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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.

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fpc-runtime

A FreePascal Custom Runtime for AWS Lambda

  • Quiet
  • Library
  • Lazarus
  • GitHub
  • ★ 12
  • MIT

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fpc-lambda

An FPC based custom runtime for lambda - write lambda functions in pascal/delphi

  • Quiet
  • Library
  • Lazarus and Delphi
  • GitHub
  • ★ 9

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LnkISAPI-Filter-Loader

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

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 2

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WebView4Delphi

[https://github.com/salvadordf/WebView4Delphi WebView4Delphi] allows to embed Chromium-based web browsers in your Delphi or Lazarus applications using the WebView2 runtime. It uses many of the tricks from CEF4Delphi and you will notice many similarities if you used it. There are a few things pending like the "windowless mode".

  • Library
  • Delphi

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horse

Fast, opinionated, minimalist web framework for Delphi

  • Active
  • Library
  • Lazarus and Delphi
  • GitHub
  • ★ 1,383
  • MIT

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sandcat

An open-source, pentest and developer-oriented web browser, using the power of Lua

  • Quiet
  • Application
  • Delphi
  • GitHub
  • ★ 554

Networking Security

WebView4Delphi

WebView4Delphi is an open source project created by Salvador Díaz Fau to embed Chromium-based browsers in applications made with Delphi or Lazarus/FPC. WebView4Delphi only supports Windows. If you need to embed a web browser in Linux, Windows or MacOS consider using CEF4Delphi instead.

  • Active
  • Package
  • Lazarus and Delphi
  • GitHub
  • ★ 417
  • MIT

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CloudMailRu

Total Commander plugin for cloud.mail.ru service

  • Active
  • Application
  • Delphi
  • GitHub
  • ★ 392

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delphi-rest-client-api

A Delphi REST client API to consume REST services written in any programming language.

  • Quiet
  • Library
  • Delphi
  • GitHub
  • ★ 385
  • Apache-2.0

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dext

Dext - Modern Full Stack Framework for Delphi

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

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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

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TaurusTLS

TaurusTLS is an Indy add-on that provides OpenSSL 3.x and 4.x support to Indy. It depends on IndyLaz.

  • Active
  • Package
  • Lazarus
  • GitHub
  • ★ 144
  • TaurusTLS is dual licensed

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Delphi-MCP-Server

Native Delphi Server implementation of the Model Context Protocol (MCP)

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 143
  • MIT

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Aegys-Acesso-Remoto

Aegys Suporte Remoto é um projeto Open Source de acesso remoto multiplataforma

  • Quiet
  • Application
  • Lazarus and Delphi
  • GitHub
  • ★ 130
  • GPL-3.0

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AsyncPro

Async Professional is a comprehensive communications toolkit for Embarcadero Delphi and C++Builder.

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 114

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SwagDoc

Create a public documentation REST API using Swagger 2.0 or Open API 3.2.1 for Delphi.

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 108
  • Apache-2.0

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FpTelegram

Telegram bots API library

  • Active
  • Package
  • Lazarus
  • GitHub
  • ★ 95
  • MIT License, MIT

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DelphiGenAI

The GenAI API wrapper for Delphi seamlessly integrates OpenAI’s latest models (gpt-5 serie), delivering robust support for agent chats/responses, text generation, vision, audio analysis, JSON configuration, web search, and asynchronous operations. Image generation with gpt-image-2. Skills and agents

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

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graphql

GraphQL for Delphi

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

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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

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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

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nats.delphi

Delphi client for NATS, the cloud native messaging system.

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 41
  • MIT

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OverbyteICS

OverbyteICS. Outdated copy of SVN repository

  • Quiet
  • Library
  • Delphi
  • GitHub
  • ★ 38

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Badger

  • Active
  • Library
  • Lazarus and Delphi
  • GitHub
  • ★ 36
  • MIT

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KittoX

A Delphi framework for creating data-driven WEB SPA applications with HTMX

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 26
  • Apache-2.0

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lazmqttc

A basic MQTT client written in Free Pascal/Lazarus using the Eclipse mosquitto library

  • Active
  • Application
  • Lazarus
  • GitHub
  • ★ 23
  • 0BSD

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darest

Darest - Auto-generated REST API from your database schema

  • Active
  • Application
  • Delphi
  • GitHub
  • ★ 21
  • MIT

Database Networking

DelphiMCP

MCP server for Delphi Application debugging and automation from AI side

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 20
  • MPL-2.0

Networking

tina4delphi

Tina4Delphi - A comprehesive set of tools to make REST and application integration better

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

Networking

web3.pas

web3.pas is a SDK for creating decentralized web apps in Delphi.

