Sign in Join

Live chat for Free Pascal, Lazarus, Delphi and every Pascal programmer.

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.

Random project How the catalog works

tsmbios

Library to access the SMBIOS using Object Pascal (Delphi, FPC).

  • Active
  • Library
  • Lazarus and Delphi
  • GitHub
  • ★ 219
  • MPL-2.0

System

NetCom7

The fastest communications possible. Delphi rulez.

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 218
  • MIT

Networking

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

FB4D

Open Source Library for connecting Firebase by Delphi VCL/FMX

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 216
  • Apache-2.0

Database Networking

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

DWScript

Delphi Web Script general purpose scripting engine

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 212

Language Tools

PdfiumLib

PDF VCL Control using PDFium

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 208
  • MPL-2.0

Bindings

FastMath

Fast Math Library for Delphi

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 194

Science

DebugEngine

Delphi debug framework

  • Quiet
  • Library
  • Delphi
  • GitHub
  • ★ 193
  • MPL-2.0

System

TRegExpr

Regular expressions (regex), pascal.

  • Active
  • Library
  • Lazarus and Delphi
  • GitHub
  • ★ 193
  • MIT

Language Tools

KastriFree

Free version of the Kastri library

  • Archived
  • Library
  • Delphi
  • GitHub
  • ★ 192

System

LockBox3

LockBox3 is a Delphi and C++Builder library for cryptography.

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 191

Cryptography

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

RealThinClient-SDK

RealThinClient SDK - Delphi components for building HTTP(S) applications

  • Quiet
  • Library
  • Delphi
  • GitHub
  • ★ 190

Networking

vcl-styles-plugins

Skin plugins for third party installers and apps

  • Quiet
  • Library
  • Delphi
  • GitHub
  • ★ 190

Other

DelphiGrpc

DelphiGrpc is a Delphi implementation of the realtime and streaming gRPC protocol (http://grpc.io).

  • Quiet
  • Library
  • Delphi
  • GitHub
  • ★ 189
  • Apache-2.0

Networking

Components

HGM components for Delphi

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 187

Other

Core

Ultibo Core

  • Active
  • Library
  • Lazarus
  • GitHub
  • ★ 187

System

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

fibplus

FIBPlus Library for Delphi and C++Builder. Data access components for Firebird & Interbase.

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 186

Database

The-Drag-and-Drop-Component-Suite-for-Delphi

. Delphi VCL component library that enables your Delphi and C++Builder applications to support COM based drag and drop and integrate with the Windows clipboard.

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 183
  • MIT

System

sempare-delphi-template-engine

Sempare Template (scripting) Engine for Delphi allows for flexible dynamic text generation. It can be used for generating email, html, reports, source code, xml, configuration, etc.

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 177
  • Apache-2.0

Language Tools

delphi-orm

DORM, the "Delphi ORM" (not actively mantained). Use DMVCFramework and TMVCActiveRecord.

  • Active
  • Package
  • Lazarus and Delphi
  • GitHub
  • ★ 176

Database

BrookFreePascal

Framework for web applications. Actions for DB access, advanced routing features, wizard for Lazarus, support for i18n, compatibility with JSON structures, REST implementation, plugins for varied needs, extensible brokers.

  • Active
  • Package
  • Lazarus
  • GitHub
  • ★ 174

Networking In the Online Package Manager

GLibWMI

GLibWMI is a Delphi library of components, focused on the Administration of Windows Systems. They are based on Windows WMI (Windows Management Instrumentation). GLibWMI es una librería/biblioteca de componentes para Delphi, enfocados a la Administración de Sistemas Windows. Están basados en la WMI de Windows (Windows Management Instrumentation).

  • Quiet
  • Library
  • Delphi
  • GitHub
  • ★ 173
  • Apache-2.0

System

NumCPULib4Pascal

Get the number of CPUs in Pascal

  • Active
  • Package
  • Lazarus and Delphi
  • GitHub
  • ★ 37
  • MIT

System

delphi-mqtt

MQTT server and client components for Delphi

  • Quiet
  • Library
  • Delphi
  • GitHub
  • ★ 165

Networking

liblcl

A common cross-platform GUI library, the core uses Lazarus LCL.

  • Active
  • Package
  • Lazarus
  • GitHub
  • ★ 165

Bindings

DelphiHookUtils

Delphi Hooking Library by Lsuper

  • Active
  • Library
  • Lazarus and Delphi
  • GitHub
  • ★ 164
  • MPL-2.0

System

REST-DataWare

Repositório oficial do pacote Rest Dataware para Delphi e Lazarus

  • Active
  • Package
  • Lazarus and Delphi
  • GitHub
  • ★ 164
  • GPL-3.0

Database Networking

PascalLibs

Repositório de classes úteis para Object Pascal

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

Other

QuickCore

Delphi Core Framework to fast build desktop/mobile/web apps.

