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Catalog

30,080 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.

aws

Object Pascal implementation for Amazon S3

  • Quiet
  • Package
  • Lazarus
  • GitHub
  • ★ 79
  • MIT

Networking

lnet

Lightweight Networking library written in Free Pascal.

  • Active
  • Package
  • Lazarus
  • GitHub
  • ★ 79

Networking

Mailer4Delphi

For sending e-mails of any complexity in Delphi

  • Quiet
  • Library
  • Delphi
  • GitHub
  • ★ 79
  • Apache-2.0

Networking

freecap

freecap source and exe

  • Quiet
  • Application
  • Delphi
  • GitHub
  • ★ 77
  • GPL-2.0

Networking

InsideBlue-BLE-Tool

InsideBlue BLE Tool is a cross-platform Bluetooth LE utility. It can scan for BLE devices showing device information and advert payload as well as connect to devices and access GATT services/characteristics.

  • Quiet
  • Application
  • Lazarus
  • GitHub
  • ★ 76
  • MIT

Networking

PascalRAL

Pascal Rapid API Library is the fastest, most feature-rich component suite for developing or consuming Network API applications or web applications.\r\n - Supports RESTFul, RPC, SOAP, MQTT, SSE, etc...

  • Active
  • Package
  • Lazarus
  • GitHub
  • ★ 75
  • MIT

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BlackHoleProtocol

The BlackHole Protocol. Secure & server-less file transfer that works over blockchain technology.

  • Quiet
  • Application
  • Lazarus
  • GitHub
  • ★ 74

Networking

DelphiACME

ACME (Let's Encrypt protocol) Component for Delphi Tokyo 10.2.3 and Rio

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 74

Networking

DelphiGoogleAPI

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

  • Quiet
  • Library
  • Delphi
  • GitHub
  • ★ 74

Networking

Delphi-EmbeddedWB

inofficial mirror of Delphi Embedded Web Browser (http://www.bsalsa.com/), additional XE2 branch

  • Quiet
  • Library
  • Delphi
  • GitHub
  • ★ 73

Networking

TRscPix

Componente para desenvolvimento de aplicações com PIX usando o RestDataware

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 73
  • GPL-3.0

Networking

wchttpserver

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

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

Networking

DzSocket

Delphi Client/Server components to communicate using TCP Socket Asynchronous easily

  • Quiet
  • Library
  • Delphi
  • GitHub
  • ★ 71
  • MIT

Networking

graphql

GraphQL for Delphi

  • Quiet
  • Library
  • Delphi
  • GitHub
  • ★ 70
  • Apache-2.0

Networking

FluentHTML

A library on Pascal, for direct use of HTML tags. Based on HTML5 tags. It can only be used to generate HTML5 Tags, there is no Parse function.

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 14

Networking

OldCEF4Delphi

OldCEF4Delphi is an open source project to embed Chromium-based browsers in applications made with Delphi.

  • Quiet
  • Library
  • Delphi
  • GitHub
  • ★ 69

Networking

xxm

Combine Delphi and HTML code in the same source files to compile a website into a library that runs on IIS, Apache httpd, CGI, SCGI, on http.sys or raw no-frills HTTP...

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 69
  • MIT

Networking

sendemail

Function to send email for Delphi.

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 68

Networking

SDriver

A Delphi wrapper for Slack API

  • Quiet
  • Library
  • Delphi
  • GitHub
  • ★ 66
  • MPL-2.0

Networking

ZNet

ZNet is supported by future P2P VM, big data, cloud servers, and SAAS systems

  • Active
  • Library
  • Lazarus
  • GitHub
  • ★ 64
  • BSD-3-Clause

Networking

DelphiAnthropic

The Anthropic API wrapper for Delphi leverages cutting-edge models, including Anthropic's advanced Claude series, to deliver powerful features for chat interactions, vision processing, caching, efficient batch processing, connector MCP, skills and managed agents.

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 63
  • MIT

Networking

DelphiAWSSDK

The Delphi AWS SDK enables Delphi/Pascal developers to easily work with Amazon Web Services.

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 63
  • Apache-2.0

Networking

DTelegram

This is a Delphi Component for interacting with the Telegram Bot API. It provides a set of functions to perform various actions using the Telegram Bot platform.

  • Quiet
  • Library
  • Delphi
  • GitHub
  • ★ 62
  • MIT

Networking

mqtt

MQTT Client/Server Componet Set for FPC/Lazarus

  • Quiet
  • Package
  • Lazarus
  • GitHub
  • ★ 62

Networking

FastCGI

The FastCGI protocol is designed for communication between a web server and a web application. It is commonly used for PHP or Python web applications. However, when I needed it, there was no usable implementation for Delphi available. This library fills that gap. It is MIT licensed.

