Open Source Lazarus Software

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Browse free open source Lazarus Software and projects below. Use the toggles on the left to filter open source Lazarus Software by OS, license, language, programming language, and project status.

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  • 1
    Lazarus

    Lazarus

    Rapid applications development tool and libraries for FPC

    The Lazarus IDE is a stable and feature rich visual programming environment for the FreePascal Compiler. It supports the creation of self-standing graphical and console applications and runs on Linux, FreeBSD, MacOSX and Windows.
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    4.8 out of 5 stars 159 Reviews
    Downloads: 29,431 This Week
    Last Update:
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  • 2
    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.
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    4.7 out of 5 stars 161 Reviews
    Downloads: 12,217 This Week
    Last Update:
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  • 3
    astap program

    astap program

    Stacking program, astrometric (plate) solver, fits file viewer

    ASTAP, Astrometric STAcking Program, astrometric solver and FITS image viewer. This program can view, measure, "astrometric (plate) solve" and stack deep sky images. Main features: - Stacking of astronomical images including dark frame and flat field correction - Native fast astrometric (plate) solver. - Alignment using an internal star match routine, internal Plate Solver, manual or ephemeris. - FITS viewer with swipe functionality, deep sky and star annotation, photometry and CCD inspector. - Annotation of solar and deepsky objects. - Photometry of point sources, extended sources and variable stars - Blink routine for astro images.
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    5.0 out of 5 stars 10 Reviews
    Downloads: 4,063 This Week
    Last Update:
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  • 4
    Nikkho

    Nikkho

    Javier Gutiérrez Chamorro (Guti) Open source projects

    Javier Gutiérrez Chamorro (Guti) Open source projects Author's website: https://www.javiergutierrezchamorro.com
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    4.6 out of 5 stars 33 Reviews
    Downloads: 1,880 This Week
    Last Update:
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  • 5
    Sky Chart / Cartes du Ciel
    SkyChart is a software to draw chart of the night sky for the amateur astronomer from a bunch of stars and nebulae catalogs. See main web page for full download. This software is part of a full suite for astronomical observation: https://sourceforge.net/projects/ccdciel/ https://sourceforge.net/projects/indistarter/ https://sourceforge.net/projects/eqmodgui/ Requirement: https://sourceforge.net/projects/libpasastro/ See also: https://sourceforge.net/projects/indi/
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    4.6 out of 5 stars 45 Reviews
    Downloads: 920 This Week
    Last Update:
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  • 6

    ZeosLib

    Database components for Delphi, FreePascal/Lazarus, Kylix, C++ Builder

    The ZeosLib is a set of database components for MySQL, MariaDB, PostgreSQL, Interbase, Firebird, Microsoft SQL Server, SAP Adaptive Server Enterprise and Adaptive Server Anywhere (previously Sybase), Oracle, SQLite, OleDB, DuckDB and QuestDB for Delphi, FreePascal/Lazarus and C++ Builder.
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    4.6 out of 5 stars 42 Reviews
    Downloads: 250 This Week
    Last Update:
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  • 7
    Software for Moon observation and survey. Let you visualize the real Moon aspect at every time. Also help to study any lunar formations using feature database and pictures library.
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    4.6 out of 5 stars 19 Reviews
    Downloads: 269 This Week
    Last Update:
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  • 8
    Dragon UnPACKer
    Dragon UnPACKer is a game archive (Quake PAK, etc..) unpacking tool. It is plugin based making easier to add new archive file formats. It has convert ability and raw search function for known material (audio, video and pictures).
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    4.3 out of 5 stars 7 Reviews
    Downloads: 170 This Week
    Last Update:
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  • 9
    Auto Mouse Clicker (AMC)

    Auto Mouse Clicker (AMC)

    The program to simulate mouse clicks

    PayPal: wulgarni@gmail.com new project, chat community - https://wapczat.pl/ Auto Mouse Clicker (AMC) is an automatic mouse clicker that allows for a random time to perform the clicks. You can also specify an exact time. It also allows you to specify the exact location or click to set a random place for clicks in a given area (drawing a square with your mouse). The program supports setting different sequences for clicks.
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    4.6 out of 5 stars 8 Reviews
    Downloads: 93 This Week
    Last Update:
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  • 10

    Minimize to Tray

    Send any window to tray instead of minimize.

