Projects using Lazarus/es

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Componentes y Librerías

Ver también: Componentes y Código de ejemplo

Hay disponible además una galería de aplicaciones (todavía no traducida pero serí interesante unificar contenido) en:


5dpo Component Library is a set of components developed by the 5dpo Robotic Soccer Team. It provides a visual serial port (TSdpoSerial) implementation of Synaser, an IEEE1394 camera (TSdpoVideo1394) component, an UVC video driver component (TSdpoVideo4L2) for webcams, a Gtk fast painting form (TSdpoFastForm) and a Joystick (TSdpoJoystick) component.


Audorra es una librería de audio digital para Delphi y Freepascal.Using a flexible plugin architecture, it allows you to exchange the audio backend (e.g. WaveOut, OpenAL), add protocol classes (e.g. file, http) and decoders.


BrasLib is a new report component for Lazarus under development by brazilian programmers.

CUPS for lazarus

Olivier Guilbaud CUPS for lazarus project is developing the bindings for pascal to use the CUPS (Common UNIX Printing System) libraries. With some dialogs for select printer, setup printer, setup printer jobs.

Note: This package is deprecated, Cups for Lazarus is now integrated in Printers4Lazarus package which is included with Lazarus. --jesusrmx 20:10, 26 June 2006 (CEST)


DXScene DXScene is 3D hardware accelerated graphics library speeds the development of all graphical application, providing: a 3D and 2D graphical editor integrated in IDE, 3D shapes and transformation, 2D graphical objects, simplify animation, advanced windows and controls, maximum performance, skinning engine, bitmap effects, 3DS file converter. DXScene can be used as development tools for standard, multimedia, SCADA, GIS, CAD and KIOSK applications. Support Windows, Mac OS X and Linux. For more info see

Extended, Man/XML Frames

Extended son componentes de datos. Son visuales i invisibles components.

Man Frames son componentes de gestión para las tablas de BD. Algunos datos y formularios de propiedades pueden administrar rápidamente los datos. Con el gestor de usuarios y el administrador de funciones se pueden rápidamente aplicaciones de gestión de datos. Esto depende de los componentes Extended. Otro proyecto que permite crear aplicaciones de gestión desde archivos LEONARDI. Para Windows, Linux y Mac OSX. Componentes libres con licencia GPL.

2010-10 extended.png2010-10 xmlframes.png

En 2014, los componentes Extended van en Espana, en Hungría, en Francia e Italia, en Brasil, en Germania, en los Estados-Unidos, en Russia, en China, en Africa del Sùr y del Norte.


FlashEngine FlashEngine is a set of components for Delphi, C++ Builder and Lazarus which add extra features to Adobe Flash (ActiveX or Netscape plugin)- such as loading from any sources, grab real 32-RGBA frames, real transparency playing. Support Windows and Mac OS X. For more info see


Mattias Gaertner's gtk2forpascal project is developing the bindings for pascal to use the gtk2 libraries (gimp tool kit). Supported Languages are Free Pascal and Kylix and the bindings are intended to work under Linux, FreeBSD and Win32. These bindings are now also part of the packages supplied with fpc.

Habari ActiveMQ Client / Habari OpenMQ Client

Habari ActiveMQ Client is a library (and components) for Delphi(tm) 6 to 2009 and Free Pascal which provides easy access to Apache ActiveMQ, the most popular and powerful open source Message Broker. With Habari ActiveMQ Client, applications can connect to Apache ActiveMQ servers, subscribe to queues and topics, send and receive messages and objects, and work with transactions. The library follows the specification of the JMS API for Message Oriented Middleware. The communication layer supports Synapse and Internet Direct (Indy) for Lazarus.

Habari OpenMQ Client is a library for Delphi(tm) 6 to 2009 and Free Pascal which provides easy access to the Open Message Queue (OpenMQ) Message Broker, a very compact, fast and easy to use message queue system. OpenMQ is part of the GlassFish(tm) application server for the Java(tm) platform. The library follows the specification of the JMS API for Message Oriented Middleware. The communication layer supports Synapse and Internet Direct (Indy) for Lazarus.

