Sign in Join

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

Catalog

30,060 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.

SedaiAudio

Sedai Audio Foundation - Professional audio synthesis library in Free Pascal. 5 Synthesis Engines: Classic/Subtractive, FM (DX7-style), Wavetable, Additive, SID Evo.

  • Active
  • Library
  • Lazarus
  • GitHub
  • ★ 16
  • GPL-3.0

Multimedia

Synth-fluid

Reactor Control is an analytical sci-fi simulation game built with Free Pascal (FPC) / Lazarus IDE, featuring retro-futuristic visuals powered by BGRABitmap, real-time telemetry via TAChart, SQLite career persistence, and immersive soundscapes driven by BASS Audio.

  • Active
  • Application
  • Lazarus
  • GitHub
  • ★ 3
  • MIT

Games and Game Engines

SedaiAudio4Delphi

A thin, flat-C DLL bridge that lets you use the **Sedai Audio Foundation** (a Free Pascal / Object Pascal audio synthesis library) from **Delphi 11.3** (or any Delphi version that supports `external 'sedaiaudio.dll'`).

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 2
  • GPL-3.0

Bindings

altium-scripts

Collection of DelphiScript/Pascal automation scripts for Altium Designer, specializing in PCB layout optimization, RF/microwave microstrip taper synthesis, and discrete slice merging into solid regions.

  • Active
  • Other
  • Delphi
  • GitHub
  • ★ 2
  • CERN-OHL-P-2.0

Other

AD9850 DDS control panel

Windows, Delphi Software for controlling the Analog Devices DDS Synthesizer AD9850 under Windows 9x/ME/2000/XP via the parallel port. You may use it as a high-precision dc-60 MHz signal source contained on a single chip.

  • Quiet
  • Application
  • Delphi
  • SourceForge
  • GNU General Public License version 2.0 (GPLv2)

System Science

Responding Partner

Responding Partner is a windows application that enables you free talking with your computer which equipped with spoken animation character. You will be surprised how smart responding partner robot is. It also enables voice commands and controls to your computer for small task like open media files, open and close program, shutdown and restart computer,open website, type in editor, text to speech,etc. You can extend the ability by installing new plugin which available at files tab. We will continuous to update new plugin and animation character. Engine inside: - Speech Recognition - Text to Speech Requirements - Microphone

  • Quiet
  • Application
  • SourceForge
  • GNU General Public License version 2.0 (GPLv2)

Multimedia

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

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

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

PineEngine

A Pine Script interpreter written in Delphi and Free Pascal, designed to execute scripts and return results as JSON.

  • Active
  • Application
  • Lazarus and Delphi
  • GitHub
  • ★ 28

Language Tools

RetroMul

A cross-platform, extendable, multi-emulator written by Delphi FMX

  • Active
  • Application
  • Delphi
  • GitHub
  • ★ 25
  • MIT

Games and Game Engines

ste

Simple Template Engine for Pascal

  • Quiet
  • Library
  • Lazarus
  • GitHub
  • ★ 20

Language Tools

SynkFlowAI

A proof-of-concept async pipeline framework in Delphi to demonstrate modern AI orchestration with Promises, streaming, and chained execution. Designed by a math researcher to demonstrate that modern, elegant AI architectures can emerge from non-mainstream tools.

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

Other

Warez-RadiXX11-RCE

Warez - Patches, Generic Hooks, Keygens and Cracks from releaser and reverse engineer - RadiXX11

  • Quiet
  • Other
  • Delphi
  • GitHub
  • ★ 15

Other

MT32edit4v

MT-32 sysex editor/programmer companion DLL for MuntVSTi (by Falcosoft)

  • Active
  • Application
  • Delphi
  • GitHub
  • ★ 12
  • LGPL-2.1

Multimedia

PaskalCPP

PaskalCPP is a systems language by Jarrod Davis: Pascal/Oberon-style syntax that transpiles to C++23 and builds with a bundled Zig/Clang toolchain. Mix PaskalCPP and C++ in one file, no bindings. Includes a Delphi-built compiler and language server, an Electron/Monaco editor, and diagnostics mapped to your source. Native Windows and Linux binaries.

