Sign in Join

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

Catalog

30,061 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

MessageBoxes-for-Anyone

A tool for creating Windows message boxes. A small, unfinished project from 2003, written with Borland Delphi 7.0. Explore the unpolished interface and contribute to its revival.

  • Quiet
  • Application
  • Delphi
  • GitHub
  • ★ 1
  • MIT

Dialogs

LazInk

Canvas-drawn HTML and Markdown text controls for Lazarus: labels, memos, list boxes, a rich editor and a help-page viewer. No browser engine, no widgetset-specific code.

  • Active
  • Package
  • Lazarus
  • GitHub
  • ★ 7
  • 0BSD

Edit and Memos

5.0 from 1 member

DFNativeWindowsApi

DFNativeWindowsApi is a Delphi library that provides convenient access to various Native Windows API functions for Windows-based applications. These functions cover a range of system-level operations from displaying message boxes to interacting with the underlying system.

  • Quiet
  • Library
  • Delphi
  • GitHub
  • ★ 3
  • MIT

System

msgdlg

Message Dialogue Components

  • Quiet
  • Library
  • Delphi
  • GitHub
  • ★ 3

Dialogs

RICKDialog

Customized Dialog Box (Message) for FMX

  • Quiet
  • Library
  • Delphi
  • GitHub
  • ★ 6

Dialogs

issrc

Inno Setup is an open-source installation builder for Windows applications by Jordan Russell and Martijn Laan. Since its introduction in 1997, Inno Setup has been trusted by developers and organizations of all sizes to reliably deploy software to millions of PCs worldwide.

  • Active
  • Application
  • Delphi
  • GitHub
  • ★ 5,744

System

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

Dam

Delphi and Lazarus Message Dialogs with Formatted Text

  • Active
  • Package
  • Lazarus and Delphi
  • GitHub
  • ★ 167
  • MIT

Dialogs

JPPack

A collection of VCL/LCL components for Delphi/Lazarus - buttons, panels, LinkLabel, ProgressBar, ColorComboBox, ColorListBox, Timer and other

  • Quiet
  • Package
  • Lazarus and Delphi
  • GitHub
  • ★ 159

Other

Kastri

Cross-platform library for Delphi

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 603
  • MIT

System

DocTo

Simple command line utility for converting .doc & .xls files to any supported format such as Text, RTF, CSV or PDF

  • Active
  • Application
  • Delphi
  • GitHub
  • ★ 510
  • MIT

Files and Drives

FastMM5

FastMM is a fast replacement memory manager for Embarcadero Delphi applications that scales well across multiple threads and CPU cores, is not prone to memory fragmentation, and supports shared memory without the use of external .DLL files.

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 345

System

FMXUI

FMX跨平台基础UI库

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 281
  • MIT

Other

pasvulkan

Vulkan header generator, OOP-style API wrapper, framework and prospective Vulkan-based game engine for Object Pascal

  • Active
  • Library
  • Lazarus and Delphi
  • GitHub
  • ★ 230
  • Zlib

Bindings Graphics

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

mb3d

Mandelbulb3D

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

Graphics

mcx

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

  • Active
  • Application
  • Lazarus
  • GitHub
  • ★ 197

Science

Delphi-LightSaber

Lots and lots of "goodie" functions and 70 visual controls. More than 15 years of development have been put in this library. The library also wants to be a lightweight replacement for the mammoth Delphi Jedi library.

  • Active
  • Library
  • Lazarus and Delphi
  • GitHub
  • ★ 157

Other

NtUtilsLibrary

Delphi library for system programming on Windows using Native API

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 146
  • MIT

System

Suspending-Techniques

Comparing, discussing, and bypassing various techniques for suspending and freezing processes on Windows.

