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Catalog

30,079 projects in the catalog.

Free Pascal, Lazarus and Delphi components, libraries and programs from GitHub, SourceForge, Codeberg, GitLab and more. Rate them, mark what looks interesting, and talk about them on their benches.

jcl

JEDI Code Library

  • Active
  • Package
  • Lazarus and Delphi
  • GitHub
  • ★ 725

Other

MD3-Windows

Material you widgets for your windows desktop, adaptable with wallpaper colors with both light & dark modes

  • Active
  • Other
  • GitHub
  • ★ 2,359

Other

QuickLogger

Powerful and flexible library for logging on files, console, memory, email, rest, eventlog, syslog, slack, telegram, redis, logstash, elasticsearch, influxdb, graylog, Sentry, Twilio, ide debug messages and throw events for Delphi/Firemonkey/freepascal/.NET (Windows/Linux/OSX/IOS/Android).

  • Active
  • Library
  • Lazarus and Delphi
  • GitHub
  • ★ 452
  • Apache-2.0

Other

Alcinoe

Alcinoe empowers developers to build fast, modern apps without the usual complexity or performance bottlenecks. It keeps the focus on innovation—not tool constraints—delivering top performance, deep customization, and great cross-platform UX while staying independent of GAFA ecosystems.

  • Active
  • Package
  • Delphi
  • GitHub
  • ★ 1,134
  • Apache-2.0

Other

fpGUI

fpGUI Toolkit is a cross-platform GUI toolkit using Free Pascal

  • Active
  • Package
  • Lazarus
  • GitHub
  • ★ 218

Other

JPPack

A collection of VCL/LCL components for Delphi/Lazarus - buttons, panels, LinkLabel, ProgressBar, ColorComboBox, ColorListBox, Timer and other

  • Quiet
  • Package
  • Lazarus and Delphi
  • GitHub
  • ★ 159

Other

QuickLib

Quick development library (AutoMapper, LinQ, IOC Dependency Injection, MemoryCache, Scheduled tasks, Json and Yml Config and Options pattern, Serializers, etc) with crossplatform support for Delphi/Firemonkey (Windows,Linux,OSX/IOS/Android) and freepascal (Windows/Linux).

  • Active
  • Package
  • Lazarus and Delphi
  • GitHub
  • ★ 714
  • Apache-2.0

Other

jvcl

JEDI Visual Component Library

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 675

Other

LGenerics

Generic algorithms and data structures for Lazarus/Free Pascal

  • Active
  • Package
  • Lazarus
  • GitHub
  • ★ 139
  • Apache-2.0

Other

3DPrinterSTLFiles

STL for your 3D-Printer or Print Sevice

  • Quiet
  • Other
  • Delphi
  • GitHub
  • ★ 133

Other

scripts-libraries

Set of community add-ons for Altium Designer

  • Active
  • Other
  • GitHub
  • ★ 594

Other

delphi-event-bus

Delphi Event Bus (for short DEB) is an Event Bus framework for Delphi

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 496
  • Apache-2.0

Other

JsonDataObjects

JSON parser for Delphi 2009 and newer

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 460
  • MIT

Other

HtmlViewer

Set of components to display HTML content: THtmlViewer, etc. Supports HTML 4.01, part of HTML 5, many CSS props.

  • Active
  • Package
  • Lazarus and Delphi
  • GitHub
  • ★ 445
  • Read License.txt

Other In the Online Package Manager

cnvcl

CnPack VCL Components

  • Active
  • Package
  • Delphi
  • GitHub
  • ★ 406

Other

loggerpro

An modern and pluggable logging framework for Delphi

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 400
  • Apache-2.0

Other

FMXComponents

Firemonkey Opensource Components

  • Quiet
  • Library
  • Delphi
  • GitHub
  • ★ 382
  • MIT

Other

vcl-styles-utils

Extend and improve the Delphi VCL Styles

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 365

Other

delphi-neon

JSON Serialization library for Delphi

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 364
  • MIT

Other

superobject

. Delphi FPC Parser/writer for JSON data format. This toolkit is designed to work with Delphi and FreePascal win32, win64, linux32, linux64, macOS Intel. Supports reading/writing XML as well.

  • Archived
  • Library
  • Lazarus and Delphi
  • GitHub
  • ★ 337

Other

x-superobject

Delphi Cross Platform Rapid JSON

  • Quiet
  • Library
  • Delphi
  • GitHub
  • ★ 330

Other

G-Code-Flow-Temperature-Controller

A post processing script for OrcaSlicer that demonstrates how automatically adjusting Nozzle Temperature and Flow rate (Print Speed) can significantly improve both print time and quality, while also simplifying slicer settings.

  • Active
  • Application
  • Delphi
  • GitHub
  • ★ 318
  • MIT

Other

SimpleBaseLib4Pascal

Object Pascal library for encoding/decoding Base16, Base32, Base58, Base64, Base85.

  • Active
  • Package
  • Lazarus and Delphi
  • GitHub
  • ★ 67
  • MIT

Other

FMXUI

FMX跨平台基础UI库

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 281
  • MIT

Other

fundamentals5

Fundamentals 5 Code Library for FreePascal and Delphi

  • Quiet
  • Library
  • Lazarus and Delphi
  • GitHub
  • ★ 277

Other

GrijjyFoundation

Foundation classes used by other Grijjy repositories

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 262

Other

Droptop-Four

Popular dropdown menu bar & app launcher for Windows & Rainmeter

  • Active
  • Other
  • GitHub
  • ★ 259

Other

StyledComponents

Components similar to Delphi VCL Buttons, Panels, Toolbar, DbNavigator, BindNavigator, ButtonGroup and CategoryButtons with Custom Graphic Styles, and an advanced, full-customizable TaskDialog, also with animations!

