Gobrain is an open-source neural network library for Go developers, designed to facilitate the construction and training of neural networks with a focus on simplicity and ease of use. Hosted on GitHub under the repository https://github.com/goml/gobrain, this library offers a straightforward platform for developers to implement machine learning algorithms in Go, particularly useful for those beginning with neural networks or requiring a lightweight neural processing solution in Go applications.The library provides basic functionalities to implement feedforward networks, allowing for binary and multi-class classification tasks. Gobrain emphasizes flexibility and efficiency, catering to the needs of developers looking to integrate machine learning capabilities without complex overhead. As part of the growing GoML organization, gobrain is part of a broader initiative aiming to enrich the Go ecosystem with robust machine learning tools.