Shrug is a fast & open source link shortner writen with Golang and React.JS. For demo check shrug.site
Copy .env.example to .env fill dbs credentials
And fill GOOGLE_CLIENT_ID from console.developers.google.com/apis/credentials
Also you need download IP2LOCATION-LITE-DB11.BIN and copy it in server/files/ directory; The database will be updated in monthly basis for the greater accuracy. Free LITE databases are available at https://lite.ip2location.com/ upon registration
By docker-compose up -d the project will be up on port 8000 which you can change it on docker-compose.yml.
You can fork the repository, improve or fix some part of it and then send a pull requests. Or simply open and issue if there's a bug or you have a feature in mind.
This software is released under the MIT License.