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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.

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BatEditXE

A free opensource windows batch file helper

  • Quiet
  • Application
  • Lazarus
  • GitHub
  • ★ 4
  • GPL-3.0

Edit and Memos

BatchEditor

Simple batch files editor (in Polish)

  • Quiet
  • Application
  • Delphi
  • GitHub
  • ★ 2
  • GPL-2.0

Edit and Memos

TCmdPipeExecutor

Exécuter des scripts batch ou des commandes système depuis une application

  • Active
  • Application
  • Delphi
  • GitHub
  • ★ 3

System

issrc

Inno Setup is an open-source installation builder for Windows applications by Jordan Russell and Martijn Laan. Since its introduction in 1997, Inno Setup has been trusted by developers and organizations of all sizes to reliably deploy software to millions of PCs worldwide.

  • Active
  • Application
  • Delphi
  • GitHub
  • ★ 5,744

System

DocTo

Simple command line utility for converting .doc & .xls files to any supported format such as Text, RTF, CSV or PDF

  • Active
  • Application
  • Delphi
  • GitHub
  • ★ 510
  • MIT

Files and Drives

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

mcx

Monte Carlo eXtreme (MCX) - Physically accurate and validated GPU ray-tracer

  • Active
  • Application
  • Lazarus
  • GitHub
  • ★ 197

Science

deskew

Deskew is a command line tool for deskewing scanned text documents. It uses Hough transform to detect "text lines" in the image. As an output, you get an image rotated so that the lines are horizontal.

  • Active
  • Application
  • Lazarus and Delphi
  • GitHub
  • ★ 192
  • MPL-2.0

Graphics

Anti-WebMiner

Anti-WebMiner protects your PC against web cryptocurrency miners (JS scripts like Coinhive executed in the browser) by modifying Windows hosts file

  • Quiet
  • Application
  • GitHub
  • ★ 120
  • Apache-2.0

Security

ezdml

Lightweight data modeling and design tool (超轻量级的数据建模表结构设计工具)

  • Active
  • Application
  • Lazarus
  • GitHub
  • ★ 103
  • LGPL-2.1

Database

SII_Decrypt

[DISCONTINUED] Small library/tool designed to decrypt SII files used as saves in truck games by SCS Software. Can be used as DLL, console program, GUI program or directly in a code.

  • Quiet
  • Application
  • Lazarus and Delphi
  • GitHub
  • ★ 81
  • MPL-2.0

Games and Game Engines

MoonCompiler

Delphi 12-compatible Pascal compiler for Win64 and Linux x86-64. Your Delphi code builds on Linux unchanged — and often runs faster. FPC/Unleashed fork with Unicode RTL and bundled memory manager.

  • Active
  • Application
  • Lazarus and Delphi
  • GitHub
  • ★ 45

Language Tools

Tracetool

Tracetool viewer, client Api for Dotnet, Java, Javasvript, C++ , Python, Delphi

  • Active
  • Application
  • Delphi
  • GitHub
  • ★ 45

Language Tools

StaticCodeAnalyser

Static code analysis for Delphi 12 & 13 and Lazarus / Free Pascal. RAD Studio IDE plugin (32/64-bit) + standalone GUI + CLI, one engine. 201 rules (Pascal AST + DFM/LFM forms): leaks, SQL injection, dead handlers, hardcoded secrets, Unicode & Trojan Source, Win64 pointer bugs. SARIF for CI/CD, SonarQube push.

  • Active
  • Application
  • Lazarus and Delphi
  • GitHub
  • ★ 43

Language Tools

editenv

Windows console program for interactively editing the value of an environment variable

  • Active
  • Application
  • GitHub
  • ★ 32
  • GPL-3.0

System

mxLore

Self-hosted MCP server for AI coding assistants. Persistent knowledge base with 45 tools, 12 skills, institutional memory.

  • Active
  • Application
  • Delphi
  • GitHub
  • ★ 31

Applications

GetItManager

A powerful, user-friendly replacement for RAD Studio's GetIt Package Manager CLI - bypasses D13 AccessViolation issues

  • Active
  • Application
  • Delphi
  • GitHub
  • ★ 26
  • MIT

Lazarus IDE plugins

delphi-ide-remote-mcp

An MCP server that turns a Windows RAD Studio machine into a remote backend for coding agents: safe editing, real MSBuild builds, git, scaffolding, deploy & remote run via PAServer, Android (adb), Linux and Windows desktop control, DelphiLSP navigation, vault. Per-workspace security. Built for our own use, shared under MIT; no commercial plans.

  • Active
  • Application
  • Delphi
  • GitHub
  • ★ 23
  • MIT

Lazarus IDE plugins

UpdateFixer

Update Fixer is a lightweight app to fix Windows Update not working

  • Quiet
  • Application
  • Delphi
  • GitHub
  • ★ 23
  • GPL-3.0

System

tyro

Lua and other programming in simple platform to make programming fun

  • Active
  • Application
  • Lazarus
  • GitHub
  • ★ 21
  • MIT

Language Tools

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

bb10mt

BlackBerry 10 MultiTool

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

System

PathLocate

A command line utility that allows you to quickly search for files located in directories listed in the PATH environment variable

  • Quiet
  • Application
  • Lazarus
  • GitHub
  • ★ 16

Files and Drives

GuitarAmpModellingGUI

GUI for easier installation and training of neural network models for guitar amplifiers and pedals, based on the GuitarML Proteus models. These are usable for Proteus, Chowdhury-DSP BYOD and even NeuralPi VST plugins, on all platforms incl. Linux and RaspberryPi.

