Backend

Upstash is a serverless data platform providing low latency and high scalability for real-time applications. Optimize your data infrastructure with Upstash's managed services for Redis, Vector, QStash, and other key data technologies.

A detailed Shepard JS example that covers many different use cases. Working demo and examples of how to handle many different situations.

Free to use, user-contributed trivia questions!

[](https://github.com/typicode/json-server/actions/workflows/node.js.yml). Latest version: 1.0.0-beta.1, last published: a month ago. Start using json-server in your project by running `npm i json-server`. There are 384 other projects in the npm registry using json-server.

The CDN for everything on npm

Courier is a notification API built for developers. Design once, and deliver to any channel – email, Slack, SMS, push, and more – all through a single API.

Responsive scrollable videos without obscure video encoding requirements. Compatible with React, Svelte, Vue, and plain HTML.

A unique multiplayer game built on a free Web API. The best sandbox platform to learn a new skill or apply your knowledge in a fun and meaningful way. Use any programming language with our RESTful API to control the most powerful fleet in universe.

Get a PocketBase backend for your next app in under 10 seconds.

Affordable plans for all developers. From startups to enterprises, find the perfect fit. Transparent pricing for cutting-edge cloud tools.

Plasmic lets you build powerful web apps super fast, from internal tools to user facing products. Integrate with your codebase for unlimited possibilities.

Bitbucket Cloud is a Git-based code and CI/CD tool optimized for teams using Jira.

The end to end platform for building fullstack web apps that are highly stable, easily maintainable, yet extremely fast and full featured.

An open-source & self-hostable Heroku / Netlify / Vercel alternative.

Self-hosting with superpowers.

Install Bun with npm, Homebrew, Docker, or the official install script.

Quartz is a fast, batteries-included static-site generator that transforms Markdown content into fully functional websites. Thousands of students, developers, and teachers are already using Quartz to publish personal notes, websites, and digital gardens to the web.

Ship features like comments, notifications, text editors in minutes instead of months. Engage users, fuel creativity, and drive growth with just a few lines of code.

Railway is an infrastructure platform where you can provision infrastructure, develop with that infrastructure locally, and then deploy to the cloud.

UK based cloud web hosting with NVMe SSD storage, cPanel control panel & unlimited bandwidth, running on 100% renewable energy. Join today.

Big O notation is not a big deal. Learn the fundamentals of Big O factorial time complexity.

Official data structures and algorithms visualization tool for CS 1332 at Georgia Tech.

Animation, code, analysis, and discussion of 8 sorting algorithms on 4 initial conditions.