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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.

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LazHIDControl

Cross platform keyboard and mouse input control and window automation in Pascal.

  • Active
  • Package
  • Lazarus
  • GitHub
  • ★ 3

System

5.0 from 1 member

sharedMemoryClient

Dynamic link library with functions for creation, manipulation, reading, and writing in Shared Memories (Inter-process Communication - IPC). The entire creation process and errors found and resolved are documented.

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

System

DEV-UTIL-aufrufst

Pascal unit: stack trace for runtime errors, logging to file (VP 2.x)

  • Quiet
  • Library
  • GitHub
  • ★ 2

System

WTRegistryFixer

Utility for fixing errors in Registry of Windows OS. Distributed in WinTuning code: http://cwtuning.com

  • Quiet
  • Application
  • Delphi
  • GitHub
  • ★ 2
  • MIT

System

Registry-Cleaner

A registry cleaner typically scans the Windows Registry, identifies potential errors or unused keys, and then offers the user the ability to remove them. This process helps maintain a stable and efficient operating system.

  • Active
  • Application
  • Delphi
  • GitHub
  • ★ 1

System

FastMM5

FastMM is a fast replacement memory manager for Embarcadero Delphi applications that scales well across multiple threads and CPU cores, is not prone to memory fragmentation, and supports shared memory without the use of external .DLL files.

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 345

System

cassotis-ime

Cassotis IME - a native Delphi/TSF Chinese Pinyin IME for Windows 10/11. 言泉输入法 —— 基于 Delphi/TSF 的 Windows 10/11 原生开源中文拼音输入法，支持全拼、简拼、六种双拼，并通过语料训练的本地语言模型与神经重排提升输入质量。

  • Active
  • Application
  • Delphi
  • GitHub
  • ★ 302
  • GPL-3.0

System

Lightpack

Lightpack and Prismatik open repository (For support use support@lightpack.tv)

  • Quiet
  • Application
  • Delphi
  • GitHub
  • ★ 209
  • GPL-3.0

System

NtUtilsLibrary

Delphi library for system programming on Windows using Native API

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

System

easy-switcher

Easy Switcher - keyboard layout switcher for Linux

  • Active
  • Application
  • Lazarus
  • GitHub
  • ★ 125
  • GPL-2.0

System

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

CANcool

Open Source CAN bus Analyser and Simulation Software

  • Active
  • Application
  • Delphi
  • GitHub
  • ★ 73
  • MIT

System

adbmanager

ADB manager for Android devices

  • Active
  • Application
  • Lazarus
  • GitHub
  • ★ 65
  • GPL-3.0

System

HxD_DasmDataInspectorPlugin

A generic Disassembly Plugin for Maël Hörz's HxD Freeware Hex Editor and Disk Editor.

  • Quiet
  • Library
  • Delphi
  • GitHub
  • ★ 60
  • Apache-2.0

System

SafeThread4D

Fluent, cooperative, UI-safe background task runner for Delphi FMX, with cancellation, timeout, progress, lifecycle callbacks, and optional mobile UI liveness diagnostics.

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 46
  • MIT

System

UninsIS

Windows DLL to facilitate detection and uninstallation of applications installed by Inno Setup 6 and later

  • Active
  • Library
  • GitHub
  • ★ 44
  • LGPL-3.0

System

SnapTRAINER

A modular Virtual-PLC Trainer

  • Active
  • Application
  • Lazarus
  • GitHub
  • ★ 41
  • GPL-3.0

System

UnTerminal

Lazarus unit for console process control, with prompt detection.

  • Quiet
  • Library
  • Lazarus
  • GitHub
  • ★ 40
  • LGPL-2.1

System

delphi-leakcheck

Multi-platform leak checking library for Delphi

  • Quiet
  • Library
  • Delphi
  • GitHub
  • ★ 38
  • Apache-2.0

System

benchmark

Delphi port of Google Benchmark

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 37
  • Apache-2.0

System

delphi-ppl

Extend Delphi Parallel Programming Library to ease async coding

  • Quiet
  • Library
  • Delphi
  • GitHub
  • ★ 37
  • GPL-3.0

System

startLazarusPortable

A launcher application for Windows that starts Lazarus from a folder/USB stick and keeps it all contained.