  • Quiet
  • Library
  • Delphi
  • GitHub
  • ★ 60
  • MIT

Networking

telegram-bot-delphi

A simple example of integration with a telegram bot API.

  • Quiet
  • Other
  • Delphi
  • GitHub
  • ★ 60
  • Apache-2.0

Networking

TSWebDriver4Delphi

TSWebDriver4Delphi is a library for Web Testing and Automation

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

Networking

Delphi-WebMocks

Library for stubbing and setting expectations on HTTP requests in Delphi with DUnitX

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 59
  • Apache-2.0

Networking

diocp3

delphi iocp model, iocp-engine, iocp-socket, iocp-task

  • Quiet
  • Library
  • Delphi
  • GitHub
  • ★ 59
  • BSD-2-Clause

Networking

DzTalkApp

Delphi non-visual component to communicate between applications

  • Quiet
  • Library
  • Delphi
  • GitHub
  • ★ 59
  • MIT

Networking

DataPort

Thread-safe port for data exchange. Supports network (TCP/UDP/HTTP), serial port, etc.

  • Active
  • Package
  • Lazarus
  • GitHub
  • ★ 58
  • The MIT License (MIT)

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DelphiSocialFrameworks

Using Facebook and Twitter SDK native framework for iOS and Android for Social Login and more with Delphi

  • Quiet
  • Library
  • Delphi
  • GitHub
  • ★ 58

Networking

rnq

R&Q

  • Active
  • Application
  • Delphi
  • GitHub
  • ★ 58

Networking

Tito-s-Terminal

Terminal with graphical UI, syntax highlighting and automation for telnet, ssh, and serial.

  • Active
  • Application
  • Lazarus
  • GitHub
  • ★ 58
  • GPL-2.0

Networking

DelphiWebDriver

A Modern and Lightweight W3C WebDriver Client for Delphi, written from scratch and fully cross-platform. This project provides a pure Delphi implementation of the official W3C WebDriver protocol, allowing you to automate browsers without Selenium, external dependencies, or .NET bindings.

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

Networking

xananews

A fantastic Windows NNTP client, written in Delphi.

  • Quiet
  • Application
  • Delphi
  • GitHub
  • ★ 55

Networking

ShellRemoteBot

Shell remote control from telegram (SSH/terminal emulator)

  • Active
  • Application
  • Lazarus
  • GitHub
  • ★ 54
  • MIT

Networking System

WebDriver4D

Webdriver For Delphi lazarus

  • Quiet
  • Library
  • Lazarus and Delphi
  • GitHub
  • ★ 54

Networking

Carik

CarikBot - Carik Chatbot Engine

  • Active
  • Application
  • Lazarus
  • GitHub
  • ★ 53

Networking

Delphi_Remote_Desktop

Easy To Use Drag And Drop Desktop Duplication Components (Work In Progress!)

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

Networking

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

PascalRPC

A Discord RPC program with a Graphical User Interface written in Pascal.

  • Quiet
  • Application
  • Lazarus
  • GitHub
  • ★ 10
  • MIT

Networking

IOCP-SocketAsyncEventArgs

C#高性能大容量SOCKET并发完成端口例子(有C#客户端) 例子主要包括SocketAsyncEventArgs通讯封装、服务端实现日志查看、SCOKET列表、上传、下载、远程文件流、吞吐量协议,用于测试SocketAsyncEventArgs的性能和压力,最大连接数支持65535个长连接,最高命令交互速度达到250MB/S(使用的是127.0.0.1的方式,相当于千兆网卡1Gb=125MB/S两倍的吞吐量)。服务端用C#编写,并使用log4net作为日志模块; 同时支持65536个连接,网络吞吐量可以达到400M。

  • Quiet
  • Other
  • Delphi
  • GitHub
  • ★ 51

Networking

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

extpascal

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

  • Quiet
  • Package
  • Lazarus and Delphi
  • GitHub
  • ★ 49

Networking

nekopaw

galleries downloader

  • Quiet
  • Application
  • Delphi
  • GitHub
  • ★ 49

Networking

propc

OPC Server/Client Delphi library

  • Quiet
  • Library
  • Delphi
  • GitHub
  • ★ 49

Networking

GHttpsIOCPSvr

Delphi HTTPS server IOCP and Schannel

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

Networking