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clim v0.14.0

A new version of clim has been released
New Version


Authentication shard inspired by Devise supporting: Authenticable, Confirmable, Invitable & more
Featured Shard // Category Framework Components

Awesome Crystal Newsletter » 179

Top Stories
  • Building a startup using Crystal and Lucky | Bruce Perens
  • Athena Spec Component
Follow us on Twitter @CrystalLibHunt


crow vs crystal

Popular comparison
  • crow - Transpile/compile Crystal to Flow
  • crystal - Crystal itself is written in Crystal

Bindings for the ICU library
Featured Shard // Category C bindings

Last 7 Days


Snappy compression format reader/writer for Crystal
Featured Shard // Category Compression

torrent vs DeBot

Popular comparison
  • torrent - A BitTorrent client
  • DeBot - IRC bot written in Crystal


Library Popular Story //


Version-dependent behaviour, specified at compile-time
Featured Shard // Category Misc vs crystal-leveldb

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

Building a startup using Crystal and Lucky | Bruce Perens

Article Popular Story //

runcobo v1.0.0

A new version of runcobo has been released
New Version


Repeatable sampling, CDF and other utilities to work with probability distributions
Featured Shard // Category Science and Data analysis

vscode-crystal-ide vs vscode-crystal-lang

Popular comparison
  • vscode-crystal-ide - Crystal IDE powered by Language Server Protocol
  • vscode-crystal-lang - Formatter, linter and syntax highlighting for cr and ecr files

google v2.4.2

A new version of google has been released
New Version


Ansible playbook for installing crystal
Featured Shard // Category DevOps v0.8.0

A new version of has been released
New Version


A library for writing HTML in plain Crystal
Featured Shard // Category Template Engine

Last 30 Days


LDAP client
Featured Shard // Category Database Drivers/Clients

moonshine vs kemal

Popular comparison
  • moonshine - A minimal web framework
  • kemal - Lightning Fast, Super Simple web framework. Inspired by Sinatra

Shards 0.12.0 released! 🚀

Update Popular Story //

Awesome Crystal Newsletter » 178

Top Stories
  • Comparing Crystal’s concurrency with that of Go (Part II)
  • TIL Tuples vs Arrays in Crystal
Follow us on Twitter @CrystalLibHunt


Popular comparison
  • JSON - parsing and generating JSON documents (Crystal stdlib)
  • INI - INI file parser (Crystal stdlib)


Binary data parser helper with an ASN.1 parser
Featured Shard // Category Data Formats

amber vs lucky

Popular comparison
  • amber - Open source efficient and cohesive web application framework
  • lucky - Catch bugs early, forget about most performance issues, and spend more time on code instead of debugging and writing tests vs crystal-resque-client

Popular comparison
  • - Simple, efficient job processing
  • crystal-resque-client - Simple Resque queue client


A WebFinger ( client
Featured Shard // Category Third-party APIs

crustache vs crinja

Popular comparison
  • crustache - {{Mustache}} for Crystal
  • crinja - An implementation of the Jinja2 template engine in Crystal

A GitHub/Gitlab clone made with Lucky and Crystal

Library Popular Story //


Invidious is an alternative front-end to YouTube
Featured Shard // Category Services and Apps