, intuitive design with minimal learning curve.

• Custom Workflows: Easily adapt sales pipelines and fields to your business.

• Collaboration Tools: Real-time updates, shared notes, and team chat.

• Analytics: Built-in dashboards for data-driven decisions.

• Open Source Power: Full transparency, unlimited records, APIs, and webhooks without hidden costs.

• Integrations: Works with email, Slack, Stripe, and more.

• Privacy Options: Choose cloud hosting or self-hosting for complete data control.

  
  

👉 If you want a top-notch open-source CRM in 2025, Twenty CRM stands out for its design, features, and fast-growing community.

ERPNext is one of the most established open-source ERP platforms, with a strong CRM module built-in. It’s perfect for companies looking for an all-in-one solution that goes beyond CRM to include accounting, inventory, HR, and manufacturing.

Key Features:

• Comprehensive Modules: Manage sales, accounting, HR, inventory, and projects in one platform.

• Cost Savings: 100% open source with no license fees – only pay for hosting or support.

• Scalable: Grows with your business, from startups to large enterprises.

• Easy to Use: Clean design and responsive mobile access.

• Customizable: Low-code tools for adding fields, reports, and workflows.

• Strong Community: Thousands of businesses worldwide (30,000+ customers) and frequent updates.

  
  

👉 ERPNext is ideal if you want CRM + full ERP capabilities in one open-source system.

Dolibarr ERP CRM is known for being lightweight, affordable, and easy to use. It’s especially popular among small and medium-sized businesses that want a simple CRM/ERP tool without extra complexity.

Key Features:

• Modular System: Activate only what you need (invoicing, HR, e-commerce, inventory, etc.).

• Beginner-Friendly: Simple, intuitive interface for non-technical users.

• Low Cost: Free under GNU GPL – only pay for hosting or extra modules.

• Community-Driven: Thousands of modules and extensions created by global contributors.

• Modern Add-ons: Includes e-commerce integration, payment gateways, and mobile-friendly design.

  
  

👉 Dolibarr is best for businesses that want a no-fuss, affordable CRM solution.

• Twenty CRM → Best for businesses that want a modern, sleek, and powerful CRM with full open-source flexibility.

• ERPNext → Best for companies that need a complete ERP + CRM suite in one platform.

• Dolibarr → Best for small businesses that want simplicity and affordability.

In 2025, open-source CRMs have become serious contenders to Salesforce. They are cost-effective, customizable, and give you full control over your business data.

• Choose Twenty CRM if you want the most modern and feature-rich CRM alternative.

• Go for ERPNext if your company needs both ERP and CRM in one system.

• Select Dolibarr if you prefer a simple, affordable tool that just works.

  
  

By switching to open-source, you’re not just saving money—you’re gaining flexibility, transparency, and freedom from vendor lock-in. That’s why more companies are embracing open-source CRMs in 2025.

That’s where House of FOSS steps in.

At House of FOSS, we make open-source tools like Twenty CRM or ERPNext   plug-and-play for businesses of all sizes. Whether you’re streamlining client bookings, managing team availability, or integrating scheduling into your apps, we help you deploy, scale, and manage Twenty CRM or ERPNext  with zero friction.

✅ Why Choose House of FOSS?

🧩 Custom Setup – We tailor Twenty CRM or ERPNext to your exact workflows.

🕒 24/7 Support – Always available when you need us.

💰 Save up to 60% – Cut SaaS costs, not performance.

🛠️ Fully Managed – We handle hosting, security, scaling, and updates.

⚡ Bonus: With House of FOSS, deploying Twenty CRM or ERPNext  is as easy as installing an app on your phone. No configs. No setup stress. Just click, install, and start scheduling.

🎁 $10 FREE credit when you sign up! 👉 Claim here

👉 Book your free consultation today and take control of your scheduling stack.