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30,059 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.

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folder-dropdown

Rainmeter skin for adding dropdowns to folders in the desktop.

  • Active
  • Other
  • GitHub
  • ★ 6
  • MIT

Other

Droptop-Four

Popular dropdown menu bar & app launcher for Windows & Rainmeter

  • Active
  • Other
  • GitHub
  • ★ 259

Other

asDropDownForm

A small component to show a form as dropdown in any TWinControl

  • Quiet
  • Library
  • Delphi
  • GitHub
  • ★ 18

Dialogs

.Net Control Suite for Delphi

Most comprehensive Library of .Net UI controls for Delphi. Includes over 30 essential .Net controls which are available in Delphi like Input Controls, List and DropDown controls, button control, webbrowser control, grid controls and many more for building powerful line-of-business Windows applications in Delphi. All the included controls libraries are technically superior, with proven track record of widespread use for rock-solid reliability. They are written to be efficient and do not depend on external DLLs. All libraries are feature-rich yet easy to use due to emphasis on intuitive API design. Tightly integrated with Embarcadero Delphi, you can use all features available in the Embarcadero Delphi IDE for your development tools and start working with UI instantly. The .Net Control Suite for Delphi is part of .Net VCL for Delphi(http://www.crystalnet-tech.com/DotNetVCL/DotNetVCL4Delphi.aspx)

  • Quiet
  • Library
  • Delphi
  • SourceForge
  • GNU General Public License version 3.0 (GPLv3)

Other

D.P.F Delphi Android Native Components

Welcome to the world of Android programming! Develop Native Android applications with Delphi XE5/XE6/XE7 Some components: + Added TDPFJAlertDialog + TDPFJAnalogClock + TDPFJButton + TDPFJCheckBox + TDPFJChronometer + TDPFJDatePicker + TDPFJDatePickerDialog + TDPFJEditText + TDPFJImageView + TDPFJListView (not completed) + TDPFJProgressBar + TDPFJProgressDialog + TDPFJTextView + TDPFJTimePickerDialog + TDPFJToast + TDPFJView + TDPFJRadioButton + TDPFJNumberPicker + TDPFJSeekBar + TDPFJTabHost Component (Tabbed view) + TDPFJSpinner Component (Dropdown list) + TDPFJTextSwitcher Component (Fade/Slide Texts) + TDPFJTextClock + TDPFJWebView Follow me: https://www.facebook.com/babak.yaghoobii https://www.linkedin.com/in/babakyaghoobi https://plus.google.com/+BabakYaghoobii http://babakyaghoobi.blogspot.com https://stackoverflow.com/users/4557781/babak-yaghoobi https://www.colatform.com/en/ Enjoy And

  • Quiet
  • Library
  • Delphi
  • SourceForge
  • Apache License V2.0

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

mb3d

Mandelbulb3D

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

Graphics

ezdml

Lightweight data modeling and design tool (超轻量级的数据建模表结构设计工具)

  • Active
  • Application
  • Lazarus
  • GitHub
  • ★ 103
  • LGPL-2.1

Database

LuaLoader

A serial communications tool and IDE for the NodeMcu Lua firmware for the ESP8266

  • Quiet
  • Application
  • Delphi
  • GitHub
  • ★ 65

System

Codrut-Fluent-Design-System

Codrut Fluent Design System is a suite of VCL components for Delphi made to mimic the design language of Windows 11. These are all standard components made to work best with each other.

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 61

Other

SVGIconViewer

A simple SVG icon library viewer containing over 47,700 individual icons for windows

  • Active
  • Application
  • Delphi
  • GitHub
  • ★ 52
  • MIT

Graphics

delphi-visual-studio-code-debugger

A debugger for delphi in visual studio code, and also a MCP server to give claude/copilot/etc authonomous delphi debugging capabilities

  • Active
  • Application
  • Delphi
  • GitHub
  • ★ 48
  • MIT

Language Tools

FluidVCL

FluidVCL is a modern, high-performance set of VCL components for Delphi 10.x and above. Built with Windows GDI+, it brings a contemporary, fluid aesthetic to classic desktop applications—featuring anti-aliased rounded corners, smooth state transitions, and deeply customizable layouts.

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 46
  • MIT

Other

GamePlay

Gameplay is a frontend for MS-DOS, Windows 3.1, Windows 98, ScummVM, Apple II, Atari 800, Atari ST, Amiga, Sega Saturn, Super Nintendo, Nintendo64 and DSP Emulator. It lets you play games easily and quickly — no complications, no configuration needed

  • Active
  • Application
  • Lazarus
  • GitHub
  • ★ 46

Games and Game Engines

StaticCodeAnalyser

Static code analysis for Delphi 12 & 13 and Lazarus / Free Pascal. RAD Studio IDE plugin (32/64-bit) + standalone GUI + CLI, one engine. 201 rules (Pascal AST + DFM/LFM forms): leaks, SQL injection, dead handlers, hardcoded secrets, Unicode & Trojan Source, Win64 pointer bugs. SARIF for CI/CD, SonarQube push.

  • Active
  • Application
  • Lazarus and Delphi
  • GitHub
  • ★ 43

Language Tools

csscontrols

Implementation of basic css drawing for pascal (fpc, lazarus, delphi)

  • Active
  • Package
  • Lazarus and Delphi
  • GitHub
  • ★ 38
  • Apache-2.0

GUI containers Graphics

CWStudio-Components-Library

Modern Windows 11 / WinUI 3 (Fluent UI v9) styled VCL components for Delphi / RAD Studio.

