psychic web framework

Embed Crystal code directly in Ruby

Crystal language bindings for DuckDB

Crystal bindings for Apache Arrow.

The technical implementation guide for the tri-departmental price transparency rule.

Writing a SQL database, take two: Zig and RocksDB

Lightweight RESP (Redis protocol) server

A set of tools for writing servers that speak PostgreSQL's wire protocol

🔥 🔥 🔥 A Free & Self-hostable Airtable Alternative

A high-performance Parsing Expression Grammar (PEG) library for the Crystal language. 💎 🔠

Catch unsafe migrations in development

Crystal bindings to the Zstandard (zstd) compression library

A massively parallel, optimal functional runtime in Rust

Open-source data movement for ELT pipelines and AI agents — from APIs, databases & files to warehouses, lakes, and AI applications. Both self-hosted and Cloud.

ParquetS3 Foreign Data Wrapper for PostgresSQL

Fly.io secure tunnel

Modern and fast, really fast, CSV parser for the browser and node.js

GPGPU microprocessor architecture

🚀 Fast, secure, lightweight containers based on WebAssembly

Apache Arrow is the universal columnar format and multi-language toolbox for fast data interchange and in-memory analytics

Build Postgres Extensions with Rust!

Parse Redis dump.rdb files, Analyze Memory, and Export Data to JSON

Texas Holdem, with Elixir

A Ruby interface to the Fitbit Web API.

A Ruby binding for DBus

Specifications and tools for 360º video and spatial audio.

Event management system for all the Bridges (RailsBridge, MobileBridge, GoBridge, etc!)

Dump C level and Ruby level backtrace from living ruby process or core file using gdb

Postgres extension library for Rust