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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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AsyncAwait

A tiny Delphi library (Delphi 10 or higher) that exposes Task and Task<T> objects similar to those in .Net

  • Quiet
  • Library
  • Delphi
  • GitHub
  • ★ 22
  • MIT

System

HGMAsync

Async wrapper

  • Quiet
  • Library
  • Delphi
  • GitHub
  • ★ 8
  • MIT

System

dext

Dext - Modern Full Stack Framework for Delphi

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 330
  • Apache-2.0

Networking

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

ZXing.Delphi

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

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

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

synapse

Synapse TCP/IP library for Delphi and Freepascal

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

Networking

NtUtilsLibrary

Delphi library for system programming on Windows using Native API

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

System

nx-horizon

NX Horizon - Event Bus for Delphi

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 132
  • MIT

Other

AIO

Coroutine-based multithreading library for Delphi

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

System

Delphi-Promises

Delphi implementation of promises for asynchronous programming.

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 121
  • MIT

Other

DelphiDeepseek

The Deepseek API wrapper for Delphi leverages Deepseek’s advanced models to deliver powerful capabilities for seamless and dynamic conversational interactions, including a model optimized for reasoning, and now also supports running local models through an LM Studio server.

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 100
  • MIT

Networking

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

wchttpserver

HTTP/2+HTTP/1.1+WebSocket server written with Lazarus (Free Pascal)

  • Active
  • Application
  • Lazarus
  • GitHub
  • ★ 73
  • LGPL-2.1

Networking

newac

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

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 71

Multimedia

ipub-messaging

Messaging system for communication between classes / layers in delphi

  • Quiet
  • Library
  • Delphi
  • GitHub
  • ★ 63
  • MIT

Other

DelphiGemini

Delphi wrapper for the Google Gemini API: stateless generation and agent workflows with multimodal, streaming, persistent interactions, structured outputs, vector search, batch, image/video generation, and grounding (Search/Maps).

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 52
  • MIT

Networking

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

MoonCompiler

Delphi 12-compatible Pascal compiler for Win64 and Linux x86-64. Your Delphi code builds on Linux unchanged — and often runs faster. FPC/Unleashed fork with Unicode RTL and bundled memory manager.

  • Active
  • Application
  • Lazarus and Delphi
  • GitHub
  • ★ 45

Language Tools

DelphiMultithreadingBookCodeEnglishEdition

This repository contains all the source code for the practical examples in the book "Delphi Multithreading: Threads, Concurrency, Parallelism and Asynchronous Programming", written by Cesar Romero.

  • Active
  • Other
  • Delphi
  • GitHub
  • ★ 42

Learning and Examples

STAX

Singe Threaded Asynchronous Exexcution (STAX) framework for implementing asynchronous event scheduling similar to javascript or python co-routines

  • Quiet
  • Package
  • Lazarus
  • GitHub
  • ★ 41
  • BSD-2-Clause

Other

CmonLib

My Common Library

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 37
  • MIT

System

delphi-ppl

Extend Delphi Parallel Programming Library to ease async coding

  • Quiet
  • Library
  • Delphi
  • GitHub
  • ★ 37
  • GPL-3.0

System

qdac

JSON/XML/AMF/MessagePack/MultiThread and more functions library

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 33
  • MIT

Database

taskworker

Task worker thread template

  • Active
  • Package
  • Lazarus
  • GitHub
  • ★ 5
  • MIT

System

Delphi-Tasks

Small and simple: Thread Pools with Tasks

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 26
  • Unlicense

System

DelphiHuggingFace

The Hugging Face API wrapper for Delphi leverages cutting-edge models to deliver powerful features, including object detection, music generation, text classification, sentiment analysis, image segmentation, speech-to-text transcription, and text generation.

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

Networking

DelphiGroqCloud

The GroqCloud API wrapper for Delphi provides access to models from Meta, OpenAI, MistralAI and Google on Groq’s LPUs, offering chat, text generation, image analysis, audio transcription, JSON output, tool integration, and content moderation capabilities.

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

Networking

HPThreadPool

High Performance Thread Pool - A simple and nice thread pool design for Lazarus

  • Quiet
  • Library
  • Lazarus
  • GitHub
  • ★ 19
  • MPL-2.0

System

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

tokio4delphi

High-performance async/await library for Delphi, powered by Rust's Tokio runtime.

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 19

System

AutoGPT-Delphi

Autonomous ChatGPT AI experiment written in Delphi

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

Applications

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

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

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

horse-provider-crosssocket

High-performance, security-hardened CrossSocket provider for the Horse web framework. Replaces the default Indy provider with IOCP/epoll async I/O, an object pool, enforced request limits, and OpenSSL 3.x native TLS.

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 9

Networking

DelphiBoostPack

A comprehensive suite of utilities enhancing Delphi development needs.

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

Other

CryptoFMX

Sample Delphi project :- REST/PPL/FMX using www.coingecko.com api

  • Quiet
  • Other
  • Delphi
  • GitHub
  • ★ 6
  • MIT

Networking

bhyvemgrd

Privileged helper daemon for bhyvemgr

  • Active
  • Application
  • Lazarus
  • GitHub
  • ★ 3
  • BSD-3-Clause

System

newac

Automatically exported from code.google.com/p/newac

  • Quiet
  • Library
  • Delphi
  • GitHub
  • ★ 3

Multimedia

dext-bkp

Dext - Delphi Modern Web Framework

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

Networking

horse-provider-ics

OverbyteICS transport provider for the Horse framework — a drop-in alternative to Indy with modern OpenSSL 3.x/4.x TLS (TLS 1.3, mTLS). Delphi/Windows; enabled by {$DEFINE HORSE_PROVIDER_ICS}.

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

Networking

LnkISAPI-Filter-Loader

ISAPI Filter Loader (Load DLL ISAPI on fly). Autor: Daniel "sakura" Wischnewski

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 2

Networking

fptunes

A blazingly fast, cross-platform CLI audio manager written in Free Pascal.

  • Active
  • Library
  • Lazarus
  • GitHub
  • ★ 1
  • BSD-3-Clause

Multimedia

IFuture

API.Future - Asynchronous Future Implementation in Delphi

  • Quiet
  • Library
  • Delphi
  • GitHub
  • ★ 1

Other

pascal-web-server

Fast and lightweight http web server in Pascal, tailored for NGINX and MongoDB

  • Quiet
  • Application
  • GitHub
  • ★ 1
  • MIT

Networking