  • Quiet
  • Application
  • Lazarus
  • GitHub
  • ★ 33
  • GPL-3.0

System

Delphi-Tasks

Small and simple: Thread Pools with Tasks

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 26
  • Unlicense

System

threadpool-fp

A lightweight, easy-to-use thread pool implementation for Free Pascal. Simplify parallel processing for simple tasks! ⚡

  • Active
  • Package
  • Lazarus
  • GitHub
  • ★ 22
  • MIT

System

CustomThread

Class to facilitate the creation of Anonymous Threads in your project

  • Quiet
  • Library
  • Delphi
  • GitHub
  • ★ 20
  • MIT

System

Delphi_StackTraces

Functions for reading MAP file and getting exception stack traces with example

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

System

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

UIClicker

UI automation

  • Active
  • Application
  • GitHub
  • ★ 18
  • MIT

System

bb10mt

BlackBerry 10 MultiTool

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

System

VSoft.Process

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

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

System

dotenv-fp

A feature-rich dotenv library for Free Pascal: load environment variables from .env files with type-safe getters, validation, interpolation, and zero memory management.

  • Active
  • Package
  • Lazarus
  • GitHub
  • ★ 15
  • MIT

System

Lightpack

Lightpack Git mirror

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

System

WS2_32_XP

Windows Socket 2.0 32-Bit DLL Fix for RAD Studio 10.2.2 and above

  • Quiet
  • Library
  • Delphi
  • GitHub
  • ★ 15
  • GPL-3.0

System

cassotis-ime-mac

Cassotis IME for macOS - a native InputMethodKit/AppKit Chinese Pinyin IME with a Free Pascal engine. 言泉输入法 macOS 版 —— 采用 Free Pascal 引擎与 InputMethodKit/AppKit 原生界面的开源中文拼音输入法，支持全拼、简拼、六种双拼，并通过语料训练的本地语言模型与神经重排提升输入质量。

  • Active
  • Application
  • Lazarus
  • GitHub
  • ★ 10
  • GPL-3.0

System

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

RawInput

Background USB Scanner Support using the RAWInput API

  • Quiet
  • Library
  • Delphi
  • GitHub
  • ★ 7
  • Apache-2.0

System

elevate

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

System

FMXInput

Standalone Delphi desktop input library (not only FMX)

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 6
  • MIT

System

MemoryDLL

In-Memory Win64 DLL Loading & Execution for Pascal.

  • Active
  • Library
  • GitHub
  • ★ 6
  • BSD-3-Clause

System

TProgramRegistrationClass

Delphi class for registering an app and associating file extensions with that app

  • Quiet
  • Library
  • Delphi
  • GitHub
  • ★ 6
  • GPL-3.0

System

QuickHelpTool

Tool combined 35 different commands into one program for IT professionals

  • Active
  • Application
  • Delphi
  • GitHub
  • ★ 4
  • MIT

System

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

cheat-engine-cli

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

  • Active
  • Application
  • Lazarus
  • GitHub
  • ★ 3

System

COMTAY

Coroutines for Delphi and Free Pascal with ready-to-use coroutine manager

  • Active
  • Library
  • Lazarus and Delphi
  • GitHub
  • ★ 3

System

ShardMM

A scalable memory manager for Delphi on Win64

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 3
  • MIT

System

TensoMLib

Библиотека для работы с приборами по протоколу Тензо-М

  • Active
  • Package
  • Lazarus
  • GitHub
  • ★ 3
  • MIT

System

ERD-Card-Toolkit

A Delphi component library for reading and writing smart cards, contactless tags, magnetic stripes and RFID input on Windows.

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 2

System

ErrInfo

  • Active
  • Application
  • GitHub
  • ★ 2
  • GPL-3.0

System

taskhost

A tool to host scheduled command-line tasks and log their output.

  • Quiet
  • Application
  • Delphi
  • GitHub
  • ★ 2

System

tinyBigGAMES.Dlluminator

The sleek new way to load Win64 DLLs straight from memory — no disk, no traces, no limits.

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 2
  • BSD-3-Clause

System

asprogrammer-dregmod-autoflash

AsProgrammer dregmod allow you to program flash memory on the protocols spi, I2C, MicroWire. Supports Buzzpirat, Bus Pirate, CH341a, CH347, UsbAsp, AVRISP(LUFA), Arduino & FT232H

  • Active
  • Application
  • Lazarus
  • GitHub
  • ★ 1
  • MIT

System

Firedac-BDE

FireDAC physical driver for the BDE: read and write legacy dBase (DBF) and Paradox tables with modern FireDAC code (Delphi, Win32).

  • Active
  • Application
  • Delphi
  • GitHub
  • ★ 1

Database System

SkyPascal

An experimental drone project powered by Arduino and programmed with FreePascal

  • Active
  • Library
  • Lazarus
  • GitHub
  • ★ 1

System

Y530FunControlService

Service to reduce noise from the cooling system on a Lenovo Legion laptop by controlling сooler speed blocking.

  • Quiet
  • Application
  • Delphi
  • GitHub
  • ★ 1
  • Apache-2.0

System