🇨🇿 Made in Czechia

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

TOP Projects

1
giampaolo/psutil

giampaolo/psutil

Cross-platform lib for process and system monitoring in Python
Python
9,865
star
2
jnv/lists

jnv/lists

The definitive list of lists (of lists) curated on GitHub and elsewhere
9,148
star
3
jpochyla/psst

jpochyla/psst

Fast and multi-platform Spotify client with native GUI
Rust
8,149
star
4
JosefNemec/Playnite

JosefNemec/Playnite

Video game library manager with support for wide range of 3rd party libraries and game emulation support, providing one unified interface for your games.
C#
7,986
star
5
avast/retdec

avast/retdec

RetDec is a retargetable machine-code decompiler based on LLVM.
C++
7,718
star
6
prusa3d/PrusaSlicer

prusa3d/PrusaSlicer

G-code generator for 3D printers (RepRap, Makerbot, Ultimaker etc.)
C++
7,280
star
7
photopea/photopea

photopea/photopea

Photopea is online image editor
6,757
star
8
TheR1D/shell_gpt

TheR1D/shell_gpt

A command-line productivity tool powered by GPT-3 and GPT-4, will help you accomplish your tasks faster and more efficiently.
Python
6,717
star
9
JakubOnderka/PHP-Console-Highlighter

JakubOnderka/PHP-Console-Highlighter

Highlight PHP code in terminal
PHP
6,218
star
10
JakubOnderka/PHP-Console-Color

JakubOnderka/PHP-Console-Color

Simple library for creating colored console ouput
PHP
6,199
star
11
vrana/adminer

vrana/adminer

Database management in a single PHP file
PHP
6,035
star
12
fikovnik/ShiftIt

fikovnik/ShiftIt

Managing windows size and position in OSX
Objective-C
5,532
star
13
jankotek/mapdb

jankotek/mapdb

MapDB provides concurrent Maps, Sets and Queues backed by disk storage or off-heap-memory. It is a fast and easy to use embedded Java database engine.
Java
4,815
star
14
sottlmarek/DevSecOps

sottlmarek/DevSecOps

Ultimate DevSecOps library
4,705
star
15
Disassembler0/Win10-Initial-Setup-Script

Disassembler0/Win10-Initial-Setup-Script

PowerShell script for automation of routine tasks done after fresh installations of Windows 10 / Server 2016 / Server 2019
PowerShell
4,670
star
16
mosra/magnum

mosra/magnum

Lightweight and modular C++11 graphics middleware for games and data visualization
C++
4,603
star
17
WeblateOrg/weblate

WeblateOrg/weblate

Web based localization tool with tight version control integration.
Python
4,210
star
18
clientIO/joint

clientIO/joint

A proven SVG-based JavaScript diagramming library powering exceptional UIs
JavaScript
4,200
star
19
lingui/js-lingui

lingui/js-lingui

🌍 📖 A readable, automated, and optimized (3 kb) internationalization for JavaScript
TypeScript
4,010
star
20
jindrapetrik/jpexs-decompiler

jindrapetrik/jpexs-decompiler

JPEXS Free Flash Decompiler
Java
3,924
star
21
patriksimek/vm2

patriksimek/vm2

Advanced vm/sandbox for Node.js
JavaScript
3,826
star
22
dvorka/hstr

dvorka/hstr

bash and zsh shell history suggest box - easily view, navigate, search and manage your command history.
C
3,673
star
23
Chlumsky/msdfgen

Chlumsky/msdfgen

Multi-channel signed distance field generator
C++
3,651
star
24
panva/jose

panva/jose

"JSON Web Almost Everything" - JWA, JWS, JWE, JWT, JWK, JWKS for Node.js, Browser, Cloudflare Workers, Deno, Bun, and other Web-interoperable runtimes.
TypeScript
3,506
star
25
vavkamil/awesome-bugbounty-tools

vavkamil/awesome-bugbounty-tools

A curated list of various bug bounty tools
3,496
star
26
skoruba/IdentityServer4.Admin

skoruba/IdentityServer4.Admin

The administration for the IdentityServer4 and Asp.Net Core Identity
C#
3,493
star
27
avast/android-butterknife-zelezny

avast/android-butterknife-zelezny

Android Studio plug-in for generating ButterKnife injections from selected layout XML.
Java
3,385
star
28
dundee/gdu

dundee/gdu

Fast disk usage analyzer with console interface written in Go
Go
3,250
star
29
ondras/my-mind

ondras/my-mind

Online Mindmapping Software
TypeScript
3,175
star
30
hanickadot/compile-time-regular-expressions

hanickadot/compile-time-regular-expressions

Compile Time Regular Expression in C++
C++
3,096
star
31
swarmpit/swarmpit

swarmpit/swarmpit

Lightweight mobile-friendly Docker Swarm management UI
Clojure
2,932
star
32
KeenSoftwareHouse/SpaceEngineers