Indy for lazarus

Begun only a short while ago, this project has as an ambition to port the 119 Indy components from Delphi/Kylix to FPC/Lazarus. See Indy for Lazarus project and a screenshot.


KGrid - Powerfull grid/data aware grid solution for Delphi and Lazarus. Freeware with source.


LazReport es un grupo de componentes que permiten añadir capacidad para generar reportes a las aplicaciones. Utiliza un diseñador visual para crear reportes a partir de bandas e incluye un motor de reportes con intérprete para utilizar scripts y vistas previas de reporte. El diseñador de reportes se pude invocar en tiempo de ejecución.

LazReport está basado en FreeReport 2.32 y gracias a Fast Reports Inc. se encuentra disponible bajo la licencia modificada LGPL, que es la misma licencia utilizado para el LCL de Lazarus.

Nota. Desde la versión 0.9.23 de Lazarus (revisión 11950) el código fuente se incluye en el directorio Lazasur/components/lazrepor. Por lo que dicho paquete es facilmente instalable en el LCL, permitiendo tener otra solapa con sus componentes visuales.


El proyecto Synapse desarrollado por Lukas Gebauer aporta una librería con capacidades de comunicaciones TPC/IP además de puerto serie (puertos serie como el USB).


Librería para comunicaciones serie (Linux, Windows) por parte del mismo autor de Synapse. homepage: (same as Synapse) No es necesrio instalar todo el paquete, se pueden seleccionar aquellas unidades que se necesiten específicamente en la aplicación y complilarlas.

The Icebox

A lot of useful Lazarus/FPC related information and components can be found on Tony Maro's Icebox site. His TMPack, Checkbook Tracker and RDP Frontend application are all excellent examples of the quality components and applications that Lazarus is capable of producing.

The Light Pascal Toolkit (LPTK)

The goal of the Light Pascal Toolkit Project is to create a free object pascal toolkit for linux and windows GUI development. It looks pretty interesting... check out the screenshots!


VGScene VGScene speeds the development of all graphical application, providing: a graphical editor integrated in IDE, graphical objects, simplify animation, advanced windows and controls, maximum performance, skinning engine, bitmap effects. VGScene can be used as development tools for standard, multimedia, SCADA, GIS, CAD and KIOSK applications. Support Windows, Mac OS X and Linux. For more info see


Audio X

Audio X is an media management tool, that organize and sort your media without an database so everything is ever actual. A lot of audio formats are useable directly but you can also organize your LP or CD collection with it,it stores the data in XML Files so they are viewablealso with an webbrowser ...

Cactus Jukebox

Cactus is an audio player that comes with a database to organize your mp3 file collection. Take a look at Cactus Homepage. It's plattform independent and currently available for linux and win32.

Since actual v0.3 it supports managing and uploading files on a mobile player.


gdvdslides is a Linux graphical user interface for the command line program dvd-slideshow, which allows you to create a video from a set of video clips, JPEG image files and audio files. gdvdslides supports slide transitions, title slides, background images and multiple audio tracks. It also allows cropping, Ken Burns effect and scrolling slide effects. gdvdslides comes with complete documentation and tutorial.


GLScript A simple, free, open-source scripting language for developing 3D games and animations. It can be found here: GLScript's homepage. (GL stands for Graphics Library, I.E. Graphics Library Scripting) There are currently plans to have a code-converter to make scripts compilable with lazarus/fpc and other languages to make a standalone executable from your creation.

KSP Sound Player

KSP - Easy in use yet powerful audio player supporting multiple file formats and features like dynamic playlists, bookmarking or network streaming. It also used to be hosted in this site.


LazPaint es una aplicación de manipulación de imágenes.


OggBase is a Free Pascal/Lazarus program for managing your Ogg-Vorbis files in a Database.

