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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.

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node-delphi

Embed Node.js into Delphi

  • Quiet
  • Library
  • Delphi
  • GitHub
  • ★ 67
  • MIT

Bindings

node-pascal

Embed Node.js into Free Pascal

  • Quiet
  • Library
  • Lazarus
  • GitHub
  • ★ 20
  • AGPL-3.0

Bindings

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

ATShellTreeview

ATShellTreeview is Lazarus component, descendant of TreeView, which provides treeview somewhat similar to VS Code editor. It gives "Folder" property which loads the folder to the root of treeview. Only first level of folder is read initially. All sub-folders are read on demand, on unfolding tree nodes. It gives event OnShellItemClick which allows to detect click and double-click on nodes (giving full file path).

  • Library
  • Lazarus

ListViews and TreeViews

LazNodeEditor

A full-featured, cross-platform node-based visual editor component for Lazarus IDE (works on Windows and Linux).

  • Active
  • Library
  • Lazarus
  • GitHub
  • ★ 24
  • MIT

Graphics

pascal-nodejs-ipc

Free Pascal library for communicating with a parent Node.js process through IPC

  • Quiet
  • Library
  • Lazarus
  • GitHub
  • ★ 6
  • MIT

Networking

light_node_tectum

The Light Node is a component of the Tectum blockchain designed to provide simplified access to the blockchain network's functionality.

  • Active
  • Package
  • Lazarus and Delphi
  • GitHub
  • ★ 1

Bindings

zAPI

A pure C ABI cross-language RPC framework with zero-IDL, supporting 10+ languages (Pascal, C, C++, Python, Go, Rust, Java, C#, PHP, Node.js)

  • Active
  • Library
  • Lazarus and Delphi
  • GitHub
  • ★ 17

Networking

UrlParser

Node.js like URL constructor for Delphi.

  • Quiet
  • Library
  • Delphi
  • GitHub
  • ★ 14
  • MIT

Networking

tfpxmlbridge

TFPXMLBridge class/component handle XML document in a manner not usual, something like easy direct access (read/write/create/remove) to DOM XML nodes by way of namespace like "root.node1.node2.node3"...

  • Quiet
  • Package
  • Lazarus
  • GitHub
  • ★ 8

Language Tools

SparseList

A sparse doubly-linked list with nodes divided into segments to improve data locality and greatly reduce the necessary memory allocations and deallocations.

  • Quiet
  • Library
  • Lazarus
  • GitHub
  • ★ 6
  • Unlicense

Other

delphi-parser

Delphi source code tokenizer and parser into a syntax tree; where tokens are first-class citizens along with nodes

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 4
  • Unlicense

Language Tools

Env4D

Versão Delphi do dotenv (.env) do Node.js

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 1

Other

iota-delphi

DIOTA Library is a Delphi wrapper around IOTA (https://www.iota.org/) node's JSON-REST HTTP interface.

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

Networking

jamo Dictionary-tree

Dictionary-tree is a standard dictionary, means a lexicographic tree (acyclic graph), where letters are nodes of tree, starting from root going down to leaves. You can Get and Add words, Clear and Save the whole dictionary. C++ and Pascal.

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

Other

LBToolkit

A thread-safe, Swiss-army toolkit featuring a reactive logging engine (LBLogger), an embedded HTTP server (LBmicroWebServer), seamless integration with the Python and Node.js ecosystems (LBWebPrism), and a fully customizable virtual keyboard (LBVirtualKeyboard). Distributed as a lightweight shared library (.dll/.so) with a clean, C-style API.

  • Active
  • Library
  • Lazarus
  • GitHub
  • ★ 5
  • MPL-2.0

Other

DomExt

DomExt unit extends FPC implementation of XML DOM API with set of functions to simplify XML node manipulation. Its functionality is inspired by [http://www.torry.ru/authorsmore.php?id=4012 SimpleXML Library by Michael Vlasov]

  • Library
  • Lazarus

Other

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

skia4delphi

Skia4Delphi is a cross-platform 2D graphics API for Delphi platforms based on Google's Skia Graphics Library. It provides a comprehensive 2D API that can be used across mobile, server and desktop models to render images.

