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Catalog

30,062 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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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

PreviewHandler

Código asociado a la entrada del blog sobre creación de "Previews Handlers" para Windows

  • Quiet
  • Other
  • Delphi
  • GitHub
  • ★ 7
  • Apache-2.0

Learning and Examples

PreviewHandler-VCL-

Simple Preview Handler Component for VCL applications on Win32

  • Quiet
  • Library
  • Delphi
  • GitHub
  • ★ 6

Other

SvgShellExtensions

Preview Handler and Thumbnail Provider for SVG files

  • Active
  • Application
  • Delphi
  • GitHub
  • ★ 100
  • BSL-1.0

Graphics

MarkdownPreview-ZhCN

Windows 资源管理器右侧 Markdown 原生预览中文版，支持内嵌 WebP/JPEG；panxiaosen（pans 工作室）基于 Ethea MarkdownShellExtensions 二次开发。

  • Active
  • Application
  • Delphi
  • GitHub
  • ★ 2
  • Apache-2.0

Edit and Memos

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

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

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

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

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

PasClaw

Ultra-lightweight native AI agent framework written entirely in Object Pascal for Delphi and Free Pascal, designed for performance, portability, and extensibility.

  • Active
  • Library
  • Lazarus and Delphi
  • GitHub
  • ★ 67
  • MIT

Science

RADWinUI

A WinUI-3 framework for Delphi + IDE Plugin and Tool Palette components.

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 55
  • MIT

Other

Chart4D

Native Delphi charting library for VCL and FMX: clean newspaper-style defaults, PNG export, zero dependencies

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 43
  • MIT

Charts and Graphs

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

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

TQoiImage

Delphi TGraphic support for QOI images

  • Quiet
  • Library
  • Delphi
  • GitHub
  • ★ 37
  • MIT

Graphics

KittoX

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

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

Networking Database

FExplorer

Anteprima Fattura Elettronica (Viewer e Icone) integrato in Windows Explorer e Visualizzatore

  • Active
  • Application
  • Delphi
  • GitHub
  • ★ 25
  • Apache-2.0

Files and Drives

delphi-ide-remote-mcp

An MCP server that turns a Windows RAD Studio machine into a remote backend for coding agents: safe editing, real MSBuild builds, git, scaffolding, deploy & remote run via PAServer, Android (adb), Linux and Windows desktop control, DelphiLSP navigation, vault. Per-workspace security. Built for our own use, shared under MIT; no commercial plans.

  • Active
  • Application
  • Delphi
  • GitHub
  • ★ 23
  • MIT

Lazarus IDE plugins

tina4delphi

Tina4Delphi - A comprehesive set of tools to make REST and application integration better

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 20
  • MIT

Networking

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

UIClicker

UI automation

  • Active
  • Application
  • GitHub
  • ★ 18
  • MIT

System

maxCron

maxCron: Flexible, lightweight CRON compliant scheduler written in Delphi.

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 17
  • BSD-3-Clause

Date and Time

DelphiShellExtensions

A useful Template to build a Delphi Shell Extension

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 16
  • Apache-2.0

System

tina4pascal

HTML-driven native apps in Free Pascal — one codebase, six targets, no browser, no widget toolkit

  • Active
  • Library
  • Lazarus
  • GitHub
  • ★ 16
  • MIT

Networking

Delphi.FMX.UImageCropper

A modern, mobile-oriented image cropper for Delphi FireMonkey (FMX) featuring auto-zoom, dynamic centered cropbox, and rendering powered by Skia4Delphi.

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 13
  • MIT

Graphics

DelphiProjectHandoff

Experimental software: Delphi Project Handoff independent FMX application

  • Active
  • Application
  • Delphi
  • GitHub
  • ★ 13
  • Apache-2.0

Other

TagEdit

TagEdit — a custom Lazarus component that provides an editable tag input field similar to modern web tag editors. It allows users to enter text and convert it into visual tag chips with a remove button, supporting multiple lines, drag-and-drop reordering, and smooth tag editing.