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 163
  • Apache-2.0

Networking

dmustache

A Delphi implementation of the Mustache templating language

  • Quiet
  • Library
  • Lazarus and Delphi
  • GitHub
  • ★ 163

Language Tools

WebUI4Delphi

WebUI4Delphi is a WebUI wrapper, which allows you to use any web browser as a GUI, with Delphi or Lazarus/FPC in the backend and HTML5 in the frontend.

  • Active
  • Package
  • Lazarus and Delphi
  • GitHub
  • ★ 163
  • MIT

Bindings

uos

United Open-libraries of Sound. United procedures for open-source audio libraries. For FPC/Lazarus/fpGUI/MSEgui.

  • Active
  • Package
  • Lazarus
  • GitHub
  • ★ 162

Multimedia

daraja-framework

Servlet-style web apps in Object Pascal: a compact HTTP framework for Delphi and Lazarus, built on Indy.

  • Active
  • Library
  • Lazarus and Delphi
  • GitHub
  • ★ 161
  • AGPL-3.0

Networking

Trysil

A lightweight, attribute-driven ORM for Delphi

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 160
  • BSD-3-Clause

Database

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

SimpleORM

ORM Simples para Aplicações Delphi

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 157
  • MIT

Database

synapse

Synapse TCP/IP library for Delphi and Freepascal

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

Networking

BoldForDelphi

Bold for Delphi is a Model Driver Architecture (and ORM library) for Embarcadero Delphi

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 156
  • MIT

Database

EasyDBMigrator

EasyDbMigrator is a database migration library designed for Delphi(Microsoft SQL SERVER, Oracle, MySQL, MariaDB, PostgreSQL, and Firebird. https://getitnow.embarcadero.com/EasyDBMigrator

  • Quiet
  • Library
  • Delphi
  • GitHub
  • ★ 155
  • MIT

Database

ZeosLib

The ZeosLib is a set of database components for MySQL, PostgreSQL, Interbase, Firebird, MS SQL, Sybase, Oracle and SQLite for Delphi, FreePascal/Lazarus, Kylix and C++ Builder. - mirror for the official repository (http://svn.code.sf.net/p/zeoslib/code-0), created and maintained with git-svn

  • Active
  • Package
  • Lazarus and Delphi
  • GitHub
  • ★ 154
  • LGPL-2.1

Database

imaginglib

Object Pascal image loading, saving and manipulation library.

  • Active
  • Package
  • Lazarus and Delphi
  • GitHub
  • ★ 153
  • MPL-2.0

Graphics

duilib-for-Delphi

DDuilib是一个建立在C++开源项目duilib之上，且最大限度不去修改duilib源代码从而可以应用在Delphi或者FreePascal中构建Direcut UI的开源项目(作者已弃坑)。

  • Archived
  • Package
  • Lazarus and Delphi
  • GitHub
  • ★ 151
  • Apache-2.0

Bindings

fpCEF3

Chromium Embedded Framework for Free Pascal

  • Quiet
  • Package
  • Lazarus
  • GitHub
  • ★ 151
  • MPL-2.0

Bindings

TLSLib

TlsLib4Pascal is a fully managed, from-scratch TLS 1.2 + TLS 1.3 stack for modern Object Pascal (Delphi and FreePascal), released under the permissive MIT License.

  • Active
  • Package
  • Lazarus and Delphi
  • GitHub
  • ★ 32
  • MIT License

Cryptography Networking In the Online Package Manager

delphilint

Delphi IDE package providing on-the-fly code analysis and linting, powered by SonarDelphi

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 150
  • LGPL-3.0

Lazarus IDE plugins

chakracore-delphi

Delphi and Free Pascal bindings and classes for Microsoft's ChakraCore library

  • Quiet
  • Library
  • Lazarus and Delphi
  • GitHub
  • ★ 148
  • MIT

Bindings

CudaLister

Lister plugin for Total Commander, based on ATSynEdit

  • Active
  • Library
  • Lazarus
  • GitHub
  • ★ 147

Edit and Memos

delphistompclient

STOMP client for Embarcadero Delphi and FreePascal.

  • Quiet
  • Package
  • Lazarus and Delphi
  • GitHub
  • ★ 147

Networking