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 218
  • Apache-2.0

Other

MakerAi

The AI Operating System for Delphi. 100% native framework with RAG 2.0, autonomous agents, MCP protocol, and universal LLM connector. Supports OpenAI, Claude, Gemini, Ollama, and more. Delphi 10.4+ (limited), full support from Delphi 12 Athens.

  • Active
  • Library
  • Lazarus and Delphi
  • GitHub
  • ★ 216
  • MIT

Other

FreeEsVclComponents

Free ErrorSoft Components for Delphi (VCL) & EsVclCore lib

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 190

Other

GpDelphiUnits

A collection of my open sourced Delphi units

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 190
  • BSD-3-Clause

Other

vcl-styles-plugins

Skin plugins for third party installers and apps

  • Quiet
  • Library
  • Delphi
  • GitHub
  • ★ 190

Other

Components

HGM components for Delphi

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 187

Other

hxd-plugin-framework

Plugin framework for HxD's data inspector

  • Quiet
  • Library
  • Delphi
  • GitHub
  • ★ 187
  • MPL-2.0

Other

ACBr

Projeto ACBr - O branch master é um repositório espelho do SVN original (svn://svn.code.sf.net/p/acbr/code/trunk2), criado e mantido com git-svn.

  • Active
  • Package
  • Lazarus
  • GitHub
  • ★ 186

Other

PascalLibs

Repositório de classes úteis para Object Pascal

  • Active
  • Package
  • Lazarus and Delphi
  • GitHub
  • ★ 35
  • MIT

Other

zControls

zControls

  • Quiet
  • Library
  • Delphi
  • GitHub
  • ★ 160

Other

Delphi-LightSaber

Lots and lots of "goodie" functions and 70 visual controls. More than 15 years of development have been put in this library. The library also wants to be a lightweight replacement for the mammoth Delphi Jedi library.

  • Active
  • Library
  • Lazarus and Delphi
  • GitHub
  • ★ 157

Other

nx-horizon

NX Horizon - Event Bus for Delphi

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 132
  • MIT

Other

generics.collections

FreePascal Generics.Collections library (TList, TDictionary, THashMap and more...)

  • Quiet
  • Library
  • Lazarus
  • GitHub
  • ★ 130

Other

jedi

JEDI common files

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 127

Other

Delphi-Promises

Delphi implementation of promises for asynchronous programming.

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 121
  • MIT

Other

FluentQuery

Fluent, declarative query API for Collections/Containers and Enumerations in Delphi

  • Quiet
  • Library
  • Delphi
  • GitHub
  • ★ 120
  • MPL-2.0

Other

Router4Delphi

Framework para Criação de Rotas de Telas para FMX e VCL

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 120
  • MIT

Other

UniversalCL

UWP controls for Delphi VCL

  • Archived
  • Library
  • Delphi
  • GitHub
  • ★ 115

Other

ATFlatControls

Set of custom-drawn controls from CudaText app. ATButton, ATFlatToolbar, ATListbox, ATGauge, ATStatusbar, ATScrollbar.

  • Active
  • Package
  • Lazarus and Delphi
  • GitHub
  • ★ 111
  • MPL 2.0, LGPL

Other In the Online Package Manager

Orpheus

Orpheus is an award-winning UI toolkit for Embarcadero Delphi & C++Builder

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 110

Other

ObjectDebugger

The ObjectDebugger is a run-time Object Inspector for Delphi VCL applications

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 107

Other

programmers-playing-cards

Play cards with style with this fancy programmer’s deck. 52 languages!

  • Active
  • Other
  • GitHub
  • ★ 107
  • MIT

Other

DelphiUCL

The new version of Delphi Universal Component Library

  • Archived
  • Library
  • Delphi
  • GitHub
  • ★ 105

Other

FMXER

Declarative, Flutter-inspired UI framework for Delphi FireMonkey (FMX): compose screens in code with named routes, a scaffold, layouts and Skia-based elements. Built on TFrameStand. Delphi 12+.

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 102
  • MPL-2.0

Other

steampipe-mod-aws-thrifty

Are you a Thrifty AWS dev? This mod checks your AWS accounts for unused and under-utilized resources using Powerpipe and Steampipe.

  • Active
  • Other
  • GitHub
  • ★ 102
  • Apache-2.0

Other

TStateMachine

Generic State Machine framework for Delphi

  • Quiet
  • Library
  • Delphi
  • GitHub
  • ★ 102

Other

VSoft.CommandLineParser

Simple Command Line Options Parser - part of the DUnitX Project

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 102
  • Apache-2.0

Other

DelphiGoogleMap

Delphi WebView2 Component to View Google Map with Routing and Markers Support

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 98
  • Apache-2.0

Other

DelphiComponents

This repo includes some free Delphi components compatible with various Delphi IDEs

  • Quiet
  • Package
  • Delphi
  • GitHub
  • ★ 96
  • Apache-2.0

Other

Delphiscal

Biblioteca de cálculos fiscais em Delphi

  • Quiet
  • Library
  • Delphi
  • GitHub
  • ★ 96
  • GPL-3.0

Other

theunknownones

All the things we develop and want to share with you

  • Quiet
  • Other
  • Lazarus
  • GitHub
  • ★ 90

Other