    Minimize to Tray is s an application to control how windows are minimized. A window is hidden from the taskbar and a small notification icon appears in the notification area when a "Minimize to Tray" enabled window is minimized. A click on the notification icon restores the window. 02.11.2019 Version 1.0.0 13.03.2020 Version 1.1.0 Rolf Wetjen (rolf.wetjen@mail.de)
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    5.0 out of 5 stars 3 Reviews
    Downloads: 105 This Week
    Last Update:
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  • 11
    Scrabble3D
    <b>The project is continued at https://github.com/Scrabble3D. Find the latest program version under Binaries.</b> Scrabble3D is a highly customizable Scrabble game that not only supports Classic Scrabble and Superscrabble but also 3D games and own boards. You can play local against the computer or connect to a game server to find other players.
    4.4 out of 5 stars 22 Reviews
    Downloads: 71 This Week
    Last Update:
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  • 12
    ddrescueview

    ddrescueview

    Graphical viewer for GNU ddrescue mapfiles

    This small tool allows the user to graphically examine ddrescue's mapfiles in a user friendly GUI application. The Main window displays a block grid with each block's color representing the block types it contains. Many people know this type of view from defragmentation programs. The program is written in Object Pascal using the Lazarus IDE. It can be compiled to run on Windows, GNU/Linux and probably OS X, too. The downloads include binaries for the respective target platform and the project files (source code). Update 2022/02/25: ddrescueview version 0.4.5 has been released. This maintenance release restores compatibility with ddrescue 1.24 and later. Please consider testing this version. Report issues in the bug tracker if you have a sourceforge account, or by email to <mbit-kiel@users.sourceforge.net>
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    5.0 out of 5 stars 4 Reviews
    Downloads: 71 This Week
    Last Update:
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  • 13
    easyMP3Gain
    Graphical User Interface (GUI) for MP3Gain, VorbisGain and AACGain (enables you to modify the loudness level of mp3,ogg,mp4 files) / Frontend for MP3Gain / Grafische Benutzeroberflaeche fuer MP3Gain, VorbisGain und AACGain
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    4.3 out of 5 stars 6 Reviews
    Downloads: 78 This Week
    Last Update:
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  • 14
    UltraStar Deluxe

    UltraStar Deluxe

    A free sing-along karaoke game for your PC

    Karaoke sing-along game for PC which is similar to Playstation® Singstar™. It allows up to six players to sing along with music using microphones in order to score points, depending on the pitch of the voice and the rhythm of singing.
    4.9 out of 5 stars 96 Reviews
    Downloads: 41 This Week
    Last Update:
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  • 15
    GLScene

    GLScene

    GLScene Engine for Delphi & C++Builder VCL Windows 32/64

    GLScene is an OpenGL based 3D library for Delphi, C++Builder and Lazarus. It provides visual components and objects allowing description and rendering 3D scenes in graphic applications. Update of newer versions of the trunk has been moved to https://github.com/glscene
    4.9 out of 5 stars 73 Reviews
    Downloads: 28 This Week
    Last Update:
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  • 16
    OpenXP
    OpenXP is a multi-protocol offline mail and news reader for the text console, supporting Internet email, Usenet, Fidonet, Zconnect, etc. It is based on CrossPoint (XP) by Peter Mandrella.
    5.0 out of 5 stars 3 Reviews
    Downloads: 40 This Week
    Last Update:
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  • 17
    HTMLViewer
    HTML Viewer Components for Delphi, Lazarus and C++Builder The HtmlViewer component set consists of the THtmlViewer, TFrameViewer, and TFrameBrowser components. All three are HTML document display components: THtmlViewer * The basic component. * THtmlViewer displays single (non-frame) documents. * It also forms the basis for the other two components. TFrameViewer * Displays both frame and single HTML documents. * TFrameViewer is oriented more for local file system use. TFrameBrowser * Also displays frame and single HTML documents. * TFrameBrower is oriented for use with local file systems and toward Internet style protocols and URL usage. * Additional code and/or components are generally required to get data from other sources than the local file system. These components Support most of the HTML 4.01 specifications with many additional popular HTML 5 enhancements. Many Cascading Style Sheet properties are also supported.
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    5.0 out of 5 stars 3 Reviews
    Downloads: 38 This Week
    Last Update:
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  • 18
    CCDciel