  • Active
  • Package
  • Lazarus
  • GitHub
  • ★ 13
  • MIT

Edit and Memos

glimpse

Total Commander plugin for quick video previews

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 9

Multimedia

ARConsole

Cross Platform Console library

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 8

System

pastel

Modern cross-platform app framework and toolchain for Object Pascal. One codebase for desktop, mobile, server and Raspberry Pi, powered by Free Pascal.

  • Active
  • Library
  • Lazarus
  • GitHub
  • ★ 8
  • MIT

Other

velox-ui

VeloxUI — High-velocity, zero-dependency Object Pascal (Delphi VCL & Lazarus/Free Pascal LCL) desktop MVVM & Windows 11 Fluent UI micro-framework: DWM Mica, undocumented uxtheme dark scrollbars, GDI+ vector cards, High-DPI control fixers, flicker-free generic OwnerData virtual grids, and NT Kernel helpers.

  • Active
  • Library
  • Lazarus and Delphi
  • GitHub
  • ★ 8
  • MIT

GUI containers

CXComponents

A collection of custom UI components for Lazarus.

  • Active
  • Package
  • Lazarus
  • GitHub
  • ★ 6
  • MIT

GUI containers

Delphi-HelpChatAI

An in-app AI help assistant for Delphi applications, VCL and FireMonkey: a chat bubble the end user opens to ask how to use the application (“how do I export this grid?“, “what is this screen for?“). Answers come from the application's own documentation, optionally through an AI model, rendered as HTML inside an embedded browser.

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 6
  • Apache-2.0

GUI containers

modder-tools-pack

Collection of tools and templates for modders

  • Active
  • Other
  • Delphi
  • GitHub
  • ★ 6

Other

Wasuro

A WebAssembly virtual machine for the Asuro operating system, written in Standard Pascal & designed to run on bare metal.

  • Active
  • Application
  • Lazarus
  • GitHub
  • ★ 3

Language Tools

ActiveAppView

Accessibility tool for active application / explorer quick selection

  • Active
  • Application
  • Delphi
  • GitHub
  • ★ 2
  • Apache-2.0

System

gridprinter

A package to simplify printing of string grids and other descendants of TCustomGrid. Contains also a print preview dialog, as well as standard actions.

  • Active
  • Package
  • Lazarus
  • GitHub
  • ★ 2

Reporting

PasClaude

A terminal coding agent for Windows, written in Free Pascal. No dependencies beyond the FPC RTL.

  • Active
  • Application
  • Lazarus
  • GitHub
  • ★ 2
  • MIT

Applications

tagedit

TagEdit — a custom Lazarus component that provides an editable tag input field similar to modern web tag editors. It allows users to enter text and convert it into visual tag chips with a remove button, supporting multiple lines, drag-and-drop reordering, and smooth tag editing.

  • Active
  • Package
  • Lazarus
  • GitHub
  • ★ 2
  • MIT

Edit and Memos

-TyCad

A cross-platform schematic program for FreePascal/Lazarus, ported from TinyCAD. Reads and writes TinyCAD designs and libraries, with extended functionality for schematics.

  • Active
  • Package
  • Lazarus
  • GitHub
  • ★ 1
  • LGPL-2.1

Other

AceUtitlies

A Windows application that actually search Windows for files! What an idea? Also a Windows 11 Notepad replacement and a few other miscellaneous utilites.

  • Active
  • Application
  • Lazarus
  • GitHub
  • ★ 1
  • MIT

Other

DesignModule

All parts of the design module

  • Quiet
  • Other
  • Delphi
  • GitHub
  • ★ 1
  • MIT

Other

MCP2Delphi

Delphi VCL bridge for exposing forms, controls, diagnostics, and tools through the Model Context Protocol.

  • Active
  • Application
  • Delphi
  • GitHub
  • ★ 1
  • MIT

Other

mydataexpress-web

DataExpress Web modernization: Linux deployment, browser database import, Firebird migration and portable extension providers

  • Active
  • Application
  • Lazarus
  • GitHub
  • ★ 1
  • Apache-2.0

Database