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 793
  • MIT

Graphics

RESTRequest4Delphi

API to consume REST services written in any programming language with support to Lazarus and Delphi

  • Active
  • Library
  • Lazarus and Delphi
  • GitHub
  • ★ 625
  • MIT

Networking

Kastri

Cross-platform library for Delphi

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

System

neural-api

CAI NEURAL API - Pascal based deep learning neural network API optimized for AVX, AVX2 and AVX512 instruction sets plus OpenCL capable devices including AMD, Intel and NVIDIA.

  • Active
  • Library
  • Lazarus and Delphi
  • GitHub
  • ★ 465
  • LGPL-2.1

Science

WPP4Delphi

WhatsApp Web component for Delphi and Lazarus. TWPPConnect embeds Chromium through CEF4Delphi and exposes WA-JS messaging, sessions and events to Object Pascal applications.

  • Active
  • Package
  • Lazarus and Delphi
  • GitHub
  • ★ 252
  • Apache-2.0

Networking

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

DelphiZeroMQ

Delphi implementation of ZeroMQ Majordomo protocol and CZMQ high level binding

  • Quiet
  • Library
  • Delphi
  • GitHub
  • ★ 133

Networking Bindings

hprose-delphi

Hprose is a cross-language RPC. This project is Hprose 2.0 for Delphi and FreePascal

  • Quiet
  • Package
  • Lazarus and Delphi
  • GitHub
  • ★ 125
  • MIT

Networking

DinosOffice

Compontent delphi for OpenOffice/LibreOffice

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 88
  • MIT

Reporting

AMDPlugin

Rainmeter AMD GPU Plugin

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 15
  • GPL-3.0

System

DelphiGoogleAPI

Using the Google Cloud Platform from your Delphi service on the Google Compute Engine

  • Quiet
  • Library
  • Delphi
  • GitHub
  • ★ 74

Networking

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

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

GenericTree

Delphi implementation of a generic Tree structure

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 62
  • Unlicense

Other

Neslib.Xml

Ultra Light-Weight XML Library for Delphi

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 62

Other

TSWebDriver4Delphi

TSWebDriver4Delphi is a library for Web Testing and Automation

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 60
  • MIT

Networking

RADWinUI

A WinUI-3 framework for Delphi + IDE Plugin and Tool Palette components.

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 55
  • MIT

Other

DotEnv4Delphi

A library to use .env files in Delphi and Lazarus (FreePascal). Also to be able to use Environment variables in a simpler way

  • Active
  • Library
  • Lazarus and Delphi
  • GitHub
  • ★ 48
  • MIT

System

xavier

Xavier is a small object-oriented XML library for Lazarus and Delphi

  • Quiet
  • Package
  • Lazarus and Delphi
  • GitHub
  • ★ 48
  • MIT

Language Tools

Casbin4D

An authorization library that supports access control models like ACL, RBAC, ABAC in Delphi

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 47
  • Apache-2.0

Security

Macho-loader

load macho files in memory without touching the Disk

  • Quiet
  • Library
  • Lazarus
  • GitHub
  • ★ 45
  • GPL-2.0

System

Delphi-SAML

A SAML implementation for Delphi developers

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 40
  • Apache-2.0

Security

TeeTree

Delphi / C++, VCL, Firemonkey FMX, Flowcharting, Diagramming, Tree-view Component Library

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 40

Graphics

csscontrols

Implementation of basic css drawing for pascal (fpc, lazarus, delphi)

  • Active
  • Package
  • Lazarus and Delphi
  • GitHub
  • ★ 38
  • Apache-2.0

GUI containers Graphics

Logify

Logify MetaLogger for Delphi

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

System

DMCPServer

Dinos MCP Server, make your code, on MCP Action and execute by AI

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

Networking

simple-graph

A visual Delphi component for drawing simple directed graphs.

  • Archived
  • Library
  • Delphi
  • GitHub
  • ★ 35
  • MIT

Charts and Graphs

xml-reader

XML Reader for Delphi and Lazarus

  • Quiet
  • Library
  • Lazarus and Delphi
  • GitHub
  • ★ 34
  • MIT

Language Tools

Azote

Fast and lightweight AArch64 disassembler.

  • Quiet
  • Library
  • Lazarus and Delphi
  • GitHub
  • ★ 33
  • MPL-2.0

Language Tools

fano

Pascal web application framework

  • Active
  • Library
  • Lazarus
  • GitHub
  • ★ 33
  • MIT

Networking