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Catalog

30,081 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.

P4D-Data-Sciences

A collection of lightweight Python wrappers based on Python4Delphi simplifying Data Sciences development with Delphi

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 110
  • MIT

Bindings Science

MobilePermissions

This is a component to turn more easy the request permission in Android 8.x or later.

  • Quiet
  • Library
  • Delphi
  • GitHub
  • ★ 108
  • MIT

System

pasllm

PasLLM - LLM inference engine in Object Pascal (synced from my private work repository)

  • Active
  • Package
  • Lazarus and Delphi
  • GitHub
  • ★ 108
  • AGPL-3.0

Science

SwagDoc

Create a public documentation REST API using Swagger 2.0 or Open API 3.2.1 for Delphi.

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 108
  • Apache-2.0

Networking

InstantObjects

Pupular OOP-OPF Library for Delphi (from DXE6 to latest version)

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 107
  • MPL-2.0

Database

mail4delphi

Mail4Delphi uses the Indy component to send the email.

  • Quiet
  • Library
  • Lazarus and Delphi
  • GitHub
  • ★ 107
  • MIT

Networking

ObjectDebugger

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

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 107

Other

scalemm

Fast scaling memory manager for Delphi

  • Quiet
  • Library
  • Delphi
  • GitHub
  • ★ 107

System

OpenAPI-Delphi

The Delphi-OpenAPI library is an OpenAPI 3.0 document generator and parser for Delphi

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 106
  • Apache-2.0

Networking

DelphiUCL

The new version of Delphi Universal Component Library

  • Archived
  • Library
  • Delphi
  • GitHub
  • ★ 105

Other

fastplaz

FastPlaz - Pascal Web Framework

  • Active
  • Package
  • Lazarus
  • GitHub
  • ★ 105

Networking

TMongoWire

Delphi MongoDB driver

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 105
  • MIT

Database

flre

FLRE - Fast Light Regular Expressions - A fast light regular expression library

  • Active
  • Library
  • Lazarus
  • GitHub
  • ★ 104
  • LGPL-2.1

Language Tools

tzdb

Delphi/FPC Time Zone Database

  • Active
  • Package
  • Lazarus and Delphi
  • GitHub
  • ★ 104
  • BSD-3-Clause

Date and Time

BrainMM

Extremely fast memory manager for Delphi

  • Quiet
  • Library
  • Delphi
  • GitHub
  • ★ 102
  • MIT

System

DelphiSVG

Delphi SVG library

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 102

Graphics

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

MfPack

Delphi translations for Microsoft Media Foundation and related API's

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

Bindings Multimedia

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

DelphiDeepseek

The Deepseek API wrapper for Delphi leverages Deepseek’s advanced models to deliver powerful capabilities for seamless and dynamic conversational interactions, including a model optimized for reasoning, and now also supports running local models through an LM Studio server.

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 100
  • MIT

Networking

ComPort-Library

COM Port Library for Delphi (fork from SourceForge)

  • Quiet
  • Library
  • Delphi
  • GitHub
  • ★ 99

System

DcefBrowser

Delphi Browser Framework, Package Dcef3

  • Quiet
  • Library
  • Delphi
  • GitHub
  • ★ 99

Networking

DelphiGoogleMap

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

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

Other

e3

E3: Encrypt-Everything-Everywhere framework for compiling C++ programs with encrypted operands.

  • Quiet
  • Library
  • GitHub
  • ★ 98
  • GPL-3.0

Cryptography

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

QuickImageFX

Simplifying image manipulation using GDI, Graphics32, OpenCV or Vampyre Imaging libraries

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 96
  • Apache-2.0

Graphics

FpTelegram

Telegram bots API library

  • Active
  • Package
  • Lazarus
  • GitHub
  • ★ 95
  • MIT License, MIT

Networking In the Online Package Manager

delphi-zip

Delphi System.zip patch with ZIP64 and LZMA supports

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 93

Files and Drives

YxdIOCP

Delphi Windows IOCP 通讯模型封装,基于DIOCP。YxdIocp包含有支持大并发的TCP服务组件、HTTP服务组件、UDP服务组件、WebSocket服务组件,和TCP、UDP等基础客户端组件。

  • Quiet
  • Library
  • Delphi
  • GitHub
  • ★ 93

Networking

TProcess-Delphi

TProcess for Delphi, ported from Freepascal

  • Quiet
  • Library
  • Delphi
  • GitHub
  • ★ 91
  • LGPL-2.1

System

viacep

ViaCEP - Consulte CEPs de todo o Brasil

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 91
  • Apache-2.0

Networking

FPDF-Pascal

Tradução do Projeto FPDF de PHP para Pascal, compatível com D7-D12, Lazarus, Win, Linux, Android

  • Active
  • Package
  • Lazarus and Delphi
  • GitHub
  • ★ 90

Reporting

libpascurl

libPasCURL is delphi and object pascal wrapper around cURL library. Library for transferring data with URL syntax, supporting HTTP, HTTPS, FTP, FTPS, GOPHER, TFTP, SCP, SFTP, SMB, TELNET, DICT, LDAP, LDAPS, FILE, IMAP, SMTP, POP3, RTSP and RTMP.

  • Archived
  • Library
  • Lazarus and Delphi
  • GitHub
  • ★ 90
  • GPL-3.0

Bindings Networking

rnl

RNL - Realtime Network Library - The opensource reliable UDP network library

  • Active
  • Library
  • Lazarus and Delphi
  • GitHub
  • ★ 90
  • Zlib

Networking

TensorFlow.Delphi

TensorFlow.Delphi (TF.Delphi) provides a Delphi(Pascal) Standard binding for TensorFlow. It aims to implement the complete Tensorflow API in Delphi which allows Pascal developers to develop, train and deploy Machine Learning models with the Pascal Delphi

  • Quiet
  • Library
  • Delphi
  • GitHub
  • ★ 90
  • Apache-2.0

Bindings Science

clipper

[mirror] An open source freeware polygon clipping library

  • Quiet
  • Library
  • Delphi
  • GitHub
  • ★ 88
  • BSL-1.0

Graphics

DelphiGenAI

The GenAI API wrapper for Delphi seamlessly integrates OpenAI’s latest models (gpt-5 serie), delivering robust support for agent chats/responses, text generation, vision, audio analysis, JSON configuration, web search, and asynchronous operations. Image generation with gpt-image-2. Skills and agents

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 88
  • MIT

Networking

dglOpenGL

Delphi / Pascal OpenGL header translation (including WGL and GLX)

  • Archived
  • Library
  • Lazarus and Delphi
  • GitHub
  • ★ 88
  • MPL-2.0

Bindings Graphics

DinosOffice

Compontent delphi for OpenOffice/LibreOffice

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 88
  • MIT

Reporting