Sign in Join

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

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.

Random project How the catalog works

EWSS

Helping tool for easy startup configuring Windows Servers on Delphi

  • Quiet
  • Application
  • Delphi
  • GitHub
  • ★ 3
  • MIT

System

horse

Fast, opinionated, minimalist web framework for Delphi

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

Networking

Robber

Robber is open source tool for finding executables prone to DLL hijacking

  • Active
  • Application
  • Delphi
  • GitHub
  • ★ 799
  • GPL-3.0

Security

SubSeven

SubSeven Legacy Official Source Code Repository

  • Quiet
  • Application
  • Lazarus and Delphi
  • GitHub
  • ★ 656
  • Apache-2.0

Networking

torokernel

This repository contains the source code of toro unikernel

  • Active
  • Application
  • Lazarus
  • GitHub
  • ★ 370
  • GPL-3.0

System

Delphi-LightSaber

Lots and lots of "goodie" functions and 70 visual controls. More than 15 years of development have been put in this library. The library also wants to be a lightweight replacement for the mammoth Delphi Jedi library.

  • Active
  • Library
  • Lazarus and Delphi
  • GitHub
  • ★ 157

Other

NtUtilsLibrary

Delphi library for system programming on Windows using Native API

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 146
  • MIT

System

codesnip

A code bank designed with Pascal in mind

  • Active
  • Application
  • Delphi
  • GitHub
  • ★ 132

Applications

ramdisk

Replacement (GUI + windows service) for ImDisk Toolkit - by using Arsenal Image Mounter as a driver for RAM-disks.

  • Active
  • Application
  • Delphi
  • GitHub
  • ★ 116
  • MIT

System Files and Drives

bhyvemgr

Bhyve management GUI written in Freepascal/Lazarus

  • Active
  • Application
  • Lazarus
  • GitHub
  • ★ 105
  • BSD-3-Clause

System

SIMsalabim

A 1D drift-diffusion simulator for semiconductor devices (LEDs, solar cells, diodes, organics, perovskites)

  • Active
  • Application
  • GitHub
  • ★ 92
  • GPL-3.0

Science

PasClaw

Ultra-lightweight native AI agent framework written entirely in Object Pascal for Delphi and Free Pascal, designed for performance, portability, and extensibility.

  • Active
  • Library
  • Lazarus and Delphi
  • GitHub
  • ★ 67
  • MIT

Science

XRayGUI

A small and nimble GUI for XRay-core

  • Archived
  • Application
  • Lazarus
  • GitHub
  • ★ 22
  • GPL-3.0

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

AdminHelper

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

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

Networking

pasriscv

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

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

System

dnscrypt-gui

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

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

Security

torov

ToroV allows user's applications to run as VMs and to communicate with the host OS by relying on a POSIX hypercall interface.

  • Quiet
  • Application
  • GitHub
  • ★ 12
  • GPL-3.0

System

bundles

Project Bundles for Delphi

  • Quiet
  • Application
  • Delphi
  • GitHub
  • ★ 10
  • BSD-2-Clause

Language Tools

PapajLang

:uk:🌐 Reverse Polish Notation (RPN) Calculator and interpreter of PapajScript language

  • Active
  • Application
  • Lazarus
  • GitHub
  • ★ 10

Language Tools

cassotis-ime-linux

Cassotis IME for Linux - a native IBus/Fcitx 5 Chinese Pinyin IME derived from Cassotis IME. 言泉输入法 Linux 版 —— 衍生自 Cassotis IME、采用 Free Pascal 引擎并原生支持 IBus/Fcitx 5 的开源中文拼音输入法，支持全拼、简拼、六种双拼及语料训练的本地模型重排。

  • Active
  • Application
  • Lazarus
  • GitHub
  • ★ 9
  • GPL-3.0

System

InterbaseMCP

A demo of an MCP server which interacts with InterBase

  • Active
  • Other
  • Delphi
  • GitHub
  • ★ 8

Database

ppm-mcp-tools

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

  • Active
  • Application
  • Delphi
  • GitHub
  • ★ 7

Networking

AutoRes

Automatically set resolution and DPI for applications

  • Active
  • Application
  • Delphi
  • GitHub
  • ★ 6

System

ImageWriter

🔥 Disk image writing utility for Windows

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

Files and Drives

MCPServer

MCP server for Windows Debug Strings

  • Active
  • Application
  • Delphi
  • GitHub
  • ★ 6

Networking

modder-tools-pack

Collection of tools and templates for modders

  • Active
  • Other
  • Delphi
  • GitHub
  • ★ 6

Other

Pasted

Swift, stubbornly lightweight, native text-substitution utility

  • Active
  • Application
  • Lazarus and Delphi
  • GitHub
  • ★ 6
  • BSD-3-Clause

Edit and Memos

RegVault-Delphi

Dump SAM, SYSTEM, SECURITY registry hives from local/remote host

  • Active
  • Application
  • Delphi
  • GitHub
  • ★ 6

Security

superterm

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

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

Networking

TCPPDFPrinter

A virtual PDF printer using GhostScript PDF Printer and TCP loopback as port that processes the PostScript RAW data of print jobs.