  • Quiet
  • Application
  • Lazarus
  • GitHub
  • ★ 12

Multimedia

ntools

ntools is a toolchain to easy share files between computers that are part of at lest on same network (LAN)

  • Active
  • Application
  • Lazarus
  • GitHub
  • ★ 12

Networking

QuickNN

  • Active
  • Application
  • Delphi
  • GitHub
  • ★ 1
  • MIT

Other

bga

BGA (Battlefield Game Archive Tool)

  • Active
  • Application
  • Delphi
  • GitHub
  • ★ 11

Files and Drives

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

dih

Delphi Install Helper is a command-line tool for automated installation, uninstallation, and building of Delphi component packages.

  • Active
  • Application
  • Delphi
  • GitHub
  • ★ 9
  • MPL-2.0

Language Tools

mod-dump

A command line application to produce compatibility dumps on bethesda plugins built on top of the xEdit codebase.

  • Quiet
  • Application
  • Delphi
  • GitHub
  • ★ 8

Games and Game Engines

MT4-PSQL

Export tick data from Metatrader4 into PostgreSQL using a producer-consumer thread based approach

  • Quiet
  • Application
  • Lazarus
  • GitHub
  • ★ 8
  • LGPL-3.0

Database

DpkGen

A small command line utility which allows you to generate Delphi package files (DPK) based on the given template file.

  • Quiet
  • Application
  • Delphi
  • GitHub
  • ★ 7

Language Tools

pascal-lint

Parse and do some correctness checks (that the compilers don't) on Pascal code

  • Quiet
  • Application
  • Lazarus
  • GitHub
  • ★ 7
  • GPL-2.0

Language Tools

ImageCompressor

Scan, preview, compress and shrink images in batches

  • Active
  • Application
  • Delphi
  • GitHub
  • ★ 6
  • MIT

Graphics

modshell

Command-driven scriptable Modbus utility

  • Active
  • Application
  • Lazarus
  • GitHub
  • ★ 6
  • EUPL-1.2

Networking

delphi-aikit

Utilities for AI-assisted Delphi code analysis and builds.

  • Active
  • Application
  • Delphi
  • GitHub
  • ★ 5

Language Tools

StimSync

Firmware + other software useful for using our custom StimSync Device

  • Quiet
  • Application
  • Lazarus
  • GitHub
  • ★ 5
  • BSD-2-Clause

Science

TACO-2-KX

Taco2KX – TACO to KX Converter for Guild Wars 2 A Windows desktop application that converts TACO (Tactical Overlay) marker files to the KX format for use with Guild Wars 2. This tool streamlines the process of building custom JSON files for teleport locations for the KX tool.

  • Active
  • Application
  • Delphi
  • GitHub
  • ★ 5

Games and Game Engines

PaleoEditor

Paleo Editor for RomWBW Development

  • Quiet
  • Application
  • Lazarus
  • GitHub
  • ★ 4
  • GPL-3.0

Edit and Memos

ServMan

  • Active
  • Application
  • Lazarus
  • GitHub
  • ★ 4
  • LGPL-3.0

System

sherif-search

Delphi 7 web scraping tool for search engines (Google, Yahoo, Bing, Baidu). Educational project searching multiple engines, filtering domains/languages, and extracting links. Discontinued 2013.

  • Active
  • Application
  • Delphi
  • GitHub
  • ★ 4
  • GPL-3.0

Networking

checksum-tools

Directory checksum generator and verifier (Verify SFV and MD5 files recursively)

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

Files and Drives

ExtractSysmac

Herramienta para extraer, decodificar y documentar toda la información contenida en un proyecto Sysmac Studio de Omron (.smc2): variables, código fuente ST, estructuras de datos, mapa de E/S hardware, configuración del PLC y conexiones de bloques funcionales.

  • Active
  • Application
  • Delphi
  • GitHub
  • ★ 3
  • MIT

Science

MiniHTTP

Minimal HTTP server for the local LAN

  • Quiet
  • Application
  • Lazarus
  • GitHub
  • ★ 3

Networking

osinfo

  • Active
  • Application
  • GitHub
  • ★ 3
  • GPL-3.0

System

PascalAI

PascalAI — AI-native Pascal language compiler (Lape VM backend)

  • Active
  • Application
  • Delphi
  • GitHub
  • ★ 3
  • MIT

Language Tools

Air-Alert

View recent aerial threats for Ukrainian regions in real-time.

  • Active
  • Application
  • Delphi
  • GitHub
  • ★ 2

Applications

Comment-Remover

This is a useful program for any programmer who does not want to have comments in their code.

  • Active
  • Application
  • Delphi
  • GitHub
  • ★ 2

Language Tools