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Catalog

30,057 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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DzHTMLText

Delphi and Lazarus HTML Label component

  • Active
  • Package
  • Lazarus and Delphi
  • GitHub
  • ★ 229
  • MIT

Labels

4.0 from 1 member

class-helpers

Directory of Delphi VCL/RTL class helpers

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 35
  • MIT

Other

delphi-dataproxy

Proxy component for data access TDataSet with Generator App tool and support for Fake memory datasets

  • Quiet
  • Library
  • Delphi
  • GitHub
  • ★ 19
  • MIT

Database

lazarus-mcp-assistant

Bring Anthropic's MCP to Lazarus IDE. Let AI assistants natively code, refactor, debug, and design forms in Object Pascal.

  • Active
  • Package
  • Lazarus
  • GitHub
  • ★ 6
  • BSD-3-Clause

Lazarus IDE plugins

videostore_delphi

The videostore example from Martin Fowler's Refactoring, and from Episode 3 of cleancoders.com in Delphi

  • Quiet
  • Other
  • Delphi
  • GitHub
  • ★ 2

Learning and Examples

refind2

Better version of refind to refactor delphi source code

  • Quiet
  • Application
  • Delphi
  • GitHub
  • ★ 6
  • GPL-3.0

Language Tools

LazRefactor

Aim of LazRefactor is to add some refactoring features to Lazarus IDE.

  • Quiet
  • Library
  • Lazarus
  • SourceForge
  • GNU Library or Lesser General Public License version 3.0 (LG

Lazarus IDE plugins

MMX Code Explorer

. Feature-rich productivity enhancing plugin. Includes refactoring, class browser, advanced editing, metrict and many more.

  • Library
  • Delphi

Lazarus IDE plugins

awesome-pascal

A curated list of awesome Delphi/FreePascal/(any)Pascal frameworks, libraries, resources, and shiny things. Inspired by awesome-... stuff. Open source and freeware only!

  • Active
  • Other
  • Lazarus and Delphi
  • GitHub
  • ★ 2,096
  • CC0-1.0

Learning and Examples

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

MORMot2

Synopse mORMot is an Open Source Client-Server ORM SOA MVC framework for Delphi 6 up to Delphi 10.3 Rio and FPC, targeting Win/Linux for the server, and any platform for clients (including mobile or AJAX).

  • Active
  • Package
  • Lazarus and Delphi
  • GitHub
  • ★ 733
  • MPL, GPL or LGPL

Database In the Online Package Manager

ZXing.Delphi

ZXing Barcode Scanning object Pascal Library for Delphi VCL and Delphi Firemonkey

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 526
  • Apache-2.0

Graphics

SVGIconImageList

Four engines to render SVG (Delphi Image32, SVGMagic, Skia4Delphi, Direct2D wrapper) and four components to simplify use of SVG images (resize, fixedcolor, grayscale...) for VCL and FMX platforms.

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 399
  • Apache-2.0

Graphics

Delphi-AI-Developer

Delphi Ai Developer, this plugin adds AI-powered interaction capabilities to the Delphi IDE

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 317
  • MIT

Lazarus IDE plugins

FusionAI

A ChatGPT, Gemini, Claude, and Ollama(offline) plug-in for Embarcadero RAD Studio IDE XE5 to 12.1

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 279
  • MIT

Lazarus IDE plugins

IconFontsImageList

Four advanced components to simplify use of Icon Fonts as images and ImageList: TIconFontImage, TIconFontsImageCollection, TIconFontsVirtualImageList, TIconFontsImageList (for VCL and FMX). Full support for High-DPI apps. Rendering optimized with GDI+

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 229
  • Apache-2.0

Graphics

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

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

AIO

Coroutine-based multithreading library for Delphi

  • Quiet
  • Library
  • Delphi
  • GitHub
  • ★ 121
  • Apache-2.0

System

MarkdownShellExtensions

A Markdown Text Editor to manually edit a markdown file, with instant preview of the output in a HTML Viewer. A Preview handler which allows you to see the content of the markdown file without open it, in the "Preview Panel", integrated into Windows Explorer.

  • Active
  • Application
  • Delphi
  • GitHub
  • ★ 120
  • Apache-2.0

Edit and Memos

Clipper

Polygon and line clipping and offsetting library (C++, C#, Delphi) by Angus Johnson. Forked from https://sourceforge.net/projects/polyclipping. I prepared a "Release" branch (containing C# source only) for submodule usage.

