Superbook: Tech Interview Handbook by Yangshun Tay. Read here →

Wait4X allows you to wait for a port or a service to enter the requested state.

PostgreSQL Remote Control

Lightweight server monitoring hub with historical data, docker stats, and alerts.

Simple but Powerful web-based Control Panel

Umami is a modern, privacy-focused analytics platform. An open-source alternative to Google Analytics, Mixpanel and Amplitude.

Modular and decentralised honeypot

The Single Sign-On Multi-Factor portal for web apps, now OpenID Certified™

The authentication glue you need.

A process for automating Docker container base image updates.

CrowdSec - the open-source and participative security solution offering crowdsourced protection against malicious IPs and access to the most advanced real-world CTI.

DockMon - Modern Docker container monitoring with auto-restart and alerts

Open Source Next.js Saas Boilerplate Alternative to ShipFast

🛠️ Learn a technology X by doing a project - Search engine of project-based learning

A list of Free Software network services and web applications which can be hosted on your own servers

Open source alternative to AWS. Elastic compute, block storage (non replicated), firewall and load balancer, managed Postgres, K8s, AI inference, and IAM services.

An HTTP toolkit for security research.

Learn how to design large-scale systems. Prep for the system design interview. Includes Anki flashcards.

24 Lessons, 12 Weeks, Get Started as a Web Developer

💻 A fully functional local AWS cloud stack. Develop and test your cloud & Serverless apps offline

OpenFaaS - Serverless Functions Made Simple

Send push notifications to your phone or desktop using PUT/POST

📮 A fully featured open source mail delivery platform for incoming & outgoing e-mail

Web and API based SMTP testing

High-Performance server for NATS.io, the cloud and edge native messaging system.

🦍 The Cloud-Native Gateway for APIs & AI

For developers, who are building real-time data-driven applications, Redis is the preferred, fastest, and most feature-rich cache, data structure server, and document and vector query engine.

Apache Cassandra®

Ceph is a distributed object, block, and file storage platform

SeaweedFS is a fast distributed storage system for blobs, objects, files, and data lake, for billions of files! Blob store has O(1) disk seek, cloud tiering. Filer supports Cloud Drive, xDC replica…