> In the case of Qt it's restricted because The Company sells licences of work done by others for free No, using the LGPL code done by third party is still fre

> In the case of Qt it's restricted because The Company sells licences of work done by others for free No, using the LGPL code done by third party is still free of charge. > This is a "coopetition" among companies and everyone benefits from it. And we also have seen many times developers who released their code as MIT never seeing a dime from these big companies (such as Corejs developer). LGPL is the way to go to ensure that big corps who make money out of an open source project do pay up. You don't want to release your source code? Then pay for a commercial license, end of story.