    CCDciel

    Astronomy CCD capture software

    A CCD capture software intended for the amateur astronomer. It include all the features required to perform digital imaging CCD observation of celestial objects. Using the standard drivers protocol INDI and ASCOM it can connect and control the CCD camera, the focuser, the filter wheel and the telescope mount. This software is part of a full suite for astronomical observation: https://sourceforge.net/projects/skychart/ https://sourceforge.net/projects/indistarter/ https://sourceforge.net/projects/eqmodgui/ Requirement: https://sourceforge.net/projects/libpasastro/ See also: https://sourceforge.net/projects/indi/
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    5.0 out of 5 stars 1 Review
    Downloads: 63 This Week
    Last Update:
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  • 19
    NSHtml2Apk

    NSHtml2Apk

    Build an Android app from a website or embedded HTML pages

    Quickly and simply create an Android application (APK) from an http/https site or embedded HTML pages with its javascript files, styles, images, etc. nshtml2apk is software to compile progressive websites/html/web apps and stunning Android apps in just one click. No coding required. Users can use to port HTML games or web application to Android, customize them.
    4.5 out of 5 stars 2 Reviews
    Downloads: 39 This Week
    Last Update:
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  • 20
    mht to htm

    mht to htm

    Conversion from *.mht files to *.htm files.

    Conversion from *.mht files to *.htm files. mht2htm extracts all files from mht in single dir so you can open it on any OS. Also works with .eml, .msg, .nws... files
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    4.0 out of 5 stars 5 Reviews
    Downloads: 34 This Week
    Last Update:
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  • 21
    XML Tree Editor

    XML Tree Editor

    Basic cross-platform tree view XML editor

    XMLTreeEdit displays XML files as tree views and allows basic operations: adding, editting and deleting text nodes and their attributes. The main goal is providing a simple tool to create/edit XML configuration files for users without knowledge of XML. Built in Free Pascal Lazarus, which allows easy compilation for different target platforms. Currently binary executables were produced and tested on Windows (XP, 7) and Ubuntu Linux (GTK2). For developers: there are two units listed separately to support XML configuration files in your application: XMLfile.pas - Lazarus/Free Pascal uXMLConfig.pas - Delphi (2007..XE2)
    5.0 out of 5 stars 8 Reviews
    Downloads: 18 This Week
    Last Update:
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  • 22
    Logic simulator

    Logic simulator

    Educational digital logic circuit simulator

    Logic is a digital circuit simulator for education, written in Lazarus / Free Pascal. Place push buttons, switches, sensors, logic gates (AND, OR, NOT), counters, memories, lamps, relays, buzzers and 7-segment displays on a panel, connect them with wires and run the simulation. Power rails and a voltmeter make supply and voltage visible. Components can be shown as pictures or as IEC or ANSI schematic symbols. A built-in learning path with ten lessons and example panels guides students step by step. User interface and help are available in Dutch, English, French and German; the complete help is also available as PDF. It runs on Windows and Linux.
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    Downloads: 86 This Week
    Last Update:
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  • 23
    Graphics32 is a graphics library for Delphi and Lazarus. Optimized for 32-bit pixel formats, it provides fast operations with pixels and graphic primitives. In most cases Graphics32 considerably outperforms the standard TBitmap/TCanvas methods.
    4.1 out of 5 stars 15 Reviews
    Downloads: 16 This Week
    Last Update:
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  • 24

    virtualplanet

    Software for planet observation and study

    Allow you to visualize any planet aspect at any time. Include extended feature database and texture. Many function are oriented to the observation at the telescope and other to indoor research .
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    4.0 out of 5 stars 2 Reviews
    Downloads: 21 This Week
    Last Update:
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  • 25
    APK File Manager

    APK File Manager

    Organize your android .apk collection! Catalog and view informations.

    With this program you will be able to organize your (legally obtained) android .apk file collection. Features include getting Play Store information and screenshots from each apk file, and storing them offline for later viewing.
    4.5 out of 5 stars 11 Reviews
    Downloads: 11 This Week
    Last Update:
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