📊 Cube — The Semantic Layer for Building Data Applications

Design patterns implemented in Java

Free, simple, and intuitive online database diagram editor and SQL generator.

Apache Superset is a Data Visualization and Data Exploration Platform

render image representations of julia sets blazingly fast

Bring projects, wikis, and teams together with AI. AppFlowy is an AI collaborative workspace where you achieve more without losing control of your data. The best open source alternative to Notion.

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

A highly customizable homepage (or startpage / application dashboard) with Docker and service API integrations.

A technical explainer by @kognise of how your computer runs programs, from start to finish.

A collection of inspiring lists, manuals, cheatsheets, blogs, hacks, one-liners, cli/web tools and more.

A modern high-performance open source message queuing system

Work From Home friendly distcc replacement

Build smaller, faster, and more secure desktop and mobile applications with a web frontend.

A general-purpose lightweight C graph library

A data visualization and analytics component, especially well-suited for large and/or streaming datasets.

🦍 The Cloud-Native API Gateway and AI Gateway.

Generation of diagrams like flowcharts or sequence diagrams from text in a similar manner as markdown

Warp is a modern, Rust-based terminal with AI built in so you and your team can build great software, faster.

This is a simple GUI made for the chat-miner library.

Apache Druid: a high performance real-time analytics database.

Joplin - the privacy-focused note taking app with sync capabilities for Windows, macOS, Linux, Android and iOS.

Master the command line, in one page

An open-source, lightweight note-taking solution. The pain-less way to create your meaningful notes.

Conductor is a microservices orchestration engine.

🎨 Diagram as Code for prototyping cloud system architectures

Run your GitHub Actions locally 🚀

CockroachDB — the cloud native, distributed SQL database designed for high availability, effortless scale, and control over data placement.

A clean customizable documentation theme for Sphinx

Apache Flink

darktable is an open source photography workflow application and raw developer