wc is a Unix command line tool. ...

This challenge is to build your own Data Privacy Vault. It is a way to keep sensitive information safe. The vault stores the data and controls who can access it, making sure it’s managed, watched over, and used appropriately. ...

diff is a Unix command line tool. ...

Build your own Discord bot. ...

Build your own distributed message broker inspired by systems like Apache Kafka. This project covers distributed consensus, log-structured storage, message partitioning, consumer groups, and fault tolerance. ...

A DNS Forwarder is a nameserver that is used to resolve DNS queries locally instead of directly using the authoritative nameserver chain. Often they sit on the edge of a local area network and provide DNS resolution to the computers on the local network, reducing external traffic and speeding up external access by serving the answer from a local cache. ...

Build your own DNS Resolver. ...

Docker is a software platform that allows you to build, test, and deploy applications quickly. It does that by packaging software into container images. These container images include everything needed to run the software - libraries, system tools, configuration and application. ...

Dropbox is a cloud storage and file-sharing service that allows users to store files online and access them from any device. It simplifies file synchronization across multiple devices and facilitates collaboration through file sharing. Dropbox is a widely used solution for personal and professional file storage, backup, and collaboration needs. ...

A duplicate file finder scans directories to identify files with identical content, helping reclaim disk space and organize files. ...