Repository Index

A testing library that allows "time travel," "freezing time," and "time acceleration". Inspired by the ruby-timecop library.

• testing
• timecop
• crystal

MaxMind GeoIP2 Reader for Crystal

• maxmind-db
• maxmind-geoip2-api
• geoip2
• geoip-location

Crystal implementation of the Haversine formula to calculate distances between two points given their latitudes and longitudes

• crystal
• haversine-formula

Crystal implementation of "K-Dimensional Tree" and "N-Nearest Neighbors"

• crystal
• k-dimensional
• data-structures
• tree-structure

SNMP implementation for crystal lang

A multiformat internationalization (i18n) shard for Crystal.

• crystal
• gettext
• i18n
• l18n

This shard provides facilities for checking whether a constant exists at compile time, and for a variety of different conditional compilation options. Code can be conditionally compiled based on the existence of a constant, version number constraints, or whether an environment variable is set truthy or not.

• crystal

Crystal implementation of K-Sortable Globally Unique IDs

• ksuid
• crystal
• uuid
• coordination

A ProgressBar implementation for the Crystal programming language

This is a Crystal implementation of a Splay Tree; which is a type of binary search tree that is semi-balanced and that tends to self-optimize so that the most accessed items are the fastest to retrieve.

Quartz - A Crystal Modeling & Simulation framework

• quartz
• simulation
• modeling
• pdevs

Easy to use configuration and parser.

• crystal-language
• crystal-lang
• shards
• configuration

JSON-socket client & server implementation. Inspired by and compatible with sebastianseilund/node-json-socket

A Cystal binding & wrapper for the ICU library

• crystal
• icu
• internationalization

Base62 encoder/decoder for Crystal

• crystal
• base62
• url-shortener
• conversion

Crystal shard for filename sanitization

• crystal
• shard
• filename
• sanitization

Load environment variables from YAML

• yaml
• crystal
• configuration
• dotenv

Simple linked list implementation in Crystal

Crystal implementation of JMESPath, a query language for JSON

• crystal
• jmespath
• json

A complete Crystal lang implementation of the Matter protocol specification (https://buildwithmatter.com). Includes full support for controller, device, commissioning, secure communications, device types, and cluster definitions.

Crystal Lang MS Graph API integration

Robust dependency injection service container framework

• crystal
• dependency-injection
• component

Adds syslog functionality to crystal via LibC bindings.

• crystal
• crystal-language
• crystal-lang
• shards

Crystal shard wrapping the rbsec/sslscan utility

• crystal
• shard
• ssl
• tls