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30,098 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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DUnit2

. Delphi Fork of the DUnit Project that adds several new features.

  • Library
  • Delphi
  • SourceForge

Other

DxGetText

Lazarus dxGetText is a conversion of the dxGetText project (http://dybdahl.dk/dxgettext/). From the dxGetTest website: "Initially, this project used a Windows port of the GNU gettext library, but has made it much further and today it is a complete reimplementation of the GNU gettext library with many enhancements".

  • Library
  • Lazarus

Other

dynlibx

dynloading Xlib units

  • Quiet
  • Library
  • Lazarus
  • GitLab

Other

dynx

Pascal dynamic loader headers of Xlib, Xft and PThreads libraries.

  • Quiet
  • Library
  • gitlab.freedesktop.org

Other

EncConv

EncConv is a package which gives unit EncConv, to convert text to/from UTF8. It was based on LazUtils' unit LConvEncoding , but API was changed and simplified. The list of supported encodings is the same as in LConvEncoding.

  • Library
  • Lazarus

Other

EnzymeModel

See wiki

  • Quiet
  • Other
  • SourceForge
  • Creative Commons Attribution License

Other

esurat

esurat from wamp

  • Other
  • Lazarus
  • GitHub

Other

Extends_xCL

Extends xCL is an Open Source set of classes, components, functions or procedures to extend VCL and LCL libraries

  • Package
  • Delphi
  • GitHub

Other

FacturLinEx

The suite of Gestion LinEx is being moved to Lazarus It is old news that FacturLinEx is moving to Lazarus. The majority of the units are now written for FacturLinEx 2.0 and the old units written in Kylix3Open are being transfered.

  • Quiet
  • Application
  • Lazarus
  • SourceForge
  • GNU General Public License version 2.0 (GPLv2)

Other

FarsiWeb

General information, and a pack of tools for manipulating the Persian (Farsi) language and script, on different platforms and operating systems.

  • Quiet
  • Other
  • SourceForge
  • Public Domain, GNU Library or Lesser General Public License

Other

fcl-base

The FCL-Base package contains a number of units that are either really "base" functionality or more misc stand-alone units.

  • Library
  • Lazarus

Other

fcl-extra

For the ServiceManager unit inside fcl-extra, please see ServiceManager

  • Library
  • Lazarus

Other

fcl-res

fcl-res is a Free Component Library component that provides functionality to create and access all kinds of resources, including those on:

  • Library
  • Lazarus

Other

fcl-xml

The package FCL-XML contains units that parse XML and HTML files to DOM, and can render the DOM tree to HTML, XHTML and XML.

  • Library
  • Lazarus

Other

Flag component

The download contains the component, an installation package and a demo application that illustrates the features of the component.

  • Library
  • Lazarus

Other

FontImageList

The lazarus component that store glyphs built from installed fonts.

  • Active
  • Package
  • Lazarus
  • GitLab

Other

fpc-lazarus-classes

Classes for FPC Free Pascal Compiler and Lazarus

  • Active
  • Library
  • Lazarus
  • Codeberg

Other

Free Pascal Gfx Library

The Free Pascal GFX Library is a framework to quickly develop cross-platform GUI software. It is light weight, and connects directly to the underlying system, allowing for the creation of small and fast graphical applications.

  • Library
  • Lazarus
  • SourceForge
  • GNU Library or Lesser General Public License version 2.0 (LG

Other

fpGUI Toolkit

This is a widget set to quickly develop cross-platform GUI software using the Free Pascal Compiler. It doesn't rely on large third party libraries - which makes fpGUI applications easy to deploy. Also included: help viewer, visual form designer.

  • Quiet
  • Library
  • Lazarus
  • SourceForge
  • GNU Library or Lesser General Public License version 2.0 (LG

Other

FreeCLX

FreeCLX is the Open Source project for Borland's CLX Component Library for Linux. A Borland No-Nonsense licensed version of CLX is available in the Desktop and Server Editions of Kylix. A Borland Kylix compiler is required to build FreeCLX.

  • Quiet
  • Library
  • Delphi
  • SourceForge
  • Other License, GNU General Public License version 2.0 (GPLv2

Other

FreeEsVclComponents

Free ErrorSoft Components for Delphi (VCL) & EsVclCore lib

  • Active
  • Library
  • Delphi
  • Codeberg

Other

Fundamentals Code Library

Collection of Delphi / FreePascal code units. Includes libraries for Unicode, Strings, Data Structures, Sockets and Mathematics.

  • Quiet
  • Library
  • Lazarus and Delphi
  • SourceForge
  • Other License

Other

ginger

Modern Jinja2 template engine for FPC. Seamless integration with mORMot 2 & Brook frameworks for high-speed HTML rendering.