KeenSoftwareHouse/SpaceEngineers

C#
2,923
star
33
panva/node-oidc-provider

panva/node-oidc-provider

OpenID Certified™ OAuth 2.0 Authorization Server implementation for Node.js
JavaScript
2,852
star
34
ondras/wwwsqldesigner

ondras/wwwsqldesigner

WWW SQL Designer, your online SQL diagramming tool
JavaScript
2,781
star
35
matheuss/google-translate-api

matheuss/google-translate-api

A free and unlimited API for Google Translate 💵🚫
JavaScript
2,741
star
36
Kobzol/hardware-effects

Kobzol/hardware-effects

Demonstration of various hardware effects.
C++
2,715
star
37
pksunkara/alpaca

pksunkara/alpaca

Given a web API, Generate client libraries in node, php, python, ruby
Go
2,455
star
38
ondras/rot.js

ondras/rot.js

ROguelike Toolkit in JavaScript. Cool dungeon-related stuff, interactive manual, documentation, tests!
JavaScript
2,258
star
39
elendirx/web2web

elendirx/web2web

P2P web powered by torrents and blockchain.
HTML
2,248
star
40
lapism/search

lapism/search

Material You Search component for Android, SearchView
Kotlin
2,230
star
41
madebysource/lesshat

madebysource/lesshat

Smart LESS CSS mixins library.
JavaScript
2,191
star
42
avast/retry-go

avast/retry-go

Simple golang library for retry mechanism
Go
2,170
star
43
avast/android-styled-dialogs

avast/android-styled-dialogs

Backport of Material dialogs with easy-to-use API based on DialogFragment
Java
2,153
star
44
ApiGen/ApiGen

ApiGen/ApiGen

PHP 7.1 ready Smart and Simple Documentation for your PHP project
PHP
2,138
star
45
zk00006/OpenTLD

zk00006/OpenTLD

OpenTLD is an open source library for real-time 2D tracking of a single object in video. This repository is no longer under development. For latest version see: http://www.tldvision.com/tld2.html
MATLAB
2,090
star
46
okbob/pspg

okbob/pspg

Unix pager (with very rich functionality) designed for work with tables. Designed for PostgreSQL, but MySQL is supported too. Works well with pgcli too. Can be used as CSV or TSV viewer too. It supports searching, selecting rows, columns, or block and export selected area to clipboard.
C
2,078
star
47
catalinmiron/react-native-dribbble-app

catalinmiron/react-native-dribbble-app

Dribbble app built with React Native
JavaScript
2,055
star
48
schemathesis/schemathesis

schemathesis/schemathesis

Automate your API Testing: catch crashes, validate specs, and save time
Python
2,028
star
49
photopea/UPNG.js

photopea/UPNG.js

Fast and advanced PNG (APNG) decoder and encoder (lossy / lossless)
JavaScript
1,989
star
50
dvorka/mindforger

dvorka/mindforger

Thinking notebook and Markdown editor.
C++
1,980
star
51
prusa3d/Prusa-Firmware

prusa3d/Prusa-Firmware

Firmware for Original Prusa i3 3D printer by PrusaResearch
C++
1,966
star
52
karmi/retire

karmi/retire

A rich Ruby API and DSL for the Elasticsearch search engine
Ruby
1,870
star
53
vslavik/diff-pdf

vslavik/diff-pdf

A simple tool for visually comparing two PDF files
C++
1,865
star
54
Fuco1/smartparens

Fuco1/smartparens

Minor mode for Emacs that deals with parens pairs and tries to be smart about it.
Emacs Lisp
1,788
star
55
PatrikH0lop/malware_showcase

PatrikH0lop/malware_showcase

Understand the nature of malicious software with practical examples in Python.
Python
1,719
star
56
Martz90/vivify

Martz90/vivify

Vivify is free CSS animation library.
CSS
1,687
star
57
vslavik/poedit

vslavik/poedit

Translations editor for Mac, Windows and Unix
C++
1,673
star
58
Brightify/Cuckoo

Brightify/Cuckoo

Boilerplate-free mocking framework for Swift!
Swift
1,630
star
59
davda54/sam

davda54/sam

SAM: Sharpness-Aware Minimization (PyTorch)
Python
1,619
star
60
giampaolo/pyftpdlib

giampaolo/pyftpdlib

Extremely fast and scalable Python FTP server library
Python
1,596
star
61
panva/node-openid-client

panva/node-openid-client

OpenID Certified™ Relying Party (OpenID Connect/OAuth 2.0 Client) implementation for Node.js.
JavaScript
1,589
star
62
inmite/android-selector-chapek

inmite/android-selector-chapek

Android Studio plugin which automatically generates drawable selectors from appropriately named resources.
Java
1,574
star
63
ocetnik/react-native-background-timer

ocetnik/react-native-background-timer

Emit event periodically (even when app is in the background)
Java
1,571
star
64
prusa3d/Original-Prusa-i3

prusa3d/Original-Prusa-i3

Original Prusa i3 MK2 3D printer printed parts
OpenSCAD
1,553
star
65
Mimino666/langdetect

Mimino666/langdetect

Port of Google's language-detection library to Python.
Python
1,551
star
66
MichaelGrafnetter/DSInternals

