What should software developers consider when choosing an open-source license for a project?

Choosing the right open-source license is an important decision that can have significant implications for the success of your project. By considering your goals, the size of the community you want to build, the potential impact of your project on the industry, seeking legal advice, and understanding the compatibility with other licenses, you can make an informed decision that sets your project up for success.

Introduction to open-source licenses

Open-source licenses are legal agreements that govern open-source software’s use, modification, and distribution and outline the terms and conditions under which developers and users can access and utilize the source code of a software project. Their primary objective is to promote collaboration, transparency, and the free sharing of knowledge within the software development community. The various types of open-source licenses each have their own set of conditions, requirements, permissions, restrictions, and obligations.

Understanding different types of open-source licenses

Explanation of permissive licenses vs. copyleft licenses

Permissive and copyleft licenses represent two different philosophies within the open-source software community. The choice between the two depends on the goals and values of the project and the level of openness and collaboration desired.

Permissive Licenses:

Permissive licenses, as the name suggests, are open-source licenses that prioritize flexibility and compatibility with proprietary software and provide users with broad permissions to use, modify, and distribute the software. These licenses place minimal restrictions on how the software can be used and integrated with other projects. Some examples of permissive licenses include the MIT License and the Apache License.

Copyleft Licenses:

Copyleft licenses, on the other hand, are open-source licenses that prioritize ensuring the continued openness and availability of software. Its derivatives aim to ensure that the software and any modifications or derivative works of the software remain open and freely accessible to users. Copyleft licenses, such as the GNU General Public License (GPL), impose certain restrictions on how the software can be used and distributed.

Overview of popular open-source licenses

Apache License:

  • Permissive license that allows users to use, modify, and distribute the software for any purpose.
  • Requires attribution and notices to be included when distributing the software.
  • Provides a patent grant, offering some protection against patent claims related to the software.

GPL (GNU General Public License):

  • Copyleft license that ensures derivative works are also distributed under the GPL.
  • Requires that the source code of the software and any modifications be made freely available.
  • Imposes restrictions on combining GPL-licensed code with proprietary software

MIT (Massachusetts Institute of Technology License):

  • Permissive license that grants users the freedom to use, modify, and distribute the software.
  • Allows the use of the software in both open-source and proprietary projects.
  • Requires including the original copyright notice in all copies of the software.

BSD (Berkeley Source Distribution License):

  • Permissive license similar to the MIT License, allowing users to use, modify, and distribute the software.
  • Provides more flexibility in terms of code usage and redistribution compared to the GPL.
  • Offers options to create proprietary derivatives of the software

MPL (Mozilla Public License):

  • Hybrid license that combines elements of permissive and copyleft licenses.
  • Allows users to use, modify, and distribute the software, but requires changes to the original files to be made available.
  • Allows combining MPL-licensed code with proprietary code in certain cases.

EPL (Eclipse Public License):

  • Copyleft license specifically designed for software developed using the Eclipse platform.
  • Requires that derivative works are also distributed under the EPL.
  • Offers compatibility with other open-source licenses, such as the GPL.

These are just a few examples of popular open-source licenses, each with its own set of rights, obligations, and restrictions. When choosing a license, it is essential to carefully review the terms and requirements of each license and consider how well they align with the goals and needs of the software project. Consulting with legal professionals or seeking guidance from the open-source community can also be helpful in making an informed decision.

Essential Considerations for Software Developers When Choosing an Open-Source License

Selecting the right open-source license for your project is a crucial decision that can impact its success, community engagement, and legal compliance. Here are some essential considerations to keep in mind:

1. Understand your project goals and requirements: Clearly define the goals and requirements of your project, including the intended audience, collaboration preferences, level of openness, and potential commercialization aspects. This understanding will help you narrow down the license options that align with your objectives.

2. Evaluate the advantages and disadvantages of different license types: Each license type, such as permissive licenses (e.g., MIT License, Apache License) and copyleft licenses (e.g., GPL), has its own benefits and restrictions. Permissive licenses offer flexibility and compatibility with proprietary projects, while copyleft licenses ensure the software and its derivatives remain open source. Consider the implications of each type based on your project’s priorities.

3. Consider the impact on community engagement: The choice of license influences the community that forms around your project. Some licenses attract developers passionate about software freedom, while others foster large and diverse communities. Assess the values and preferences of potential contributors and users to select a license that aligns with your desired level of community engagement.

4. Evaluate license compatibility: If your project incorporates third-party libraries or components, ensure your chosen license is compatible with those dependencies. License compatibility is crucial for integrating and distributing combined works without legal obstacles. Utilize license compatibility tools or seek legal advice to ensure smooth integration.

5. Seek guidance from existing projects and communities: Research successful projects with similar goals and requirements. Examine their license choices and understand the reasoning behind them. Engage with relevant open-source communities and experienced developers to gather insights and recommendations on suitable licenses for your project.

6. Consider legal implications and potential risks: Understand the legal implications associated with your chosen license. Familiarize yourself with obligations imposed on contributors and users. Be aware of potential risks, such as inadvertent license violations or conflicts with proprietary software. Seeking legal advice can provide clarity and mitigate risks.

7. Consider long-term project sustainability: Evaluate the long-term sustainability and scalability of your project. Assess if the chosen license supports potential business models, monetization strategies, and future contributions. Ensure your project can attract and retain users and community support as it grows.

8. Regularly review and update the chosen license: Keep in mind that licenses can be changed or updated in the future. Stay informed about any revisions to your chosen license and evaluate if they align with your project’s evolving needs.

By carefully considering these factors, software developers can make informed decisions when selecting an open-source license. Each consideration plays a vital role in shaping the project’s direction, legal compliance, compatibility, and overall success within the open-source ecosystem.


Choosing the right open-source license for your project is a critical step that demands careful consideration. Each project is unique, and it is crucial for developers to recognize the importance of tailoring their license choice to their project’s specific requirements. Making an informed decision ensures that your project thrives within the open-source ecosystem, fosters desired community engagement, promotes collaboration, and protects your intellectual property rights. As software developers explore their options, it is worth considering the benefits of using the Corteza open-source low-code platform with the Apache license.

If you are interested in learning more about licensing for open-source software, download our ebook “Apache 2.0 license Тhe best choice when deciding which open-source platform to use” today. With this ebook, you can gain a deeper understanding of the advantages of the Apache 2.0 License and how it can benefit your business.

Planet Crust, the developer and supporter of Corteza, offers a 100% open-source low-code solution stack with an Apache licence that empowers developers worldwide. With Corteza, developers can control and share their data and applications without compromising their digital freedom. By embracing Corteza and the Apache License, developers can create innovative solutions, collaborate with other projects, and contribute to a sustainable future. Join the movement and unleash your potential with Corteza and the power of Apache open-source licensing. Try Corteza for free today!

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