Free Software for Go
PocketBase
PocketBase is an free and open source backend in 1 file with real-time database, authentication, file storage and admin dashboard. It's written in the programming language Go and users SQLite as a database. With PocketBase it is super simple to get your backend web application up and running. This allows you as a developer to focus more on the frontend and the content of your application. PocketBase also integrates well with frontend technologies Flutter, Svelte, Angular, React and Vue.
ReverseSSH
ReverseSSH is a statically-linked ssh server with a reverse connection feature for simple yet powerful remote access. Most people find ReverseSSH useful during HackTheBox, CTF's and similar challenges.
PhotoPrism
PhotoPrism is a free and open-source server-based application for browsing, organizing and sharing your personal photo collection. PhotoPrism makes use of the latest technologies to automatically tag and find pictures without getting in your way. With PhotoPrism, you can say goodbye to solutions that force you to upload your visual memories to the cloud with big tech cloud providers.
Owncast
With Owncast you can host your own streams. Owncast is a free and open-source, self-hosted live video and web chat server for use with existing popular broadcasting software. Owncast includes a web interface to your video with built-in chat that is available once you start the server. The web interface was specifically built to be editable by anybody comfortable tweaking a web page. Allowing streamers to customize the experience for their audience.
Exatorrent
Exatorrent is a self-hosted, open-source BitTorrent Client written in Go. It can be run locally or be hosted in Remote Server with good resources to use that Server as SeedBox. It is Single Completely Statically Linked Binary with Zero External Dependencies .
Web.go
Web.go is a free and open-source web framework for the programming language Go.