PicturesToExe Mac OS X Slideshows

WnSoft is using Lazarus IDE to develop FPC-based slideshow viewer for Mac OS X, and planned PicturesToExe for OSX.


WinFF is a GUI for the command line video converter, FFMPEG. It will convert most any video file that FFmpeg will convert. WinFF does multiple files in multiple formats at one time. You can for example convert mpeg's, flv's, and mov's, all into avi's all at once. WinFF is available for Windows 95, 98 , ME, NT, XP, VISTA, and Debian, Ubuntu, Redhat based GNU/Linux distributions.


30 Seconds Free Software

   30 Seconds es una aplicación que produce cartas para el juego de mesa 30 Seconds. También tiene una interfaz de juego si quieres jugar en tu portátil / PC (y esperemos que pronto en dispositivos WinCE).

Daring Apprentice

Daring Apprentice is a 3d Magic: The Gathering tabletop. It uses GLScene, and lNet.

Game Maker

Game Maker allows you to make computer games using easy to learn drag-and-drop actions. You can create professional looking games within very little time. You can make games with backgrounds, animated graphics, music and sound effects, and even 3D games! And when you've become more experienced, there is a built-in programming language, which gives you the full flexibility of creating games with Game Maker. What is best, is the fact that Game Maker can be used free of charge.

Originally written in Delphi, Lazarus/Free Pascal was used to port it from Win32 to Mac OS X and could be used in future for Linux and other platforms.

Juegos Iniciales

Los Juegos Iniciales son una pequeña colección de tutoriales tridimensionales desarrollados en Lazarus, SDL y FreePascal. Al año 2016 contiene únicamente cuatro juegos: Origamis Iniciales, Bloques Iniciales, Nudos Iniciales, Palitos Iniciales.

Pnigin (a Pengo Remake)

Pnigin is an advanced remake of the 80's arcade classic Pengo.

The project was made from scratch, using all original artwork and music. The project used Delphi 5 personal, Lazarus and Free Pascal for development.

As the project is currently in a beta stage, there is no working demo yet. It is expected that a playable demo is released in summer 2008.



An Ext JS wrapper. ExtPascal lets you use the ExtJS from Object Pascal commands issued by the server. That brings the structure and strict syntax of the Object Pascal for programming the web browser.

Education and Scientific


Ancestromania LGPL es un genealogia projecto. Es facil praticarle. Es completo. Contene GEDCOM y GENEANET formates.

Ancestomania contene Ancestroweb que crea un estatica genealogia sitio web. La meta frances se traduce facilmente. Es une cuota de un futuro libro genealogia projecto.

Ancestromania.jpg2012-04 Ancestroweb.jpg2012-05 Ancestroweb carte.jpg


ApertaQuem Electronic ballot box for mock elections. Is available to create any candidate with photo from the webcam or file. Exclusive use for school environments. Sourceforge page


ApertaLetra A text editor colorful and cheerful, where available, without leaving the context of software: formatting, new / open / save, cut / copy / paste and print. Sourceforge page


Jubarte aims to create a complete application suite to calculate and analyse the viability of telecommunication links. Jubarte is able to calculate links using Radio, Optical Fiber and Satellites, in the newer versions capabilities to calculate auxiliary systems is being added. Jubarte is being developped in Lazarus enviroment and exist binaries for Windows, Linux and OSX.

Master Maths

Master Maths specialises in computer based training and maths. The 3rd incarnation of our flagship product is developed using Lazarus, Firebird, tiOPF v2 and the fpGUI Toolkit. The product has two parts. A GUI Administration application and a CGI Learner Browser (used to view and mark the teaching modules). The Learner Browser uses Macromedia Flash extensively. The complete product runs under Linux and Windows.

Morse Machine

Morse Machine is an implementation of "A Fully Automatic Morse Code Teaching Machine" first described in a May 1977 QST article of the same name by Ward Cunningham using Lazarus. The program teaches Morse code by sending a character and waiting for you to type what you heard on the keyboard. It grades your score and adds new characters when it sees that you are ready. The program is released under the GNU GPL version 2. Due to its use of the sound card, this implementation is for the Windows platform.


