Sage-Tips

Can you sell an open source app?

Absolutely. All Open Source software can be used for commercial purpose; the Open Source Definition guarantees this. You can even sell Open Source software.

Can you sell free and open source software?

Conclusion: yes, you can sell open source software Every business model has its tradeoffs, with pros and cons. In the case of Glyptodon, they made a bet that they could build a viable commercial brand with 100\% open source software.

Does the GPL license allow users to sell the original software?

Yes, the GPL license allows users to sell the original as well as the modified software. It may be confusing, but free software is referred to as free in terms of freedom and not in terms of price. As Richard Stallman explains it, free software means free as in “free speech,” not free as in “free beer.”

Can I use GPL v3 to distribute my software?

You may copy, distribute and modify the software as long as you track changes/dates of in source files and keep modifications under GPL. You can distribute your application using a GPL library commercially, but you must also provide the source code. GPL v3 tries to close some loopholes in GPL v2.

Is the GPL safe to use?

Yes. GPL doesn’t have anything to do with the security of the code. It’s just a license that governs its usage and distribution. In fact, as we argued in previous posts, open source software may sometimes be safer than proprietary software since you have more people checking and fixing problems.

Is there a difference between the GPL and the GPL2 licence?

Try it for free! The short answer is Yes. The differences between the two licences is that with the GPL you must distribute or make available any GPL licensed code. Your modifications must also be licensed with the GPL and the source code distributed appropriately.