  • Package
  • Lazarus
  • GitHub

Other

GMLib

Google Maps Library seems abandoned, active fork on GH here and here Delphi Components for Delphi/C++ Builder that encapsulate the GoogleMaps API to administrate a map, markers, polygons, rectangles, polylines, etc. All objects that you can put into a map.

  • Library
  • Delphi

Other

GolfmlClass

---- * A Lazarus/Free Pascal class to accept data via properties and write a well-formed golfml XML golf information exchange file. * It will also read a well-formed golfml XML golf information exchange file and present the data via properties. * You can have as many Courses and Tee positions as you like (they are stored in internal dynamic arrays) , but only one Golf Club. Holes can be 1 up to 18. * ugolfmlclass.pas is available for download [http://code.google.com/p/golfml/source/browse/#svn%2Fgolfml%2Fcoursewriter%2Fsource%2F2.x from here] * An example application Golfml Coursewriter is a

  • Library
  • Lazarus

Other

graphify

AI coding assistant skill (Claude Code, Codex, OpenCode, Cursor, Gemini CLI, and more). Turn any folder of code, SQL schemas, R scripts, shell scripts, docs, papers, images, or videos into a queryable knowledge graph. App code + database schema + infrastructure in one graph.

  • Other
  • Lazarus
  • GitHub

Other

graphify

Rust reimplementation of Graphify (Python)

  • Other
  • Lazarus
  • GitHub

Other

graphify-okf

Graphify fork that emits OKF-compatible Obsidian vaults

  • Other
  • Lazarus
  • GitHub

Other

graphify-on-graphify

graphify pointed at its own source: full knowledge-graph build of the graphify v8 repo, with findings, token-savings analysis, and committed evidence for every claim

  • Other
  • Lazarus
  • GitHub

Other

graphoxide

Native code knowledge graphs for developers and AI agents

  • Other
  • Lazarus
  • GitHub

Other

apps-portable

封裝以繁體中文為主的免安裝且免費的軟體

  • Other
  • SourceForge

Other

GUI AutoSave

Save the state of all GUI controls on application shutdown and then restore them loaded on application startup: It can load/save: form's position, checkboxes, radiobuttons, etc, etc

  • Library
  • Delphi
  • GitHub

Other

HobbyProjects

Just a repository of various personal projects, nothing nefarious here, I swear!

  • Other
  • Lazarus
  • GitHub

Other

HotLog

Logging component for Delphi and Lazarus. Version 3.3 (02-05-2019) Multithreaded, object oriented, buffered safe. The log file will be correctly written to disk, even if your application crashes. The logging/parsing/formating and optionnal visual feedback work don't consume your main thread's time. Logging environment to support debugging. Easy-to-use strings formating capabilities. Update of Olivier Touzot's HotLog component 2004,2005. Many Thanks to Olivier.

  • Quiet
  • Library
  • Lazarus and Delphi
  • SourceForge

Other

HTE

  • Other
  • Lazarus
  • GitHub

Other

hugediscord

Discord Bots and Libraries in every language possible

  • Other
  • Lazarus
  • GitHub

Other

ictools_pack

Пакет собственных компонент для Lazarus

  • Package
  • Lazarus
  • GitHub

Other

ikhebtools

The project create, modify and translate existed libraries and tools for using the Hebrew language and Bi-Directional tools using FreePascal as main development compiler

  • Quiet
  • Library
  • Lazarus
  • SourceForge
  • GNU Library or Lesser General Public License version 2.0 (LG

Other

InputLock

InputLock.exe will block any input to your computer while still allowing you to view the monitor.

  • Quiet
  • Application
  • Lazarus
  • GitLab

Other

iRCXVC

Project moved to http://www.sf.net/projects/remotecx

  • Quiet
  • Other
  • SourceForge
  • GNU General Public License version 2.0 (GPLv2)

Other

Delphi Web Utils

Delphi Web Utils contain the uJson . uJson unit contain the class: JSONObject, JSONArray and JSONTokenezer .This classes handle json structures.

  • Active
  • Library
  • Delphi
  • SourceForge
  • MIT License

Other

JEDI Code Library

The JEDI Code Library (JCL) consists of a set of thoroughly tested and fully documented utility functions and non-visual classes which can be instantly reused in your Delphi and C++ Builder projects.

  • Active
  • Library
  • Delphi
  • SourceForge
  • Mozilla Public License 1.1 (MPL 1.1)

Other

JEDI VCL for Delphi

JVCL is a library of over 600 Delphi components developed by "Project JEDI" members.

  • Active
  • Library
  • Delphi
  • SourceForge
  • Mozilla Public License 1.1 (MPL 1.1)

Other