Here you find third party tools and files (e.i force fields database, structure file, topology file and so on) useful for the GROMACS community. You can create a new post to describe tools and files, useful for the GROMACS community or you can discuss the usage of existing contributions by answering to the corresponding post. If you have questions about a tool not listed here, post them in the “User discussion” category. Note that contributions are not necessarily verified or endorsed by the GROMACS developers. The category is moderated. Please make an account to post and discuss. Read more here Welcome to third party forum