The Awesome Crystal feed



ORM specialized to PostgreSQL only but with advanced features
Featured Shard // Category ORM/ODM Extensions

google_maps_api vs crystal-ovh

Popular comparison
  • google_maps_api - Google Maps API
  • crystal-ovh - Lightweight Crystal wrapper around OVH's API



Middleware for generates / pick up a unique request ID for Crystal servers
Featured Shard // Category Framework Components

Last 7 Days


Feature flipping/flags/rollouts. Supports multiple backends
Featured Shard // Category Feature Flipping


Simple HTTP and REST client, inspired by the Ruby's RestClient gem
Featured Shard // Category HTTP


Terminal Spinner
Featured Shard // Category CLI Utils

artanis vs graphql-crystal

Popular comparison
  • artanis - Sinatra-like DSL (abusing macros)
  • graphql-crystal - Graphql implementation

crystal-leveldb vs

Popular comparison
  • crystal-leveldb - Crystal bindings for LevelDB
  • - RocksDB client vs

Popular comparison
  • - Raven is a client for Sentry
  • - A library to use Gravatar service

Awesome Crystal Newsletter » 54

Top Stories
  • Crystal Automated Release
Follow us on Twitter @CrystalLibHunt


Mimetypes for Crystal
Featured Shard // Category Framework Components

Natural Language Processing (NLP) library for Crystal

Library Popular Story //


IRC protocol implementation (Client, Server, Bots)
Featured Shard // Category Networking

C14N vs posix

Popular comparison
  • C14N - Bindings for C14N (libxml2)
  • posix - POSIX/C bindings

Last 30 Days


Artificial Intelligence (based on
Featured Shard // Category Machine Learning

ms vs ulid

Popular comparison
  • ms - Library to easily convert various time formats to milliseconds and milliseconds to human readable format
  • ulid - Universally Unique Lexicographically Sortable Identifier (ULID)


Binary parser
Featured Shard // Category Misc


Bindings for raylib, an easy-to-use game development library
Synced from the Github list // Category Game Development

kemal vs amber

Popular comparison
  • kemal - Lightning Fast, Super Simple web framework. Inspired by Sinatra
  • amber - Open source efficient and cohesive web application framework


AWS S3 interface
Featured Shard // Category Third-party APIs


Type safe configuration for your classes and modules
Featured Shard // Category Configuration

radix vs

Popular comparison
  • radix - Radix Tree implementation
  • - Collection of edit distance algorithms

amber vs kemal

Popular comparison
  • amber - Open source efficient and cohesive web application framework
  • kemal - Lightning Fast, Super Simple web framework. Inspired by Sinatra

Crystal 0.24.2 has been released!

Update Popular Story //


Redis backed periodic and ad hoc job processing
Featured Shard // Category Queues and Messaging

Awesome Crystal Newsletter » 53

Top Stories
  • I wrote a little intro to Crystal for my presentation tomorrow, thought you guys would like it
  • Why Crystal is my favorite programming language of 2017 and beyond (by Christopher Watson)
Follow us on Twitter @CrystalLibHunt


Small opinionated testing library focusing on power asserts
Featured Shard // Category Testing

crystal-db vs rethinkdb-crystal

Popular comparison
  • crystal-db - Common db api
  • rethinkdb-crystal - RethinkDB Driver


A Rails esque web framework with a focus on speed and extensibility
Featured Shard // Category Web Frameworks