  • Quiet
  • Other
  • Delphi
  • GitHub
  • ★ 139

System

costa

The Costa Graphical User Interface for MS-DOS and compatible systems. This repository is a mirror of https://codeberg.org/jacobpalm/costa

  • Active
  • Application
  • GitHub
  • ★ 138
  • MIT

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

DelphiUIAutomation

Delphi classes the wrap the MS UIAutomation library

  • Quiet
  • Library
  • Delphi
  • GitHub
  • ★ 118
  • Apache-2.0

System

InstantObjects

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

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

Database

DelphiComponents

This repo includes some free Delphi components compatible with various Delphi IDEs

  • Quiet
  • Package
  • Delphi
  • GitHub
  • ★ 96
  • Apache-2.0

Other

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

sing-box-drover

Lightweight GUI launcher and tray controller for sing-box on Windows. Quickly toggle system proxy and TUN mode, switch outbound selectors.

  • Active
  • Application
  • Delphi
  • GitHub
  • ★ 92

Networking

Gadgets-Additions

Rainmeter skins (System/Web/Markets/BOINC) inspired by the AddGadgets.com (and Orbmu2k) Windows Sidebar Gadgets

  • Active
  • Other
  • GitHub
  • ★ 75

Other

newac

New Audio Components (NewAC) are designed to help your Delphi programs perform different sound processing tasks.

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 71

Multimedia

cell-gc

A very small GC in Rust, with a safe API

  • Quiet
  • Other
  • GitHub
  • ★ 67
  • MIT

Other

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

MinimalistMediaPlayerX

A powerful, feature-rich MPV-based minimal-interface media player for 64-bit Windows. Lots of keyboard-controlled functionality but with minimal screen clutter. Automatically adjusts the window to match the video dimensions, without a window caption/title bar, to give an immersive viewing experience whether in window mode or fullscreen mode.

  • Active
  • Application
  • Delphi
  • GitHub
  • ★ 57
  • GPL-3.0

Multimedia

MTN2

Dual-pane keyboard-driven file manager in the spirit of DOS Navigator and Far Manager: built-in console, terminals, viewer and editor, archives, SFTP/FTP/WebDAV/S3, plugins. Delphi, Windows and Linux.

  • Active
  • Application
  • Delphi
  • GitHub
  • ★ 55
  • MPL-2.0

Files and Drives

MultiLog4D

Biblioteca para criação de logs de aplicativos Android

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 55
  • Apache-2.0

Other

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

Silkscreen_Auto_Placer

Automatically place mostly all PCB Silkscreen with this Altium Script.

  • Active
  • Other
  • GitHub
  • ★ 47
  • 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

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

SnapTRAINER

A modular Virtual-PLC Trainer

  • Active
  • Application
  • Lazarus
  • GitHub
  • ★ 41
  • GPL-3.0

System

delphi-leakcheck

Multi-platform leak checking library for Delphi

  • Quiet
  • Library
  • Delphi
  • GitHub
  • ★ 38
  • Apache-2.0

System

Logify

Logify MetaLogger for Delphi

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

System

OverbyteICS

OverbyteICS. Outdated copy of SVN repository

  • Quiet
  • Library
  • Delphi
  • GitHub
  • ★ 38

Networking

AdvancedHTTPServer

The go-like http/https server for Lazarus + FPC

  • Active
  • Library
  • Lazarus
  • GitHub
  • ★ 37
  • BSD-3-Clause

Networking

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

Advance-TaskDialog

A Custom TaskDialog with getting theme automatically, opposite the original one!

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 35

Dialogs

DX.Blame

Inline Git & Mercurial Blame for the Delphi IDE — like GitLens, but for Delphi

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 34
  • MIT

Lazarus IDE plugins

Dialog4D

A Delphi FMX dialog mechanism with async flow, per-form FIFO queueing, custom themes, worker-thread await support, and telemetry.

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 32
  • MIT

Dialogs

SedaiBasic

SedaiBasic Interpreter with VM

  • Active
  • Application
  • Lazarus
  • GitHub
  • ★ 31
  • GPL-3.0

Language Tools

SipStack

A SIP stack for Delphi, including SDP parsing and an RTP stack.

  • Archived
  • Library
  • Delphi
  • GitHub
  • ★ 31

Networking

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

DelphiMistralAI

DelphiMistralAI wrapper brings Mistral’s text-vision-audio models and agentic Conversations to Delphi, with chat, embeddings, Codestral codegen, fine-tuning, batching, moderation, async/await helpers and live request monitoring.

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 28
  • MIT

Networking