Sign in Join

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

Catalog

30,075 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

PsyloDbg

User-friendly Microsoft Windows Debugger for Malware Analysts.

  • Quiet
  • Application
  • Delphi
  • GitHub
  • ★ 210
  • Apache-2.0

Security

Lightpack

Lightpack and Prismatik open repository (For support use support@lightpack.tv)

  • Quiet
  • Application
  • Delphi
  • GitHub
  • ★ 209
  • GPL-3.0

System

PdfiumLib

PDF VCL Control using PDFium

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

Bindings

SVGShellExtensions

A collection of extensions tools for SVG files, integrated into Microsoft Windows Explorer (for Windows 10 and 11) and a useful SVG Text Editor

  • Active
  • Application
  • Delphi
  • GitHub
  • ★ 205
  • Apache-2.0

Graphics

mb3d

Mandelbulb3D

  • Quiet
  • Application
  • Delphi
  • GitHub
  • ★ 204
  • LGPL-2.1

Graphics

fhirserver

Reference Implementation Server for the FHIR Specification

  • Active
  • Application
  • Lazarus
  • GitHub
  • ★ 203

Networking

goDLL

how to create windows golang DLL and load into C, or delphi, or freepascal

  • Quiet
  • Other
  • Lazarus
  • GitHub
  • ★ 201

Learning and Examples

VMUB

A tool for testing boot configurations on USB drives

  • Quiet
  • Application
  • Delphi
  • GitHub
  • ★ 200

System

spcplay

SNES SPC700 Player + Improved SNESAPU.DLL

  • Active
  • Application
  • Delphi
  • GitHub
  • ★ 199
  • GPL-2.0

Multimedia

wmi-delphi-code-creator

Generate Object Pascal (Delphi, FPC), Oxygene, C++ and C# code to access the WMI

  • Quiet
  • Application
  • Lazarus and Delphi
  • GitHub
  • ★ 199

System

mcx

Monte Carlo eXtreme (MCX) - Physically accurate and validated GPU ray-tracer

  • Active
  • Application
  • Lazarus
  • GitHub
  • ★ 197

Science

windows-installer

A project to download and install the latest version of Exercism Client for Windows depending on the architecture.

  • Active
  • Application
  • Delphi
  • GitHub
  • ★ 197
  • MIT

System

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

deskew

Deskew is a command line tool for deskewing scanned text documents. It uses Hough transform to detect "text lines" in the image. As an output, you get an image rotated so that the lines are horizontal.

  • Active
  • Application
  • Lazarus and Delphi
  • GitHub
  • ★ 192
  • MPL-2.0

Graphics

KastriFree

Free version of the Kastri library

  • Archived
  • Library
  • Delphi
  • GitHub
  • ★ 192

System

wincachegrind

[NO LONGER MAINTAINED] WinCacheGrind is a viewer for cachegrind.out files generated by xdebug 2. WinCacheGrind is functionally similar to KCacheGrind, only it is much simpler and runs on Windows.

  • Quiet
  • Application
  • Delphi
  • GitHub
  • ★ 192
  • GPL-3.0

Language Tools

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

SpecBAS

An enhanced Sinclair BASIC interpreter for modern PCs

  • Active
  • Application
  • Lazarus
  • GitHub
  • ★ 172

Language Tools

MyHomeLib

MyHomeLib – комп'ютерна програма для керування домашньою бібліотекою електронних книг. MyHomeLib може використовуватися не тільки для каталогізації колекції файлів з електронними книгами, але і як клієнт для роботи з бібліотекою Лібрусек та іншими бібліотеками на движку Лібрусек (Флібуста та іншими подібними).

  • Active
  • Application
  • Delphi
  • GitHub
  • ★ 169
  • MIT

Database

rise-of-legions

Rise of Legions is a hybrid of MOBA, tower defense and deckbuilding - with fast-paced, easy-to-pickup tug-of-war strategy. Play solo or bring a friend for co-op or 2v2, collect cards, build your deck and crush your enemies.

  • Quiet
  • Application
  • Delphi
  • GitHub
  • ★ 168
  • AGPL-3.0

Games and Game Engines

Mad-Pascal

Mad Pascal Compiler for 6502 (Atari XE/XL, C64, C4Plus, Neo6502)

  • Active
  • Application
  • Lazarus
  • GitHub
  • ★ 167

Language Tools

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

aviewer

Inspection tool for Windows accessibility API information (MSAA, IAccessible2, UI Automation, ARIA, HTML DOM)

  • Active
  • Application
  • Delphi
  • GitHub
  • ★ 164
  • Apache-2.0

System

DelphiHookUtils

Delphi Hooking Library by Lsuper

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

System

dosfetch

NeoFetch clone for DOS

  • Quiet
  • Application
  • GitHub
  • ★ 164

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

FBManager

Free DataBase's manager for PostgreSQL, FireBird SQL, MySQL, MS SQL, SQLite

  • Active
  • Application
  • Lazarus
  • GitHub
  • ★ 35
  • GPL-2.0

Database

PascalLibs

Repositório de classes úteis para Object Pascal

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

Other