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 37
  • MIT

Other

DfmExtractor

Small command line utility which allows you to extract DFM, LFM and FRM forms from executable files compiled by Delphi, Lazarus and CodeTyphon.

  • Quiet
  • Application
  • Lazarus and Delphi
  • GitHub
  • ★ 34

Files and Drives

LazScope

FPC/Lazarus serial oscilloscope

  • Active
  • Application
  • Lazarus
  • GitHub
  • ★ 34
  • MPL-2.0

Science System

TWLazUI

"A modern, Tailwind CSS-inspired UI component library for Lazarus and Free Pascal, powered by BGRABitmap." (Pustaka komponen UI modern bergaya Tailwind CSS untuk Lazarus dan Free Pascal, ditenagai oleh BGRABitmap.)

  • Active
  • Package
  • Lazarus
  • GitHub
  • ★ 29
  • MIT

GUI containers

KittoX

A Delphi framework for creating data-driven WEB SPA applications with HTMX

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 26
  • Apache-2.0

Networking Database

TurboControls

Turborium LCL Controls

  • Active
  • Package
  • Lazarus
  • GitHub
  • ★ 26

Other

IAMClient4D

IAMClient4D is a Delphi client library for integrating applications with Keycloak, providing full OAuth2/OpenID Connect support (including PKCE), token and user management, and a lightweight asynchronous task framework (Async.Core) for thread-safe operations across VCL and FMX.

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 24
  • Apache-2.0

Security Networking

pcb

Monolithic repository containing QFSAE PCB designs.

  • Active
  • Other
  • GitHub
  • ★ 24
  • MIT

Other

DX.DisplayInfo

Delphi library for DPI and display diagnostics — per-monitor DPI, physical DPI, scaling percentage. Includes VCL diagnostic UI with DPI rulers and a CLI tool.

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 23
  • MIT

System

Militereum

Militereum is a firewall for your crypto wallets

  • Active
  • Application
  • Delphi
  • GitHub
  • ★ 19

Security

vti

Vortex Tracker Improved

  • Quiet
  • Application
  • Delphi
  • GitHub
  • ★ 18

Multimedia

Blinki

A library for modern, beautiful Text User Interfaces (TUIs) for Delphi

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 16
  • MIT

Other

PathLocate

A command line utility that allows you to quickly search for files located in directories listed in the PATH environment variable

  • Quiet
  • Application
  • Lazarus
  • GitHub
  • ★ 16

Files and Drives

ft

A widget toolkit?

  • Active
  • Library
  • Lazarus
  • GitHub
  • ★ 12
  • MPL-2.0

GUI containers

RmEDir

RmEDir - A small command line utility which allows you to recursively delete all empty subdirectories from the specified directory

  • Quiet
  • Application
  • Lazarus
  • GitHub
  • ★ 11

Files and Drives

ZippedFileViewer

A viewer of the raw files contained in a zip file without having to unzip the archive.

  • Active
  • Application
  • Lazarus
  • GitHub
  • ★ 11
  • MIT

Files and Drives

Airborne-CPS

Building a Software Simulator for Airborne Cyber Physical Systems using X-Plane

  • Quiet
  • Application
  • GitHub
  • ★ 10
  • GPL-3.0

Science

winpacho

All in one file: Apache, PHP, MariaBD or MySQL for Windows with default SSL-Cert for localhost

  • Active
  • Application
  • Lazarus
  • GitHub
  • ★ 10

Networking

antdesign2dexlphixe2

该组件包为Delphi XE2移植Ant Design界面能力，采用原生VCL与GDI+自绘。包含按钮、输入、表格、导航、反馈及布局控件，支持令牌、圆角渲染和示例，可安装、拖拽并构建中后台桌面端应用。

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 9
  • MIT

GUI containers

FFGLSDK

FreeFrame is the open-source cross-platform real-time video effects plugin system for VJ softwares. FreeFrame is now well supported by most major VJ titles. More information on the home page: http://freeframe.sourceforge.net

  • Quiet
  • Library
  • Delphi
  • GitHub
  • ★ 9

Multimedia

glimpse

Total Commander plugin for quick video previews

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 9

Multimedia

LazarusVision

TUI Framework for Free Pascal using Lazarus LCL pattern for creating Forms/Buttons/Controls

  • Active
  • Library
  • Lazarus
  • GitHub
  • ★ 9
  • MIT

GUI containers

pascal-amqp-faa

AMQP 0-9-1 client and broker for Free Pascal/Lazarus and Delphi in a single codebase. The embeddable broker (TAMQPServer) runs inside your application with no RabbitMQ install: exchanges, publisher confirms, mandatory/return, TTL, dead-letter, priorities and optional durability via WAL. MIT.

  • Active
  • Package
  • Lazarus and Delphi
  • GitHub
  • ★ 9
  • MIT

Networking

UnitConv

Converts units of measurement data

  • Active
  • Application
  • Lazarus
  • GitHub
  • ★ 9
  • MIT

Science

DpkGen

A small command line utility which allows you to generate Delphi package files (DPK) based on the given template file.

  • Quiet
  • Application
  • Delphi
  • GitHub
  • ★ 7

Language Tools

IridiumSimulator

Interactive desktop simulator for systems biology

  • Active
  • Application
  • Delphi
  • GitHub
  • ★ 6
  • MIT

Science