coss.com is the new holding company of cal.com, the pioneers of open source scheduling infrastructure and cal.com continues to be the 'google search' of our alphabet.

Make changes to FMHY

A library for generating safe, legit and random URL-compat IDs.

A modern CLI tool for scaffolding end-to-end type-safe TypeScript projects with best practices and customizable configurations

A self-paced course to learn Rust, one exercise at a time.

A course of building an LSM-Tree storage engine (database) in a week.

Carefully Designed Icon Library. MingCute is a set of simple and exquisite open-source icon library. Whether you're a designer or a developer, it's perfect for use in web and mobile.

▦ Universal, standards-based auth provider.

Bare metal to production ready in mins; your own fly server on your VPS.

Intent UI is a chill set of React components, built on top of React Aria Components and Tailwind CSS. Easy to customize and just copy & paste into your React projects.

FTL: faster than light deployment

Save anything privately. Share it.

A simple Next.js + Uppy file-uploader built using S3 AWS SDK

A minimalist design exploration

Scheduling infrastructure for absolutely everyone.

A tiny (500b) utility to build JSON schema types.

Open-source Windows and Office activator featuring HWID, Ohook, TSforge, and Online KMS activation methods, along with advanced troubleshooting.

✂️ Find unused files, dependencies and exports in your JavaScript and TypeScript projects. Knip it before you ship it!

Monorepo for Sly CLI

Hook into advanced CSS features from native inline styles.

Revert makes it incredibly easy to build integrations with any third party API

A set of beautifully-designed, accessible components and a code distribution platform. Works with your favorite frameworks. Open Source. Open Code.

Pure bash script to test and wait on the availability of a TCP host and port

Connect, collaborate, and grow with a community of TypeScript developers

Opinionated, zero-config linter for TypeScript & JavaScript monorepos

Infisical is the open-source platform for secrets, certificates, and privileged access management.

The Developer Platform for Modern APIs

The Bluesky Social application for Web, iOS, and Android

🫖 Status page with uptime monitoring & API monitoring as code 🫖