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Catalog

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.

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

node.pas

Asynchronous Event-driven server programming for EMB Delphi (FPC 3.3.1), powered by libuv.

  • Active
  • Package
  • Lazarus and Delphi
  • GitHub
  • ★ 51
  • MIT

Networking

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

Delphi-Promises

Delphi implementation of promises for asynchronous programming.

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

Other

coderage2025

Code for the presentation on multithreading in Delphi at Embarcadero CodeRage 2025

  • Active
  • Other
  • Delphi
  • GitHub
  • ★ 4

Learning and Examples

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

synapse

Synapse TCP/IP library for Delphi and Freepascal

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

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

newac

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

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 71

Multimedia

LKSL

LaKraven Studios Standard Library

  • Quiet
  • Library
  • Delphi
  • GitHub
  • ★ 52

Other

ADAPT

Advanced Developer Async Programming Toolkit

  • Quiet
  • Library
  • Lazarus and Delphi
  • GitHub
  • ★ 46

Other

Delphi_Utils_Library

A library with some useful utilities for your Delphi Apps.

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 37
  • BSD-3-Clause-Clear

Other

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

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

Linux4D

Delphi library for system-oriented programming with Linux

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 28
  • Apache-2.0

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

http-helper

Mockable HTTP Helper for.NET2.0+/SL4+/WP7/WinRT (supports Task Parallel Library/async/await)

  • Quiet
  • Library
  • GitHub
  • ★ 22
  • Apache-2.0

Other

tyro

Lua and other programming in simple platform to make programming fun

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

Language Tools

tokio4delphi

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

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 19

System

Boss4Delphi

Gerenciador de dependências nativo, moderno e leve para projetos Delphi, desenvolvido sob arquitetura hexagonal e com suporte a downloads concorrentes.

  • Active
  • Application
  • Delphi
  • GitHub
  • ★ 17
  • Apache-2.0

Language Tools

reactive-nfe

A simple project containing concepts of UI&UX and Reactive Programming to Delphi

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

Other

BSXLLAddin

Create XLL add-ins for Excel using Delphi

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

Other

Aimsun.MicroApi4D

Object Pascal binding for Aimsun MicroApi with samples

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

Bindings

newac

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

  • Quiet
  • Library
  • Delphi
  • GitHub
  • ★ 3

Multimedia

PaxLang

Pax is a Pascal/Oberon-inspired systems language that compiles to modern C++23 using Zig’s Clang toolchain, with a pass-through design that lets you mix raw C++ and Pax code freely in the same source file.

  • Active
  • Application
  • Delphi
  • GitHub
  • ★ 3

Language Tools

dext-bkp

Dext - Delphi Modern Web Framework

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

Networking

PromiseResult

TPromiseResult<T> is a new type for web applications made with Delphi and TMS Web Core

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

Other

XML-Parser

For parse XML code in various functions and variants.

  • Active
  • Application
  • Delphi
  • GitHub
  • ★ 1

Other

pxCore2

Portable framebuffer library and related projects

  • Other
  • Lazarus
  • GitHub

Other