  • Active
  • Application
  • Delphi
  • GitHub
  • ★ 12
  • MPL-2.0

Language Tools

QuickNN

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

Other

AstrobloQ

AI Fermi Paradox Simulator

  • Active
  • Application
  • Delphi
  • GitHub
  • ★ 10
  • MPL-2.0

Science

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

glimpse

Total Commander plugin for quick video previews

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 9

Multimedia

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

Warez-RadiXX11-RCE

Warez - Patches, Generic Hooks, Keygens and Cracks from releaser and reverse engineer - RadiXX11

  • Quiet
  • Other
  • Delphi
  • GitHub
  • ★ 8

Security

calculus-ex

📊 A specialized mathematical desktop suite designed for multi-objective optimization and ranking alternatives through group utility and individual regret analysis. 🔐

  • Active
  • Application
  • Delphi
  • GitHub
  • ★ 7
  • GPL-3.0

Science

DLaya

Fast local AI decisions in Delphi and Free Pascal. A binding for LibLayaX that runs the Laya typed-decision model in-process: no server, no Python. One unit, Laya.pas, with a TLayaAgent class. Windows, Linux and macOS, CPU or GPU, 64-bit. An open-source alternative to Jev

  • Active
  • Library
  • Lazarus and Delphi
  • GitHub
  • ★ 5
  • MIT

Bindings

FPGA_PCI_Card

FPGA PCI Card for Retro-Computers using Altera FLEX10K FPGAs

  • Active
  • Other
  • Delphi
  • GitHub
  • ★ 5
  • GPL-3.0

Other

prism

GPT Transformer developed in Delphi 13

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 5

Science

BioSynth

A terminal-based bio-hacking simulation. Master Regular Expressions (RegEx) to isolate, stabilize, and cure pathogens in a real-time 3D environment before the system breaches.

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

Games and Game Engines

niff-synth

Virtual FM synthesizer

  • Quiet
  • Application
  • Delphi
  • GitHub
  • ★ 4
  • MIT

Multimedia

amiga2

(Deluxe Paint III like) animation paint system for UNZ(FM-TOWNS emulator)

  • Quiet
  • Application
  • GitHub
  • ★ 3

Graphics

defm-maps

Deformation Mechanism Maps

  • Quiet
  • Application
  • GitHub
  • ★ 3
  • GPL-2.0

Science

vtir

Vortex Tracker Improved - Rust port [VTIR]

  • Active
  • Application
  • Lazarus
  • GitHub
  • ★ 3
  • Unlicense

Other

Yutani-Building-better-worlds

A high-performance, multi-threaded 3D Sandbox & Multimedia Framework for Delphi. Powered by Jolt Physics, Raylib, R3D, SDL3, MiniAudio, TinySoundFont, libmpv, RecastNavigation, VerySimpleLua, GameNetworkingSockets, and Skia4Delphi.

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

Games and Game Engines

AutoForge

a WFC demonstrator project that revolves around a factory that rebuilds itself while maintaining production. The player rebuilds a crawler carrying a salvage factory across the salt flats. Each settlement needs a different combination of products. The factory travels with its inventory, upgrades and scars; the player decides how it evolves.

  • Active
  • Application
  • GitHub
  • ★ 2
  • MIT

Games and Game Engines

PasClaude

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

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

Applications

Yutani-Particle-Engine

A high-performance, threaded VCL Raylib component for 3D GPU Particles. Demonstrates how to Materialize/Dematerialize and batch render thousands of particles efficiently.

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

Games and Game Engines

-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

anvil

High-performance Git-compatible distributed version control and content-addressable storage engine in Object Pascal

  • Active
  • Library
  • GitHub
  • ★ 1
  • MIT

Other

aow

Age of Wonders (1999) decompiled

  • Active
  • Application
  • Delphi
  • GitHub
  • ★ 1

Other

commonx

Delphi/Object Pascal Classes and Tools for just about everything and everyone.

  • Quiet
  • Library
  • Delphi
  • GitHub
  • ★ 1
  • MIT

Other

eschecs-6

Chess GUI written in Pascal, supporting CECP and UCI protocols

  • Active
  • Application
  • Lazarus
  • Codeberg
  • ★ 1

Games and Game Engines

Firedac-BDE

FireDAC physical driver for the BDE: read and write legacy dBase (DBF) and Paradox tables with modern FireDAC code (Delphi, Win32).

  • Active
  • Application
  • Delphi
  • GitHub
  • ★ 1

Database System

mario-and-luigi

Mario & Luigi - Originally for DOS, but ported to SDL2.

  • Active
  • Library
  • GitHub
  • ★ 1

Other

ProDAW

  • Active
  • Application
  • Delphi
  • GitHub
  • ★ 1

Other

RADARPAS

original Pascal and MODULA-2 code for the E300/E250 radar

  • Active
  • Library
  • GitHub
  • ★ 1

Graphics

SphericalFluid

Fluid Dynamics on Sphere by Spherical Harmonics for Delphi

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

Other

sherpa-onnx

. Delphi FPC Speech-to-text, text-to-speech, speaker diarization, speech enhancement, source separation, and VAD using next-gen Kaldi with onnxruntime without Internet connection. Support embedded systems, Android, iOS, HarmonyOS, Raspberry Pi, RISC-V, RK NPU, Ascend NPU, x8664 servers, websocket server/client, support 12 programming languages

  • Library
  • Lazarus and Delphi
  • GitHub

Multimedia