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Catalog

30,057 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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jcf-pascal-format

JEDI code formatter better compatible with modern Delphi

  • Quiet
  • Application
  • Lazarus and Delphi
  • GitHub
  • ★ 39

Language Tools

3.0 from 1 member

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

Oh-Mini-Mineral

Ultra-lightweight Classic Macintosh System 7 Desktop & Microkernel Client for Mineral (Free Pascal + Lazarus LCL + Rust)

  • Active
  • Application
  • Lazarus
  • GitHub
  • ★ 3
  • AGPL-3.0

System

PhosphorIDE

PhosphorIDE - a Lazarus/LCL editor for Phosphor BASIC. Edits, checks, compiles and runs .bas by spawning the phosphor host as a child process, never linking it. Windows + Linux, MIT.

  • Active
  • Application
  • Lazarus
  • GitHub
  • ★ 2
  • MIT

Edit and Memos

Nexagon

Nexagon - Modern, Fast & Portable Local Development Stack for Windows (Native Free Pascal / Lazarus LCL Win64)

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

Other

pascal-snake

Snake game in Object Pascal that compiles on both Delphi (VCL) and Lazarus (LCL) - a worked example of the dual-compiler-delphi-lazarus Claude Code skill

  • Active
  • Application
  • Lazarus and Delphi
  • GitHub
  • ★ 1

Games and Game Engines

PingHD

A cross-platform, and standalone tool to prevent all of your hard drives from entering auto-sleep mode.

  • Quiet
  • Application
  • Lazarus
  • GitHub
  • ★ 18
  • GPL-3.0

System

TerminalEmulator

Terminal Emulator for Linux/Unix's and Win10+

  • Active
  • Application
  • Lazarus
  • GitHub
  • ★ 7
  • BSD-3-Clause

Applications

IDE-FileManager

A simple File manager for Lazarus IDE. Uses LCL components ShellTreeview and ShellListview linked together. They take care of most of the job. Also works as a show-case for their usage. Supports opening a file in editor and synchronizing active files between file manager and editor.

  • Application
  • Lazarus
  • GitLab
  • Modified LGPL

Files and Drives In the Online Package Manager

delphiemailclient

Automatically exported from code.google.com/p/delphiemailclient

  • Quiet
  • Application
  • Delphi
  • GitHub
  • ★ 1

Networking

ProDentalClinic

Programa que cadastra estoque e exibe quantidade e valores de produtos dentários

  • Quiet
  • Application
  • Delphi
  • GitHub
  • ★ 1

Applications

goverlay

Goverlay is an easy graphical interface to configure linux gaming applications

  • Active
  • Application
  • Lazarus
  • GitHub
  • ★ 1,582
  • GPL-3.0

System

FMD

Forked from https://sf.net/p/fmd/

  • Quiet
  • Application
  • Lazarus
  • GitHub
  • ★ 740
  • GPL-2.0

Networking

fhirserver

Reference Implementation Server for the FHIR Specification

  • Active
  • Application
  • Lazarus
  • GitHub
  • ★ 203

Networking

mseide-msegui

MSEide is a Rapid Application Development IDE for platform independent rich GUI applications in the Pascal language. It comes with its own GUI toolkit called MSEgui. Binaries: https://github.com/mse-org/mseide-msegui/releases

  • Active
  • Application
  • Lazarus
  • GitHub
  • ★ 167
  • GPL-2.0

Language Tools

cqrlog

Linux logging program for amateur radio operators

  • Active
  • Application
  • Lazarus
  • GitHub
  • ★ 148
  • GPL-2.0

Networking

DelphiCodeCoverage

. Delphi Simple Code Coverage tool for Delphi that creates code coverage reports based on detailed MAP files.

  • Active
  • Application
  • Delphi
  • GitHub
  • ★ 97
  • MPL-2.0

Language Tools

SmartSetApps

SmartSet apps for keyboards, foots pedals and more

  • Active
  • Application
  • Lazarus
  • GitHub
  • ★ 81
  • GPL-3.0

System

Hex

Hex editor designed for analyzing binary files.

  • Active
  • Application
  • Lazarus
  • GitHub
  • ★ 80
  • MIT

Edit and Memos

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

zTranslate

zTranslate是pascal/c++圈的国际化之手，可以一键国际化，也可以用最廉价外包投入解决项目国际化问题

  • Quiet
  • Application
  • Lazarus and Delphi
  • GitHub
  • ★ 36
  • Apache-2.0

Language Tools

cpm86-crossdev

CP/M-86 (and MS-DOS 1.1/2.0) cross development environment

  • Active
  • Application
  • GitHub
  • ★ 32
  • MIT

Language Tools

XSID

Tools for the playback of XSID files and conversion of SID files.

