πŸ‡ΈπŸ‡ͺ Made in Sweden

Discover Sweden's Leading Open Source Projects: Explore top-notch open source initiatives hailing from the vibrant tech community of Sweden.

TOP Crystal Projects

1
ozra/onyx-lang

ozra/onyx-lang

The Onyx Programming Language
Crystal
97
star
2
kindmetrics/kindmetrics

kindmetrics/kindmetrics

Kind metrics analytics for your website
Crystal
91
star
3
confact/stripe.cr

confact/stripe.cr

Stripe API Wrapper for crystal
Crystal
48
star
4
Groogy/crystal-clear

Groogy/crystal-clear

Design by Contract for Crystal
Crystal
45
star
5
obskyr/dazzlie

obskyr/dazzlie

Encode and decode graphics from a variety of retro video game systems!
Crystal
35
star
6
Beyarz/Portforge

Beyarz/Portforge

Lightweight utility to fool port scanners
Crystal
33
star
7
yxhuvud/nested_scheduler

yxhuvud/nested_scheduler

Shard for creating separate groups of fibers in a hierarchical way and to collect results and errors in a structured way.
Crystal
31
star
8
Groogy/boleite

Groogy/boleite

Framework for developing Games in Crystal
Crystal
29
star
9
Groogy/trashman

Groogy/trashman

Garbage Collector Profiler for Crystal
Crystal
23
star
10
obskyr/hamtaro-in-pieces

obskyr/hamtaro-in-pieces

A disassembly of the wonderful Game Boy Color game Hamtaro: Ham-Hams Unite!
Crystal
19
star
11
rogerwelin/crystal-consul

rogerwelin/crystal-consul

Crystal client for Consul (http://www.consul.io/)
Crystal
18
star
12
joenas/readability.cr

joenas/readability.cr

Port of ruby-readability's port of arc90's readability project to Crystal
Crystal
12
star
13
yxhuvud/ior

yxhuvud/ior

IO Uring bindings for Crystal.
Crystal
12
star
14
confact/lucky_can

confact/lucky_can

A simple pundit policies library for Lucky Framework in Crystal
Crystal
11
star
15
confact/Spider.cr

confact/Spider.cr

Spider.cr is a spider crawler in Crystal. It handles collecting, scraping, and parsing. So you can spend your time collecting the data you want on a big scale.
Crystal
8
star
16
84codes/sparoid

84codes/sparoid

Hide any server behind a deny all firewall
Crystal
8
star
17
84codes/tcpprism

84codes/tcpprism

TCP traffic duplicator
Crystal
7
star
18
klirix/webchannels

klirix/webchannels

Crystal
7
star
19
confact/CrIRCd

confact/CrIRCd

An IRC Server made to follow the spec in the future. right now not ready for production at all.
Crystal
6
star
20
confact/referer-parser.cr

confact/referer-parser.cr

Crystal implementation of snowplow's referer-parser.
Crystal
5
star
21
84codes/systemd.cr

84codes/systemd.cr

Crystal
5
star
22
PixeLInc/rss-feed.cr

PixeLInc/rss-feed.cr

A rewrite of https://github.com/ga2mer/rss-feed-emitter.cr
Crystal
4
star
23
hovsater/aoc-2020

hovsater/aoc-2020

Advent of Code 2020
Crystal
3
star
24
84codes/mqtt-client.cr

84codes/mqtt-client.cr

Crystal
3
star
25
84codes/mqtt-protocol.cr

84codes/mqtt-protocol.cr

MQTT protocol for Crystal
Crystal
3
star
26
confact/lucky_search

confact/lucky_search

Search in elasticsearch for Lucky framework
Crystal
3
star
27
confact/grack.cr

confact/grack.cr

Grack ported to crystal - Git smart http backend server
Crystal
3
star
28
meadsteve/advent-of-code-2020

meadsteve/advent-of-code-2020

These are my advent of code solutions for 2020
Crystal
2
star
29
yxhuvud/pairing_heap

yxhuvud/pairing_heap

Heap and priority queue implementations.
Crystal
2
star
30
Groogy/crystal_lib_glfw3

Groogy/crystal_lib_glfw3

libglfw3 bindings for Crystal
Crystal
2
star
31
fholmqvist/crocs

fholmqvist/crocs

CLI for Crystal docs.
Crystal
2
star
32
yxhuvud/aoc21

yxhuvud/aoc21

Advent of code 2021.
Crystal
2
star
33
dbackeus/bitcoin-crystal

dbackeus/bitcoin-crystal

WIP bitcoin implementation in Crystal
Crystal
2
star
34
willy610/pocketsql

willy610/pocketsql

Full SQL Data Manipulation on csv files. Optional Referential Integrity FK using Schema. crystal all the way!
Crystal
1
star
35
PixeLInc/PigpioCR-RGB

PixeLInc/PigpioCR-RGB

A crystal library using pigpio to control RGB led strips
Crystal
1
star
36
PixeLInc/Privacy-API-Wrapper

PixeLInc/Privacy-API-Wrapper

Wrapper for The Privacy API (https://developer.privacy.com/)
Crystal
1
star
37
mang/airtable

mang/airtable

Simple crystal library for interacting with Airtable API with builtin caching
Crystal
1
star
38
yxhuvud/crystal-hash

yxhuvud/crystal-hash

Crystal
1
star
39
mang/kemal-session-postgres

mang/kemal-session-postgres

Postgres engine for Kemal-Session
Crystal
1
star
40
Krognol/discord-cr

Krognol/discord-cr

Discord library, somewhat functional
Crystal
1
star
41
yxhuvud/hdrhistogram

yxhuvud/hdrhistogram

Shard for recording samples to a specified precision, without any post-initialization allocation.
Crystal
1
star
42
Groogy/groogybot

Groogy/groogybot

My own Twitch Bot
Crystal
1
star
43
84codes/logger.cr

84codes/logger.cr

Crystal's Logger class revived
Crystal
1
star
44
yxhuvud/cabbage

yxhuvud/cabbage

Crystal
1
star
45
klirix/google_spreadsheets

klirix/google_spreadsheets

The way to access a google spreadsheet through Crystal
Crystal
1
star
46
Groogy/fixedpoint

Groogy/fixedpoint

Crystal implementation of fixed point arithmetics
Crystal
1
star
47
hovsater/lucky_supervisor

hovsater/lucky_supervisor

A simple process manager for the Lucky framework.
Crystal
1
star
48
yxhuvud/nested_scheduler_io_uring_context

yxhuvud/nested_scheduler_io_uring_context

Crystal
1
star
49
willy610/sql-foreign-key-view

willy610/sql-foreign-key-view

Tool for automatic drawing of ER diagram from SQL databases with focus on foreign keys and predictable layout
Crystal
1
star
50
84codes/k8s-syslog

84codes/k8s-syslog

Ships logs from kubernetes to a syslog server
Crystal
1
star
51
confact/instagram_graph_api.cr

confact/instagram_graph_api.cr

Instagram Graph API client for crystal
Crystal
1
star