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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.

surf-ice

GLSL surface rendering source code. Compiled versions available from NITRC. Loads 3DS, CTM, DXF, FreeSurfer, GII (GIfTI), GTS, LWO2, MS3D, MZ3, NV (BrainNetViewer), OBJ, OFF, PLY, STL, VTK. Tractography formats include BFloat, PDB, TCK, TRK, and VTK. Also NIfTI format voxelwise images.

  • Active
  • Application
  • Lazarus
  • GitHub
  • ★ 138
  • BSD-2-Clause

Graphics Science

MRX-Skia-Surface

An experimental widget and module rendering engine for Delphi (FMX), powered by Skia4Delphi and FFmpeg.

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 2
  • MIT

Graphics

MRX-Skia-Surface

An experimental widget and module rendering engine for Delphi (FMX), powered by Skia4Delphi and FFmpeg.

  • Active
  • Library
  • Delphi
  • Codeberg

Graphics

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

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

pixie

A lightweight HTML/CSS rendering engine for Free Pascal (Lazarus) and Delphi (VCL & FMX).

  • Active
  • Package
  • Lazarus and Delphi
  • GitHub
  • ★ 25
  • MIT

Graphics

Markdown4D

Native Delphi Markdown library: CommonMark/GFM parser with public AST, incremental/streaming parsing, HTML renderer, markdown writer, and custom-drawn VCL & FMX viewer/editor components

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 72
  • MIT

Edit and Memos

VSoft.AnsiConsole

A Delphi library for creating engaging console applications

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 71

System

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

SafeThread4D

Fluent, cooperative, UI-safe background task runner for Delphi FMX, with cancellation, timeout, progress, lifecycle callbacks, and optional mobile UI liveness diagnostics.

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

System

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

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

vx

Simple Volume Renderer

  • Quiet
  • Application
  • Lazarus
  • GitHub
  • ★ 30

Graphics

pcb

Monolithic repository containing QFSAE PCB designs.

  • Active
  • Other
  • GitHub
  • ★ 24
  • MIT

Other

tyro

Lua and other programming in simple platform to make programming fun

  • Active
  • Application
  • Lazarus
  • GitHub
  • ★ 21
  • MIT

Language Tools

florialib

Helper library for creating Floria Toolkit

  • Active
  • Package
  • Lazarus
  • GitHub
  • ★ 3
  • MPL-2.0

Other

skia-flowmotion

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

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

Graphics

DelphiStabilityAI

The Stability API wrapper for Delphi utilizes advanced models developed by Stability.ai to provide capabilities for seamless image, video, and 3D generation, as well as sophisticated editing and upscaling tools, tailored for creative and professional use.

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 18
  • MIT

Networking

Blinki

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

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

Other

NoReflowTabBar

A Delphi VCL tab and button bar component for stable no-reflow multi-row navigation, with zones, headers, signals, glyphs, inline editing and multi-bar drag-and-drop.

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

Tabbed Components

tina4pascal

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

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

Networking

GISlib

A Delphi GIS library

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 15
  • MIT

Graphics

ft

A widget toolkit?

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

GUI containers

pasterm

PasTerm Terminal Emulator

  • Active
  • Application
  • GitHub
  • ★ 12
  • Zlib

System

PBFMapRenderer

Render Mapbox vector tiles (MVT/PBF) from MBTiles to a Delphi TCanvas — Mapbox GL style.json, expression engine, label placement, GDI+/Skia backends, zero runtime dependencies.

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 10
  • MIT

Graphics

SkiaAVisualizer

Delphi FMX Skia4delphi Audio Visualizer

  • Active
  • Application
  • Delphi
  • GitHub
  • ★ 10
  • MIT

Multimedia

DailyPascalModules

📦 Lightweight, zero-dependency Object Pascal micro-modules. Software CPU blitting for retro systems + unified OpenGL bindings for modern hardware. Pure FPC, plug-and-play.

  • Active
  • Library
  • Lazarus
  • GitHub
  • ★ 9
  • BSL-1.0

Graphics

LUX.GPU.OpenGL

OpenGL を扱うためのライブラリ。

  • Active
  • Library
  • GitHub
  • ★ 9

Graphics

Skia4DelphiCanvas

Skia-backed implementation of Vcl.Graphics.TCustomCanvas for Windows/Delphi and FPC on Windows or Linux.

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

Graphics

VittixDBGridController

Advanced feature-rich VCL DBGrid replacement for Delphi with filtering, grouping, summaries, and multi-format export support

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

Data controls

castle-doom

Doom levels rendered and played with Castle Game Engine (Object Pascal), with a WebAssembly build

  • Active
  • Application
  • Lazarus and Delphi
  • GitHub
  • ★ 8

Games and Game Engines

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

SimpleGUI

A native SDL 2.0 powered Object Pascal graphical user interface library.

  • Quiet
  • Library
  • Lazarus
  • GitHub
  • ★ 7

Other

Skia-AliveGrid

A high-performance, custom-rendered FMX component for Delphi that provides a fluid, physics-based list interface. Built entirely on the Skia4Delphi graphics pipeline, it breaks away from traditional UI constraints to deliver a smooth, modern, and highly interactive user experience.

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 7
  • MIT

Grids

VclRotatedEdit

Single-line VCL edit control for Delphi that supports horizontal, vertical and arbitrary-angle text editing, with caret, selection, clipboard, validation, VCL styles and design-time resizing.

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 7
  • MPL-2.0

Edit and Memos

mb3d-lazarus

Lazarus and Free Pascal port of Mandelbulb3D for creating and rendering three-dimensional fractal art.

  • Active
  • Application
  • Lazarus
  • GitHub
  • ★ 5
  • LGPL-2.1

Graphics

moon2d

A 2D platformer written in Delphi in 2008, rebuilt from scratch on modern Delphi + SDL2 eighteen years later. Same game, same arithmetic.

  • Active
  • Application
  • Delphi
  • GitHub
  • ★ 5
  • MIT

Games and Game Engines

Exoscope

A retro-futuristic, terminal-based exoplanet exploration simulator. Analyze telemetry data, decrypt alien signals, and navigate the cosmos through a CLI-driven HUD. Built with Lazarus/FPC

  • Active
  • Application
  • Lazarus
  • GitHub
  • ★ 4
  • MIT

Science

Fluid-Magma-Effect

A real-time particle-based fluid simulation with a metaball-style rendering effect. Uses background threading for physics calculations and Skia4Delphi for high-performance graphics rendering.

  • Active
  • Application
  • Delphi
  • GitHub
  • ★ 4
  • MIT

Graphics

JoltPhysics4Delphi

A Delphi wrapper and object-oriented binding layer for the Jolt Physics high-performance rigid body physics engine.

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 4
  • MIT

Bindings

skia-circlepopup

A floating, circular popup menu for Delphi VCL, rendered entirely via Skia4Delphi.

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 4
  • MIT

Menus

SkiaButton

A modern, highly customizable button component for Delphi FMX, built on top of the Skia4Delphi library. It features hardware-accelerated rendering, smooth animations, and a variety of visual styles suitable for modern UI design.

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 4
  • MIT

Other

treemap

Squarified Treemap Component For Delphi

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 4
  • MIT

Graphics

DelphiOBS

Translation of the OBS API for writing Plugins in Delphi

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 3
  • GPL-2.0

Bindings