  • Quiet
  • Library
  • Delphi
  • GitHub
  • ★ 114
  • BSL-1.0

Graphics

InstantObjects

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

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

Database

MarkdownHelpViewer

MarkdownHelpViewer is an integrated help system based on files in Markdown format, for Delphi applications, plus a useful component to embed help inside the App.

  • Active
  • Application
  • Delphi
  • GitHub
  • ★ 94
  • Apache-2.0

Applications

clipper

[mirror] An open source freeware polygon clipping library

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

Graphics

SKIAShellExtensions

Shell extensions for animations files (lottie, telegram, webp...) with Preview Panel, Thumbnail Icon, Lottie Editor. Powered by Skia4Delphi

  • Active
  • Application
  • Delphi
  • GitHub
  • ★ 87
  • Apache-2.0

Graphics

EditInVsCodeDelphiPlugin

Adds a "Open in Visual Studio Code" item in the Delphi Tools menu (great if you have the Copilot extension for Visual Studio Code)

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 78
  • MIT

Lazarus IDE plugins

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

dss_capi

A multi-platform, customized C-API library and alternative implementation of OpenDSS (EPRI Distribution System Simulator) aiming for full COM compatibility. Unofficial/unsupported by EPRI, but extensively tested.

  • Active
  • Library
  • Lazarus
  • GitHub
  • ★ 41
  • BSD-3-Clause

Science

BuilderUI

Forms Builder UI for Windows

  • Active
  • Application
  • Lazarus and Delphi
  • GitHub
  • ★ 40

Applications

xTranslator

Text & translation editor for Skyrim, Fallout4 and Starfield mods

  • Quiet
  • Application
  • Delphi
  • GitHub
  • ★ 40
  • MPL-2.0

Games and Game Engines

Logify

Logify MetaLogger for Delphi

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 38
  • MIT

System

WebUpdate

Simple JSON based WebUpdate

  • Quiet
  • Library
  • Delphi
  • GitHub
  • ★ 36

Networking

command-delphi

Command pattern for Delphi (IComand & TComand)

  • Quiet
  • Library
  • Delphi
  • GitHub
  • ★ 29
  • MIT

Other

PKCS7Extractor

PKCS#7 Extractor library for Delphi

  • Quiet
  • Library
  • Lazarus and Delphi
  • GitHub
  • ★ 27
  • LGPL-3.0

Cryptography

PSV-Exporter

PSV Exporter is a utility for working with PS1/PS2 saves created on the Playstation 3

  • Quiet
  • Application
  • Delphi
  • GitHub
  • ★ 27
  • MIT

Files and Drives

KingCal

KingCal Delphi Calendar Component - Open Source Edition

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 22
  • MIT

Date and Time

Delphi-Emotiv-EPOC

Libraries and examples for working with the Emotiv EPOC Brain-Computer Interface with Embarcadero Delphi

  • Quiet
  • Library
  • Delphi
  • GitHub
  • ★ 21

System

Delphi-RAG-Lint

Delphi-native, MIT-licensed RAG + linter for Delphi/Pascal source code. Symbol-exact + fuzzy + tree-sitter lint. Pure Delphi at runtime.

  • Active
  • Application
  • Delphi
  • GitHub
  • ★ 19
  • MIT

Language Tools

DWScriptStudio

Editor, Debugger and Run Time Library for DWScript

  • Quiet
  • Application
  • Delphi
  • GitHub
  • ★ 19

Language Tools

skia-flowmotion

Delphi RAD Studio Skia Flowmotion - Animated Image gallery/grid component

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 19
  • MIT

Graphics

Slumber

App for testing HTTP/HTTPS calls

  • Active
  • Application
  • Delphi
  • GitHub
  • ★ 19
  • MIT

Networking

VecDraw

Vector graphics editor written using only standard libs

  • Quiet
  • Application
  • Lazarus
  • GitHub
  • ★ 19
  • Unlicense

Graphics

dataset-generator

DataSet Generator - generate code constructing fake memory dataset

  • Quiet
  • Application
  • Delphi
  • GitHub
  • ★ 18
  • MIT

Database

UIClicker

UI automation

  • Active
  • Application
  • GitHub
  • ★ 18
  • MIT

System

AudioWerkzeugeBibliothek

A delphi library for audio files: Read basic properties (bitrate, duration, ...) and edit metadata like Artist, Title, Genre, Cover Art, ...

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 17

Multimedia