The production-scale datacenter profiler (C/C++, Go, Rust, Python, Java, NodeJS, .NET, PHP, Ruby, Perl, ...)

Visualize the time packets spend in the kernel, watch & analyze in command line.

Crystal bindings for the libvips image processing library.

Doorkeeper is an OAuth 2 provider for Ruby on Rails / Grape.

Embed Crystal code directly in Ruby

A Signal compatible cross plattform client written in Go, Rust and Vuejs

Robust Speech Recognition via Large-Scale Weak Supervision

Online MySQL schema migrations

Linux Kernel for Surface Devices

Payments for Ruby on Rails apps

A powerful little TUI framework 🏗

A flexible distributed key-value datastore that is optimized for caching and other realtime workloads.

Continuous Profiling Platform. Debug performance issues down to a single line of code

Sweep: open-source AI-powered Software Developer for small features and bug fixes.

Crystal ORM using ActiveRecord pattern with flexible query DSL

Crystal wrapper for the libsodium crypto API

Postgres ORM for Crystal Lang

Background job processor for Crystal applications

A demo of the Metamask login with Hotwire/importmaps based Rails 7 stack (sqlite)

Golang port of Abseil's SwissTable

Automated browser tests for web applications. Similar to Ruby's Capybara.

The Open Source Dev Environment Manager.

Access to SIMD instructions in Ruby

Crystal implementation of the Secure Remote Password protocol (SRP-6a)

Virtual whiteboard for sketching hand-drawn like diagrams

HTTP/2 Protocol Implementation for the Crystal Language

the omnipotent tool

Simple, modular, and observable Go framework for backend applications.

Modern, zero-dependency HTTP library for Go

The developer platform for on-demand cloud development environments to create software faster and more securely.