MRIcron is an opensource project that allows users to visualize and volume render medical images (MRI, CT, PET). It includes tools for lesion mapping, non parametric statistical analysis (npm), and conversion from the medical DICOM format to the scientific NIfTI format (dcm2nii). It is available for Windows, Linux and Mac OS X.


OctaveGUI is a(nother) GUI frontend for GNU Octave.


Project home page OpenSIMPLY is an open source free run-time library for discrete event simulation. The concept is suitable for the persons of a different programming and simulation experience. Both style of simulation: blocks and the low level are available. Adopted Simula models can be used too. The simulation blocks can be relocated on run-time, so the model is flexible for real time modifications. There are global, selected and deferred statistics gathering modes. Write model once: GUI and console output is implemented. Easy transfer of simulation data; remote simulation ready. The project is supplied with full documentation (HTML and CHM formats), insight help (pop-up hints) and tutorial.


Manuscript4u es un proyecto GNU/GPL de código abierto para leer y buscar en la Biblia que incluye Gematría (La Biblia en cifras). Los archivos de la Biblia pueden ser descargado desde el sitio UnboundBible en muchos idiomas y se convierte al formato utilizado por el programa con un programa de conversión incluido. En la actualidad el archivo binario está disponible para Linux. Está en múltiples idiomas.


SignWriter es una herramienta de lenguaje y procesador de textos de la escritura jeroglífica del Antiguo Egipto. Está diseñado para crear y editar textos almacenados en formato MdC y es de interesante para estudiantes, profesionales y cualquier persona interesada en el lenguaje del Antiguo Egipto.


Skychart / Cartes du Ciel

Skychart is a free software to draw a map of the night sky for the amateur astronomer from a bunch of stars and nebulae catalogs. It shows the position of the planets, simulates an eclipse and more.


SPINA is software for determining constant structure-parameters of endocrine feedback control systems from hormone levels obtained in vivo. The first version of this cybernetic approach allows for evualuating the functional status of the thyroid gland.

Virtual Moon Atlas

Virtual Moon Atlas is software for lunar observation and study. It use GLscene to give a realistic view of the Moon at any given location and time. The computation are done with the JPL ephemeris for extensive precision. It include the most complete lunar formation database and picture library. The binary distribution is available for Windows, Mac and Linux.


Xoctave is an Human interface to GNU Octave. Xoctave encapsulates GNU Octave using pipes and provides extra useful tools to make GNU Octave more easier. XOctave is written in Pascal using Lazarus front-end and Free Pascal (aka FPK Pascal) libraries, uses synedit for syntax highlighting, and uses the Lazarus Component Library (LCL) is a set of visual and non-visual component classes over a Widget toolkit-dependent layer with multi-language support (English-Turkish)

Management, Accounting and other Business Software


BRP-Software Es un sistema ERP potente y extremadamente flexible, que utiliza la base de datos Firebird como backend. La primera mayor release está en uso con varias estructuras de bases de datos para manejar las necesidades de diferentes tipos de negocios. We have seperate databases for container logistics, prducción de corte de metal por laser, distribución de software y tiendas de ordenadores. Todas las bases de datos utilizan la misma aplicación escrita en Lazarus.

BRP Software está actualmente enfocada únicamente al mercado de habla germana, pero está diseñada para un uso internacional. Está planificado publicar una versión internacional en la segunda mitad de 2013 (desconozco si a fecha de hoy tuvo lugar). Hay una versión libre especial llamada Personal Edition. Tiene una restricción: no puede utilizarse con más de un usuario de red. This version includes the computershop database out of the box.



Aplicación de contabilidad con posibilidades de importación desde la aplicación FacturLinex.

Más información en:

FacturLinex / FacturLinex2

Se trata de una aplicación orientada a la gestión integral de la facturación. Está pensada para empresas desde un tamaño pequeño hasta una gran empresa admitiendo hasta un máximo de 9999 sucursales. Al tratarse de una aplicación cliente-servidor que utiliza bases de datos está dotada de gran flexibilidad a la hora de adaptarse a las diferentes necesidades.