MichaelGrafnetter/DSInternals

Directory Services Internals (DSInternals) PowerShell Module and Framework
C#
1,491
star
67
satoshilabs/slips

satoshilabs/slips

SatoshiLabs Improvement Proposals
Markdown
1,442
star
68
jistr/vim-nerdtree-tabs

jistr/vim-nerdtree-tabs

NERDTree and tabs together in Vim, painlessly
Vim Script
1,430
star
69
coofcookie/Windows11Upgrade

coofcookie/Windows11Upgrade

Windows 11 Upgrade tool that bypasses Microsoft´s requirements
C#
1,424
star
70
jamriska/ebsynth

jamriska/ebsynth

Fast Example-based Image Synthesis and Style Transfer
C
1,401
star
71
igorkulman/iOSLocalizationEditor

igorkulman/iOSLocalizationEditor

Simple macOS editor app to help you manage iOS and macOS app localizations by allowing you to edit all the translations side by side
Swift
1,374
star
72
kiwicom/orbit

kiwicom/orbit

React components of open-source Orbit design system by Kiwi.com
TypeScript
1,367
star
73
minexew/Shrine

minexew/Shrine

A TempleOS distro for heretics
HolyC
1,354
star
74
matejak/argbash

matejak/argbash

Bash argument parsing code generator
M4
1,340
star
75
dcbuild3r/blockchain-development-guide

dcbuild3r/blockchain-development-guide

Devpill.me - A Public Good Blockchain Development Guide
1,339
star
76
lukas-vlcek/bigdesk

lukas-vlcek/bigdesk

Live charts and statistics for Elasticsearch cluster.
JavaScript
1,333
star
77
Evalle/DCA

Evalle/DCA

Docker Certified Associate Exam Preparation Guide
1,316
star
78
martinrotter/rssguard

martinrotter/rssguard

Feed reader (and podcast player) which supports RSS/ATOM/JSON and many web-based feed services.
C++
1,300
star
79
slevomat/coding-standard

slevomat/coding-standard

Slevomat Coding Standard for PHP_CodeSniffer provides many useful sniffs
PHP
1,290
star
80
swift502/Sketchbook

swift502/Sketchbook

3D playground built on three.js and cannon.js.
TypeScript
1,284
star
81
moneytoo/Player

moneytoo/Player

▶ Simple and lightweight, yet polished and powerful Android video player based on ExoPlayer
Java
1,277
star
82
simi/omniauth-facebook

simi/omniauth-facebook

Facebook OAuth2 Strategy for OmniAuth
Ruby
1,264
star
83
JiriTrecak/Laurine

JiriTrecak/Laurine

Laurine - Localization code generator written in Swift. Sweet!
Swift
1,255
star
84
easy-coding-standard/easy-coding-standard

easy-coding-standard/easy-coding-standard

The Easiest way to add coding standard to your PHP project
PHP
1,243
star
85
trezor/trezor-firmware

trezor/trezor-firmware

🔒 Trezor Firmware Monorepo
C
1,242
star
86
salsita/node-pg-migrate

salsita/node-pg-migrate

Node.js database migration management for PostgreSQL
TypeScript
1,232
star
87
vslavik/winsparkle

vslavik/winsparkle

App update framework for Windows, inspired by Sparkle for macOS
C++
1,215
star
88
pksunkara/octonode

pksunkara/octonode

github api v3 in nodejs
CoffeeScript
1,192
star
89
yaqwsx/KiKit

yaqwsx/KiKit

Automation tools for KiCAD
Python
1,184
star
90
tolgee/tolgee-platform

tolgee/tolgee-platform

Developer & translator friendly web-based localization platform
Kotlin
1,176
star
91
infi-pc/locatorjs

infi-pc/locatorjs

TypeScript
1,168
star
92
urbandroid-team/dont-kill-my-app

urbandroid-team/dont-kill-my-app

Android vendors, don't kill my app!
JavaScript
1,168
star
93
romanbican/roles

romanbican/roles

Powerful package for handling roles and permissions in Laravel 5
PHP
1,160
star
94
maciejtreder/ng-toolkit

maciejtreder/ng-toolkit

⭐ Angular tool-box! Start your PWA in two steps! Add Serverless support for existing projects and much more
TypeScript
1,124
star
95
QupZilla/qupzilla

QupZilla/qupzilla

Cross-platform Qt web browser
C++
1,105
star
96
petrnohejl/android-templates-and-utilities

petrnohejl/android-templates-and-utilities

Collection of source codes, utilities, templates and snippets for Android development.
Java
1,103
star
97
vojtechhabarta/typescript-generator

vojtechhabarta/typescript-generator

Generates TypeScript from Java - JSON declarations, REST service client
Java
1,100
star
98
pasky/speedread

pasky/speedread

A simple terminal-based open source Spritz-alike (per-word RSVP aligned on optimal reading points)
Perl
1,041
star
99
wbenny/hvpp

wbenny/hvpp

hvpp is a lightweight Intel x64/VT-x hypervisor written in C++ focused primarily on virtualization of already running operating system
C++
1,036
star
100
kvaps/kubectl-node-shell

kvaps/kubectl-node-shell

Exec into node via kubectl
Shell
1,027
star