Open-source alternatives to Mqtt

Delphi ModbusTCP components

Table of Contents

STOMP client for Embarcadero Delphi and FreePascal.

NetCom7 is a high-performance, modern Delphi networking and encryption library. It combines thread-efficient networking, a rich set of encryption algorithms, and easy component-based usage—ideal for building scalable servers and secure clients with minimal overhead.

kafka pascal, freepascal bindings using librdkafka and zeromq

Kitto allows to create Rich Internet Applications based on a data model that can be mapped onto any database. The client-side part uses ExtJS (through the ExtPascal library) to create a fully AJAX application, allowing you to build standard and advanced data-manipulating forms in a fraction of…

Official source repository is https://github.com/geby/synapse (It was changed from SourceForge at January 2024)

ZeroMQ is high-speed, distributed messaging library for building scalable communication apps using smart patterns like pub-sub, push-pull, and router-dealer. In this article we will be demonstrating a Delphi version of the ZeroMQ Majordomo Protocol specification which is lightweight distributed…

Horse is an Express inspired web framework for Delphi and Lazarus. Designed to ease things up for fast development in a minimalist way and with high performance .

JabberClient API

High performance Delphi client based on Librdkafka with full protocol support.

RabbitMQ driver for Delphi

Hprose is a High Performance Remote Object Service Engine.

Indy is a well-known internet component suite for Delphi, C++Builder, and Free Pascal providing both low-level support (TCP, UDP, raw sockets) and over a 120 higher level protocols (SMTP, POP3, NNT, HTTP, FTP) for building both client and server applications.

libPasCURL It is delphi and object pascal bindings and wrapper around cURL library. libcurl is the library is using for transferring data specified with URL syntax, supporting HTTP, HTTPS, FTP, FTPS, GOPHER, TFTP, SCP, SFTP, SMB, TELNET, DICT, LDAP, LDAPS, FILE, IMAP, SMTP, POP3, RTSP and RTMP.

Includes FWIOCompletionPipes - writed by Rouse_ (http://rouse.drkb.ru/network.php#fwiocompletionpipe) Original module contains restriction - sending and receiving packets with max size = MAXWORD.

Delphi wrapper for OpenSSL

This is a websocket server for Delphi.

(Fork of Robert-112's repo, might separate code bases if there's no response to my PRs or issue reports.)

A compact and flexible HTTP server application framework for Object Pascal based on Internet Direct (Indy)

DelphiKafkaClient is a cross platform Delphi client/wrapper for Apache Kafka. Windows (i386/x64) and Linux (x64) are supported. Tested on Delphi 10.4, but should work with all modern Delphi releases.

Delphi implementation of JWT (JSON Web Token) and the JOSE (JSON Object Signing and Encryption) specification suite. This library supports the JWS (JWE support is planned) compact serializations with several JOSE algorithms.

delphi-mqtt