Más información en el siguiente enlace:


Gestinux es una pequeña aplicación de contabilidad, para introducir en los movimientos e importar de varios formatos, para conciliar e imprimir los informes habituales. Está en inglés y en francés, y puede ser fácilmente traducido a otros idiomas. Es posible configurar informes específicos para distintos países. Se ejecuta en Linux y Windows, utilizando MySql.


OutKafe is a next-generation free and open source cybercafe management suite. It currently is running hundreds of cybercafe's at businesses, schools and other establishments around the world.


RiXtoR is a Point of Sale program specially designed for restaurants, working on both Windows and GNU/Linux Systems

SilentCoder's Site

DireqCafe A complete and full full featured internet cafe solution for LTSP and a number of other useful lazarus programs can be found on A.J. Venter's site:


Business management software for independent trucking companies and owner/operators (for the USA.) Written under contract by Tony Maro for both Linux and Windows for "Partners in Trucking, LLC". Still under development, anticipated release in the next few months.


Open Source Accounting software. [1]

Utilities and Miscelaneous


Becape is a open source backup tool aimed to personal/desktop usage. It does incremental backups and stores the backup info in a sqlite database allowing to restore the exact state of the backed files at a chosen date. It's fully written in Lazarus/Free Pascal.

BeniBela's tools/components

On BeniBela online I published some components for Lazarus and tools based on them/it.

They include: A treelistview control which is a mix between a treeview and a listview, a diagram unit which displays diagrams based on a model/view concept and a templated based html parser which matches the structure of the parsed file to the one of a previously created template.

The tools only works on Windows, and are an API Manager to control the Win32-API and a sun simulator which changes the settings of the graphic card to match the natural sun light


CQRLOG is an advanced ham radio logger based on Firebird database. Provides radio control based on hamlib libraries (currently support of 140+ radio types and models), DX cluster connection, QRZ callbook (web version), a grayliner, ON6DP QSL manager database support and a most accurate country resolution algorithm based on country tables developed by OK1RR. CQRlog is strongly focused on easy operation and maintenance.


dbmaker es una aplicación de bases de datos que utiliza TDbf y LazReport. El interface de usuario se encuentra en alemán.

Easy DB

[2] es un programa de ejemplo que interacciona con una base de datos PostgreSQL. Descargable como fichero comprimido Permite crear la base de datos y la tabla inicial. Una vez creadas ambas pemite la modificación/inserción de los datos que contiene además de su borrado. Su interface gráfica resulta muy didáctica para ver en todo momento como cambian los datos según las acciones seleccionadas.


[3] es una aplicación de bases de datos muy interesante para desarrolladores, actualmente se encuentra en una versión Beta. Permite conectar a una gran variedad de bases de datos. Adicionalmente más información en:


A collection of small and simple projects developed in Lazarus by Giuseppe Ridinò (aka Pepecito). They are games, editors, utilities, etc.

Double Commander

Double Commander is a cross platform open source file manager with two panels side by side. It is inspired by Total Commander and features some new ideas. Homepage:


A GUI wrapper for UPX (Ultimate Packer for eXecutables). Download it here.


ExVan a WinCE/Win32 mobile invoicing program with batch data transfer for Greek ERP systems or standalone use.


fenixsql is a simple admin tool for firebird sql database

Fit Easily

Fit Easily is an online service for building the model of some experimental data, fitting its parameters and storing the results together with the data. Both of the cgi and the core was coded with Lazarus.

Free Pascal Operating System

Interested in developing an OS with Free Pascal? This project can be used as a starting point (though incomplete and YOU ARE WELCOME to complete it :-)). Download it here(

Another interesting project developed with Free Pascal called TORO can be found at: TORO: (


A GTK based Firebird Administration tool using Firebird Objects and Lazarus Components is available here.