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 18
  • GPL-3.0

Networking

AdminHelper

Telegram bot moderator to ban spammers (web service written in Lazarus)

  • Active
  • Application
  • Lazarus
  • GitHub
  • ★ 17
  • MIT

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WebSocket4D

A Windows WebSocket client and server library for Delphi and FreePascal.

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

Networking

tina4pascal

HTML-driven native apps in Free Pascal — one codebase, six targets, no browser, no widget toolkit

  • Active
  • Library
  • Lazarus
  • GitHub
  • ★ 16
  • MIT

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sdk-lite

RealThinClient SDK v8.04 - LITE

  • Quiet
  • Library
  • Delphi
  • GitHub
  • ★ 12

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PortScanner

Port ScannerTCP/IP made in Delphi

  • Quiet
  • Application
  • Delphi
  • GitHub
  • ★ 11
  • MIT

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RuViewer

Windows Remote Access

  • Active
  • Application
  • Delphi
  • GitHub
  • ★ 11
  • GPL-3.0

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Delphi-nghttp2

HTTP/2 and gRPC for Delphi and Free Pascal, built on libnghttp2. Framework-agnostic gRPC layer — protobuf codec, service registry, dispatcher, all four RPC shapes — plus a .proto code generator accepting 99.5% of real googleapis schemas. epoll/IOCP event loops, TLS/mTLS, graceful shutdown.

  • Active
  • Library
  • Lazarus and Delphi
  • GitHub
  • ★ 9
  • MIT

Networking

Edge-OpenAI-Realtime

Delphi VCL component + WebView2 embedding OpenAI Realtime (WebRTC, voice & text). UI-free core, reusable sources, with ephemeral secret auth.

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 9
  • MIT

Networking

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

pascal-amqp-faa

AMQP 0-9-1 client and broker for Free Pascal/Lazarus and Delphi in a single codebase. The embeddable broker (TAMQPServer) runs inside your application with no RabbitMQ install: exchanges, publisher confirms, mandatory/return, TTL, dead-letter, priorities and optional durability via WAL. MIT.

  • Active
  • Package
  • Lazarus and Delphi
  • GitHub
  • ★ 9
  • MIT

Networking

JD-TMDB

TMDB API Wrapper for Delphi

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 8
  • MIT

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pktndis

NDIS 2.0 MAC driver bridging Packet Driver to NDIS for DOS

  • Active
  • Library
  • GitHub
  • ★ 8
  • MIT

Networking

ppm-mcp-tools

Source code for PPM MCP tools — Pascal/Delphi MCP servers for Claude Code

  • Active
  • Application
  • Delphi
  • GitHub
  • ★ 7

Networking

AWS4Delphi

Componente para o Delphi dos Serviços da AWS

  • Quiet
  • Library
  • Delphi
  • GitHub
  • ★ 6
  • MIT

Networking

horse-provider-mormot

High-performance, security-hardened Mormot 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
  • Lazarus and Delphi
  • GitHub
  • ★ 6
  • MIT

Networking

HttpComponent

Delphi component wrapper for WinInet library

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 6

Networking

MCPFramework4D

MCP Server/Client framework for Delphi and Lazarus

  • Active
  • Package
  • Lazarus and Delphi
  • GitHub
  • ★ 6

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MCPServer

MCP server for Windows Debug Strings

  • Active
  • Application
  • Delphi
  • GitHub
  • ★ 6

Networking

modshell

Command-driven scriptable Modbus utility

  • Active
  • Application
  • Lazarus
  • GitHub
  • ★ 6
  • EUPL-1.2

Networking

mormot2-ai

mORMot2-based AI/LLM extension for Free Pascal and Delphi: MCP server, LLM clients, embeddings, vector stores, RAG

  • Active
  • Library
  • Lazarus and Delphi
  • GitHub
  • ★ 6

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superterm

Native GNU/Linux, macOS, and Windows terminal workspace; shared sessions and SSH on POSIX hosts.

  • Active
  • Application
  • GitHub
  • ★ 6
  • GPL-3.0

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nbDevopsCockpit

Пакет компонентов Delphi/FMX для DevOps: SSH-клиент (libssh2) и xterm-256color терминал (Skia)

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

Networking