Sign in Join

Live chat for Free Pascal, Lazarus, Delphi and every Pascal programmer.

Catalog

30,062 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.

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

xxm

xxm is a web platform for Delphi. Combine Delphi and HTML into a compiled library loadable by an ISAPI extension, a stand-alone HTTP service, an Internet Explorer snap-in, a FireFox module, an Apache module, oldskool CGI...

  • Active
  • Library
  • Delphi
  • SourceForge
  • MIT License

Networking

delphimvcframework

DMVCFramework (for short) is a popular and powerful framework for Web API and Web Applications in Delphi. Supports RESTful and JSON-RPC WEB APIs development.

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 1,420
  • Apache-2.0

Networking

fhirserver

Reference Implementation Server for the FHIR Specification

  • Active
  • Application
  • Lazarus
  • GitHub
  • ★ 203

Networking

DelphiGrpc

DelphiGrpc is a Delphi implementation of the realtime and streaming gRPC protocol (http://grpc.io).

  • Quiet
  • Library
  • Delphi
  • GitHub
  • ★ 189
  • Apache-2.0

Networking

Delphi-MCP-Server

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

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

Networking

openapi-delphi-generator

Generate Delphi client SDKs for any REST API defined with the OpenAPI specification.

  • Active
  • Application
  • Lazarus and Delphi
  • GitHub
  • ★ 92

Networking

rnl

RNL - Realtime Network Library - The opensource reliable UDP network library

  • Active
  • Library
  • Lazarus and Delphi
  • GitHub
  • ★ 90
  • Zlib

Networking

GHttpsIOCPSvr

Delphi HTTPS server IOCP and Schannel

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

Networking

KittoX

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

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

Networking Database

IAMClient4D

IAMClient4D is a Delphi client library for integrating applications with Keycloak, providing full OAuth2/OpenID Connect support (including PKCE), token and user management, and a lightweight asynchronous task framework (Async.Core) for thread-safe operations across VCL and FMX.

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 24
  • Apache-2.0

Security Networking

Socket-Messaging-Library

A client / server messaging library to use with TCP sockets in Delphi or C++Builder (one day in the future)

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 23
  • AGPL-3.0

Networking

flexpacket

FlexPacket is a cross platform PacketRadio Software

  • Active
  • Application
  • Lazarus
  • GitHub
  • ★ 20
  • EUPL-1.2

Networking

MysticIRC

Mystic BBS 1.11IRC — GPLv3 community fork. RIPscrip v1.54 (42/42 commands, pixel-perfect). BINK, FidoNet AreaFix/FileFix/Tic. ICE colors. Built-in archivers + MP3/MP4 metadata (MARC/MediaTag). DOS i8086 with Watt-32. RIPView + Free Vision TUI. Builds with FPC 2.6.4irc.

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

Networking

HtmlBuilder

Static website generator with a local web server, FTP updater, and AI/LLM support.

  • Active
  • Application
  • Lazarus
  • GitHub
  • ★ 13

Networking

winpacho

All in one file: Apache, PHP, MariaBD or MySQL for Windows with default SSL-Cert for localhost

  • Active
  • Application
  • Lazarus
  • GitHub
  • ★ 10

Networking

pktndis

NDIS 2.0 MAC driver bridging Packet Driver to NDIS for DOS

  • Active
  • Library
  • GitHub
  • ★ 8
  • MIT

Networking

ROCodeGen

The code generation logic for RemObjects Remoting SDK.

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 8

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

Networking

MasSender

MasSender is a high-performance, multithreaded desktop bulk emailer built with Lazarus FPC & SQLite. Features AI Spintax, Smart Circuit Breaker, and automated SMTP warm-up.

  • Active
  • Application
  • Lazarus
  • GitHub
  • ★ 5
  • MIT

Networking

askrcode

Full-stack application framework in Pascal. One binary: HTTP, ORM for Postgres/MySQL/SQLite, migrations, queue, scheduler, auth, and a Svelte 5 component library.

  • Active
  • Library
  • Lazarus
  • GitHub
  • ★ 4
  • MIT

Networking

dext-bkp

Dext - Delphi Modern Web Framework

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 2
  • Apache-2.0

Networking

OriginalCircuit.Altium.TestDataGenerator

Altium Designer DelphiScript project for generating comprehensive test files for the [OriginalCircuit.Altium](https://github.com/issus/AltiumSharp) library. Produces PcbLib and SchLib files with known primitive values, plus JSON exports for ground truth comparison in unit tests.

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 1
  • MIT

Networking

TRGoChessPas

Translation of https://github.com/RickT34/TRGoChessC

  • Active
  • Library
  • GitHub
  • ★ 1

Networking