Heat Wizard

Heat Wizard is a command line and GUI tool for the conversion of the voltage of a thermocouple to a temperature and vice versa (for Win32, Mac OS X, and Linux).

ISA Digital Osciloscope

A graphical interface for a digital osciloscope. The osciloscope itself is an ISA card with a probe to measure waves. It works on both Windows and Linux. There is some information on how it is being built on Hardware Access. The full documentation (in English and Portuguese), screenshots and the source code of project can be downloaded here.


Kamouflage - Camouflage files into images


LazFileSplitter is a utility to split and merge big files.


LazPad is a simple text editor made with Lazarus.


LazVisual is an external tool to include resources on executable file and set application icon.

Mep LA

Mep LA is a simple and fast text editor. Key features: working with txt and html/php files, replacement and some customizable scripts with shortcuts. You can configure replacement and run it with a click or keyboard combination.


PasMonTray es un monitor de uso de la CPU y de la memoria, de código abierto, que se sitúa en la bandeja del sistema. Utiliza TrayIcon y varias llamadas a la API de Win32.

Project PouchHiker

PouchHiker is written in Lazarus, using KOL-CE and lNet. PouchHiker lets you connect and participate in the gps-carpool network ( See for download and description.

Project Theseus

Tom Lisjac's Project Theseus is using Lazarus and FPC for creating a rapid deployment and distribution system for Linux called Epik-Builder. EpikStopwatch and EpikBrowser are also Lazarus based projects that are currently under development.


QFront is a platform independent Frontend for the CPU Emulator QEmu

SFS Technology

Linux technology to solve the dependencies problems on a Debian/Ubuntu/Linux Tiger operating system. For more infos see: SFS-Technology

Seksi Commander

GPL File manager for Linux developed in Lazarus and Free Pascal. Integrated bin, text, hex viewer (own component) and editor based on SynEdit. Home Page:

Shell for Gammu (Mobile Phone Tool)

The Gammush Site offers hardcopies and downloads for this Application. Gammush is a shell for gammu.exe. It allows to backup/restore your phone data, get, edit , put logos, set date+time, send sms messages etc.


Siages is an ERP application made with Lazarus.

Transmission Remote GUI

Transmission Remote GUI is a feature rich cross platform front-end to remotely control a Transmission Bit-Torrent client daemon via its RPC protocol. Transmission Remote GUI is faster and has more functionality than the build-in Transmission web interface.

Virtual Magnifying Glass

Virtual Magnifying Glass is designed for visually-impaired and others who need to magnify a part of the screen. Unlike most similar programs it does not open a separate window for the magnification but instead puts a movable magnifying glass on screen. The project was converted from Visual Studio .NET to Lazarus and now offers a Linux version. Mac OS X and Pocket PC versions are planned.


[4] WandS (Wake and Shutdown) es un programa para webmaster o administradores de sistemas que quieran tener el control de sus servidores en el centro de datos. Con WandS, puedes apagar o despertar cualquier servidor o grupo de servidores en cualquier momento mediante los protocolos SSH o SMB.


Wi(n)Xtap (formed by the words Windows XP Vista) was a program created for early versions of Lazarus. This program allowed the creation of the .manifest file so to set up a graphical theme to your application and it allowed the user to define a customized icon. This program is useless since 0.9.24 because those features have been implemented into the IDE itself. Stable releases of Wi(n)XtaP where the 4.0 beta, 5.0, 6.0 and the latest 6.1 (fixes of 6.0). Further plans to expand its capabilities are temporally blocked.


WikiHelp es una pequeña herramienta que genera páginas HTML de un Wiki. Descarga el contenido automáticamente y convierte las páginas del wiki en HTML. La mayoría de características del wiki son utilizables, imágenes incluidas, tablas, etc.


LDBase es un gestor de base de datos para tablas DBF, permite crear y modificar tablas e indices, asi como ver registros borrados y añadir, borrar y modificar datos, programa sencillo e intuitivo.

Ver también

If your Lazarus project should be listed here, please edit this page and add it!