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Catalog

30,061 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.

YZ2-Encoder-and-Decoder-ported-to-modern-Cpp-Builder-12

Original code by YAMAZAKI Satoshi 2002. All rights reserved. This code has been ported by me to C++ Builder (modern C++) from the version adapted by JADERLINK to use with RE4 GC/Xbox360 and PS3 compressed files. The original code was found by OAleex. OAleex's Github: https://github.com/OAleex JADERLINK Github: https://github.com/JADERLINK.

  • Active
  • GitHub
  • ★ 1

Networking

yEnc32 - GUI yEncoder/yDecoder

A flexible, easy-to-use GUI yEncoder/yDecoder for Win32. yEnc32 can encode binaries, decode binaries, and post them to newsgroups using a simple, intuitive interface.

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

Networking

RESTDebugger-

Standard RESTDebugger with 'Do not encode' options in Add/Edit Parameter Dialog

  • Quiet
  • Application
  • Delphi
  • GitHub
  • ★ 4

Networking

web call

Tools and libraries for dialing URI addresses directly from telephone's numeric keypad w/o phone directories. Encoded uri (for instance, SIP VoIP phone number) consists of decimal numbers only and can be entered from any telephone or other device.

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

Networking

JPJSONEncode

Library written in pure "Free Pascal" to convert a "descending DataSet" in JSONString to be used in "grids" jQuery.

  • Quiet
  • Library
  • Lazarus
  • GitHub
  • ★ 8

Networking

urlEncodeDecode

Class for URL Encoding and URL Decoding in FreePascal

  • Quiet
  • Library
  • Lazarus
  • GitHub
  • ★ 3
  • Apache-2.0

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IPencoder

The program for converting ip addresses in a binary kind and on the contrary.

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

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RealThinClient-SDK

RealThinClient SDK - Delphi components for building HTTP(S) applications

  • Quiet
  • Library
  • Delphi
  • GitHub
  • ★ 190

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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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dns-black-cat

Multi platform toolkit for an interactive DNS shell commands exfiltration, by using DNS-Cat you will be able to execute system commands in shell mode over DNS protocol

  • Quiet
  • Application
  • Lazarus
  • GitHub
  • ★ 112

Security 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

ipub-refit

Simple way to consume REST services

  • Quiet
  • Library
  • Delphi
  • GitHub
  • ★ 48
  • MIT

Networking

Microsoft365-4D

Delphi library for Microsoft 365 integration. OAuth2 with PKCE, Mail, Calendar, Contacts, and SharePoint via Microsoft Graph API. No external dependencies.

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 40
  • MIT

Networking

AsyncIO

Delphi.AsyncIO library

  • Quiet
  • Library
  • Delphi
  • GitHub
  • ★ 31
  • Apache-2.0

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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

besasoap

Delphi SOAP Client Component

  • Quiet
  • Library
  • Delphi
  • GitHub
  • ★ 20
  • Apache-2.0

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delphi-iot

14 IoT and industrial communication libraries for Delphi 12: MQTT, AMQP 1.0, CoAP, Modbus, STOMP, WebSocket, mDNS/DNS-SD, NMEA, InfluxDB, Prometheus, CBOR, MessagePack, JSON, Serial — 694 tests, no external dependencies beyond Indy

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 20

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

tina4delphi

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

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

Networking

WebSocketUpgrade

easily upgrade any TCP Socket class to a WebSocket implementation including streaming deflate

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 18

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request-fp

Zero‑memory‑leak, high‑level HTTP client for Free Pascal. Built on top of FPC's HTTP stack with a clean API and zero boilerplate.

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

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fp-idn

IDN and punycode converter (FreePascal)

  • Active
  • Package
  • Lazarus
  • GitHub
  • ★ 16
  • MIT

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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

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Google-Apis

Google Rest Apis for Delphi

  • Quiet
  • Library
  • Delphi
  • GitHub
  • ★ 9
  • LGPL-3.0

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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

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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

delphixmlrpc

XML-RPC for Delphi is a library used on the server or client side of an XML-RPC communication. It is designed to compile under Delphi for Windows and Kylix for GNU/Linux. XML-RPC for Delphi requires the Open Source Indy components be installed.

  • Quiet
  • Package
  • Delphi
  • GitHub
  • ★ 8
  • LGPL-2.1

Networking

ppm-mcp-tools

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

  • Active
  • Application
  • Delphi
  • GitHub
  • ★ 7

Networking

HttpComponent

Delphi component wrapper for WinInet library

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 6

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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

Networking

pascal-nodejs-ipc

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

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

Networking

portalX

RTC Portal X

  • Quiet
  • Application
  • Delphi
  • GitHub
  • ★ 6

Networking

superterm

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

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

Networking

Zoom-Player-TCP-IP-API-sample

This project demonstrates how to remotely communicate and control Zoom Player over a TCP/IP connection.

  • Active
  • Other
  • Delphi
  • GitHub
  • ★ 6
  • MPL-2.0

Networking

Buzzer

Client-server application for voice communication. Detects servers within a local network, but can also work on a global network if you know the address. Lightweight and simple Pascal abc.net +NAudio

  • Active
  • Application
  • GitHub
  • ★ 4
  • MIT

Networking

TRTMP

TRTMP is a native RTMP framework for Delphi and Free Pascal focused on low-latency ingest, packet-level analysis, bounded buffering, restreaming, and optional live preview.

  • Active
  • Library
  • Lazarus and Delphi
  • GitHub
  • ★ 4
  • BSD-2-Clause

Networking

miriad

M17 IP Reference Implementation And Demo

  • Quiet
  • Application
  • Lazarus
  • GitHub
  • ★ 3
  • GPL-3.0

Networking

Planning-API

Programmes serveur et client de gestion d'un planning simple avec API de consultation

  • Active
  • Application
  • Delphi
  • GitHub
  • ★ 3
  • AGPL-3.0

Networking

LazBle

Cross-platform Bluetooth Low Energy library for Free Pascal and Lazarus.

  • Active
  • Package
  • Lazarus
  • GitHub
  • ★ 2
  • MIT

Networking

MustDevLLM

MustDevLLM - Modern AI Integration Module (Ollama, LM Studio, OpenAI, Gemini, Claude, Qwen, DeepSeek) for Embarcadero RAD Studio (Delphi) with active coding assistant and editor shortcuts.

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

Networking

pascal-mcp-sdk

FreePascal-native MCP (Model Context Protocol) server library — expose tools, resources, and prompts from Pascal programs to AI agents. Zero third-party dependencies, stdio + Streamable HTTP.

  • Active
  • Library
  • Lazarus
  • GitHub
  • ★ 2
  • MIT

Networking

Bearings

A fast HTTP/1.1 server library for modern Pascal

  • Active
  • Library
  • GitHub
  • ★ 1
  • MIT

Networking

httputils

Utility for handling http querystrings and other http related stuff

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

Networking

PMDC-Motor-PID-Control-Modbus-HMI-OpenPLC

Closed-loop speed control of a simulated PMDC motor in IEC 61131-3 Structured Text on OpenPLC, with a Modbus to REST bridge and a live web HMI for monitoring and tuning.

  • Active
  • GitHub
  • ★ 1
  • Apache-2.0

Networking

Toobit4D

A dependency-light Toobit exchange API client for Delphi and FreePascal

  • Active
  • Application
  • Lazarus and Delphi
  • GitHub
  • ★ 1
  • Apache-2.0

Networking Cryptography