> If we're talking about open-source (I can't see why not), you can just fork the library in question and adjust it to fulfill the missing 5%. Depending on the

> If we're talking about open-source (I can't see why not), you can just fork the library in question and adjust it to fulfill the missing 5%. Depending on the situation this can mean having to understand lots of gory details of the implementation of the library. It is often easier to write an own implementation from scratch than having to understand these details and subtile interactions. Typically "open source" just means that the source code is available under an OSI-compatible license and not that there is also a documentation available that guides you from barely understanding the library to understanding every implementation details that is necessary to do internal changes.