  • Quiet
  • Application
  • Delphi
  • GitHub
  • ★ 6

Reporting

IPsecCaManager

Simple Certificate Manager for IPsec

  • Quiet
  • Application
  • Lazarus
  • GitHub
  • ★ 5
  • GPL-3.0

Security

MonoLexID

Time-ordered and sortable UUID generator that privileges intra-millisecond monotonicity and produces UUIDv7-compatible identifiers

  • Active
  • Library
  • Lazarus
  • GitHub
  • ★ 5
  • BSD-3-Clause

Other

Win8USBMaker

Windows 8 ISO USB Maker, might work with Windows 10 ISO images too.

  • Quiet
  • Application
  • Delphi
  • GitHub
  • ★ 5
  • MIT

System

Ouress

An Opinionated Underlabouring Research Environment for the Social Sciences

  • Active
  • Application
  • Lazarus
  • GitHub
  • ★ 4
  • BSD-3-Clause

Science

RickWinService

Delphi framework to run the same executable as a VCL/FMX desktop app or Windows Service, with SCM install/uninstall, lifecycle control, admin checks and typed exceptions.

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 4

System

uTerminal

MIRROR REPO! --- Full-featured powerful terminal and plotter for serial port --- Продвинутый терминал и плоттер для последовательного порта

  • Active
  • Application
  • Lazarus
  • GitHub
  • ★ 4

System

AppKiller

Small program designed to ease termination of unresponsive processes in Windows OS.

  • Quiet
  • Application
  • Lazarus and Delphi
  • GitHub
  • ★ 3

System

asmt

  • Quiet
  • Application
  • GitHub
  • ★ 3
  • LGPL-3.0

System

bhyvemgrd

Privileged helper daemon for bhyvemgr

  • Active
  • Application
  • Lazarus
  • GitHub
  • ★ 3
  • BSD-3-Clause

System

cheat-engine-cli

AI-native, JSON-first CLI for the Cheat Engine ceserver protocol

  • Active
  • Application
  • Lazarus
  • GitHub
  • ★ 3

System

SUBSEVEN

  • Quiet
  • Application
  • Delphi
  • GitHub
  • ★ 3
  • Apache-2.0

Security

UAC-Bypass

User Account Control (UAC) is a key part of Windows security. UAC reduces the risk of malware by limiting the ability of malicious code to execute with administrator privileges. This article describes how UAC works and how it interacts with the end-users.

  • Active
  • Application
  • Delphi
  • GitHub
  • ★ 3

Security

cheat-engine-undetectable

Academic Research Edition - T1: User-mode evasion (obfuscation + syscall gateway), T2: BYOVD kernel bridge, T3: DMA hardware (future work).

  • Active
  • Application
  • Lazarus
  • GitHub
  • ★ 2

System

PasClaude

A terminal coding agent for Windows, written in Free Pascal. No dependencies beyond the FPC RTL.

  • Active
  • Application
  • Lazarus
  • GitHub
  • ★ 2
  • MIT

Applications

SetPreferredNetwork

Directly opens Android's hidden RadioInfo engineering screen — the fastest way to change preferred network type on any ROM without root. Bypasses OEM/carrier UI restrictions that hide this control in standard settings.

  • Active
  • Application
  • Delphi
  • GitHub
  • ★ 2
  • MIT

System

teraproxy-launcher

** NOT MAINTAINED! NOT COMPATIBLE WITH CURRENT VERSIONS OF TERA PROXY ** Tera Online Pre-launcher. Automatically start another app (such as Tera Proxy) before starting the Tera Launcher

  • Archived
  • Application
  • Delphi
  • GitHub
  • ★ 2
  • BSD-2-Clause

Games and Game Engines

tester

Tester is a lightweight, cross-platform program to test competitive programming problems locally.

  • Quiet
  • Application
  • Lazarus
  • GitHub
  • ★ 2

Applications

Admin-Execute

An example of how a program can be run as administrator on any Windows user account.

  • Active
  • Application
  • Delphi
  • GitHub
  • ★ 1

Other

delphi-acme-client

A Delphi implementation of the ACME (Automated Certificate Management Environment) protocol for obtaining and managing SSL/TLS certificates from Let's Encrypt and other ACME-compliant certificate authorities.

  • Active
  • Application
  • Delphi
  • GitHub
  • ★ 1

Cryptography

itpat-2022

An IT PAT (Practical Assessment Task), programmed using Delphi. (2022 - Grade 11)

  • Quiet
  • Other
  • Delphi
  • GitHub
  • ★ 1
  • MIT

Learning and Examples

texfireplace

An easy-to-install compact framework for using LaTeX on Windows

  • Active
  • Application
  • Lazarus
  • GitHub
  • ★ 1

Other