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Catalog

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.

DelphiMCP

MCP server for Delphi Application debugging and automation from AI side

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

Networking

sub7

Clone of https://gitlab.com/illwill/sub7 repo.

  • Quiet
  • Application
  • Delphi
  • GitHub
  • ★ 20

Security

tina4delphi

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

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

Networking

ArORM

ORM framework for Delphi

  • Quiet
  • Library
  • Delphi
  • GitHub
  • ★ 19

Database

Cayan

Delphi Library for Payment Integration using Cayan Genius Solutions

  • Quiet
  • Library
  • Delphi
  • GitHub
  • ★ 19
  • Apache-2.0

Networking

dafce

DAF, Delphi Application Foundations (Community Edition)

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 19

Other

delphi-dataproxy

Proxy component for data access TDataSet with Generator App tool and support for Fake memory datasets

  • Quiet
  • Library
  • Delphi
  • GitHub
  • ★ 19
  • MIT

Database

Delphi-RAG-Lint

Delphi-native, MIT-licensed RAG + linter for Delphi/Pascal source code. Symbol-exact + fuzzy + tree-sitter lint. Pure Delphi at runtime.

  • Active
  • Application
  • Delphi
  • GitHub
  • ★ 19
  • MIT

Language Tools

DTerminal

Command terminal for integrating with the Delphi IDE, compatible with WSL, CMD, and PowerShell.

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 19
  • MIT

Lazarus IDE plugins

Militereum

Militereum is a firewall for your crypto wallets

  • Active
  • Application
  • Delphi
  • GitHub
  • ★ 19

Security

tokio4delphi

High-performance async/await library for Delphi, powered by Rust's Tokio runtime.

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 19

System

TSQLBuilder

Biblioteca de SQL fluente (Fluent SQL Builder) em Object Pascal com compatibilidade para Delphi e Lazarus.

  • Active
  • Library
  • Lazarus and Delphi
  • GitHub
  • ★ 19
  • Apache-2.0

Database

BuscaCEP

⚡ BuscaCEP é uma biblioteca para consulta de endereços online, permitindo buscas por CEP (Código de Endereçamento Postal) ou por logradouro (UF, Localidade e Logradouro).

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 18
  • Apache-2.0

Networking

Delphi-App-Watcher

Stops the applications on the network to allow the executable to be replaced, then restarts them.

  • Active
  • Application
  • Delphi
  • GitHub
  • ★ 18
  • MIT

System

Examples

Collection of useful and mostly non trivial examples that can be used to start own projects

  • Active
  • Other
  • Lazarus
  • GitHub
  • ★ 18

Learning and Examples

horse-slowdown

Basic rate-limiting middleware for Horse. Use to limit repeated requests to public APIs and/or endpoints such as password reset.

  • Quiet
  • Library
  • Delphi
  • GitHub
  • ★ 18

Networking

qBit4Delphi

A Free Delphi VCL/FMX implementation of qBittorrent's WebAPI + qNOXify a qBittorent/NOX Thin Client...

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 18
  • LGPL-2.1

Networking

ts2pas

A node.js tool to convert TypeScript definition files to DWScript based Object Pascal headers

  • Active
  • Application
  • GitHub
  • ★ 18
  • MIT

Language Tools

UIClicker

UI automation

  • Active
  • Application
  • GitHub
  • ★ 18
  • MIT

System

WDDelphiTools

Collection of Delphi units and tools from Waldemar Derr

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 18
  • MIT

Other

WebSocketUpgrade

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

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 18

Networking

AdminHelper

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

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

Networking

Delphi_SSH_Reverse_Tunnel_SocksV5_Proxy

A comprehensive Delphi implementation of reverse SSH tunneling with integrated SOCKS5 proxy capabilities, enabling secure remote access through NAT environments

  • Active
  • Application
  • Delphi
  • GitHub
  • ★ 17

Networking

Delphi-SupportUnits

Various units for resolving issues or expanding/correcting Delphi functionality

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 17
  • Unlicense

Other

npp.connections

NotePad++ Plugin. Allows to connect to SQL Servers, execute SQL commands and views results

  • Quiet
  • Library
  • Delphi
  • GitHub
  • ★ 17

Database

pasriscv

PasRISCV is a RV64GCV/RVA23 RISC-V emulator, which is implemented in Object Pascal

  • Active
  • Application
  • Lazarus and Delphi
  • GitHub
  • ★ 17
  • Zlib

System

Planning-Poker

Delphi App to estimate Sprint stories using Planning Poker method

  • Quiet
  • Application
  • Delphi
  • GitHub
  • ★ 17
  • MIT

Applications

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

Networking

zAPI

A pure C ABI cross-language RPC framework with zero-IDL, supporting 10+ languages (Pascal, C, C++, Python, Go, Rust, Java, C#, PHP, Node.js)

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

Networking

delphiXERO

XERO accounting API for Delphi

  • Quiet
  • Library
  • Delphi
  • GitHub
  • ★ 16

Networking

dnscrypt-gui

DNSCrypt-GUI - GUI for managing the dnscrypt-proxy server

  • Active
  • Application
  • Lazarus
  • GitHub
  • ★ 16
  • GPL-3.0

Security

Fairtris

Clone of the official classic Tetris® game for the NES console, intended for Windows systems. It implements the original mechanics and includes many regional versions and several RNGs (all in one executable).

  • Quiet
  • Application
  • Lazarus
  • GitHub
  • ★ 16
  • Unlicense

Games and Game Engines

mcp-firebird

A Model Context Protocol server for Firebird 2.5 – 5.0, written in Delphi with the official `fbclient` driver. It lets an AI assistant document schemas, analyze query plans, advise on indexes (which to add and which to drop), audit schema health, and drive goal-based optimization. Read-only by default.

  • Active
  • Application
  • Delphi
  • GitHub
  • ★ 16

Database

PDFTK-Builder

PDFTK Builder is a free graphical interface to PDFTK

  • Quiet
  • Application
  • Delphi
  • GitHub
  • ★ 16
  • GPL-3.0

Files and Drives

Raven-Pascal

The Sentry Client for Pascal

  • Quiet
  • Library
  • Lazarus and Delphi
  • GitHub
  • ★ 16
  • BSD-2-Clause

Networking

rdp-port-knocking

This program implements port knocking for access to Windows via RDP / TS

  • Quiet
  • Application
  • Delphi
  • GitHub
  • ★ 16
  • MPL-2.0

Networking

RDPWrap

Remove Remote Desktop client limit.

  • Active
  • Application
  • Delphi
  • GitHub
  • ★ 16
  • GPL-3.0

System

SynHTTP

The synapse HTTP(s) Server, compitible wtih Delphi and FPC, Windows, and Linux. Production ready

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

Networking

threadsafecollections-fp

A thread-safe generic collections library for Free Pascal.

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

Other

tina4pascal

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

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

Networking

TTextEditor

Text editor control of Text Editor Pro and Firebird Editor Pro.

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 16
  • MIT

Edit and Memos

VSoft.Process

A Delphi library for running processes and capturing out, interacting with it.

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 16
  • Apache-2.0

System

Atropos

Automated uses clause optimizer for Delphi projects

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

Language Tools

Clever-Mail-Server

A complete e-mail server in Delphi with POP3, SMTP, IMAP4, and SMTP Relay support.

  • Quiet
  • Application
  • Delphi
  • GitHub
  • ★ 15
  • LGPL-3.0

Networking