  • Quiet
  • Application
  • Lazarus
  • GitHub
  • ★ 30

Multimedia

cqrprop

Shows propagation data provided by Paul, N0NBH on a Linux desktop

  • Active
  • Application
  • Lazarus
  • GitHub
  • ★ 23
  • GPL-2.0

Science

pas2dart

Object Pascal (Free Pascal 3, Delphi 2007) to Dart (2.5) transpiler

  • Quiet
  • Application
  • Lazarus and Delphi
  • GitHub
  • ★ 22
  • GPL-3.0

Language Tools

freesparta

FreeSparta - is a distribution/patch of the mature Lazarus/Typhon environment

  • Quiet
  • Application
  • Lazarus
  • GitHub
  • ★ 17

Lazarus IDE plugins

tempo

Tempo - a simple, native time tracking application for personal productivity.

  • Active
  • Application
  • Lazarus
  • GitHub
  • ★ 16
  • MIT

Date and Time

FhazEditor

Built natively with Lazarus/FPC — blazingly fast, minimal footprint, 100% bloatware-free.

  • Active
  • Application
  • Lazarus
  • GitHub
  • ★ 15
  • GPL-3.0

Edit and Memos

tpx

TpX: drawing tool for TeX

  • Active
  • Application
  • Lazarus
  • GitHub
  • ★ 15
  • GPL-2.0

Graphics

HtmlBuilder

Static website generator with a local web server, FTP updater, and AI/LLM support.

  • Active
  • Application
  • Lazarus
  • GitHub
  • ★ 13

Networking

pasterm

PasTerm Terminal Emulator

  • Active
  • Application
  • GitHub
  • ★ 12
  • Zlib

System

stimulus_control

A teaching machine for free behavioral experiments

  • Active
  • Application
  • Lazarus
  • GitHub
  • ★ 12
  • GPL-3.0

Science

tc-logviewer

Logviewer for Total Commander - standalone and lister

  • Active
  • Application
  • Lazarus
  • GitHub
  • ★ 12

Files and Drives

Atopas

atop as web-mobile-desktop

  • Quiet
  • Application
  • Lazarus
  • GitHub
  • ★ 11

System

MIRP

MIDI Input to Roblox Piano program.

  • Archived
  • Application
  • Lazarus
  • GitHub
  • ★ 11

Multimedia

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

CqrlogAlpha

CqrlogAlpha is a Cqrlog(by OK2CQR&OK1RR) clone that is under development

  • Active
  • Application
  • Lazarus
  • GitHub
  • ★ 9
  • GPL-3.0

Networking

firewall-pascal

Simple HTTP proxy-firewall in Pascal/Lazarus

  • Active
  • Application
  • Lazarus
  • GitHub
  • ★ 9

Networking

bookthief

Prepares PDFs to be home-printed as booklets

  • Active
  • Application
  • Lazarus
  • GitHub
  • ★ 8
  • GPL-3.0

Files and Drives

nc-amp

nc-amp - a native Free Pascal/Lazarus music player for Windows and macOS with a classic Winamp-style look. 基于 Free Pascal/Lazarus 的 Windows / macOS 原生开源音乐播放器，经典 Winamp 风格界面，支持 MP3、FLAC、APE（含 CUE）、WAV、Ogg、Opus、M4A 等格式，拖入即随机循环播放。

  • Active
  • Application
  • Lazarus
  • GitHub
  • ★ 8
  • GPL-3.0

Multimedia

ashley

Ashley is an all-in-one, single-click local AI assistant. It bundles an llama.cpp LLM inference engine, a Symfony/PHP web chatbot interface, a CEF-based web client (PHP Desktop), and a service manager (written in Free Pascal) into one package - no Internet connection or cloud API key required at runtime.

  • Active
  • Application
  • Lazarus
  • GitHub
  • ★ 7
  • Apache-2.0

Applications

Botes

Simple program to keep track of notes organized by hashtags.

  • Active
  • Application
  • Lazarus
  • GitHub
  • ★ 7
  • MIT

Edit and Memos

dbdesigner-fork

Treat it as an early beta: DB Designer Fork is a fork of the fabFORCE DBDesigner 4. It integrates entity relationship design,front-end (you can run queries) and SQL exporting.DB Designer Fork generates SQL scripts for Oracle, SQL Server, MySQL, FireBird, SQLite and PostgreSQL.

  • Active
  • Application
  • Lazarus and Delphi
  • GitHub
  • ★ 6

Database

lazarus_old

Lazarus IDE / None-official mirror. - - - Official svn repository svn.freepascal.org/svn/lazarus - - - To report issues use the bugtracker at https://bugs.freepascal.org/main_page.php - - - Pull Requests must be pre-agreed with me on the official Lazarus mailing-list or forum. This usually will be ok for SynEdit or the Debugger.

  • Archived
  • Application
  • Lazarus
  • GitHub
  • ★ 6

Language Tools

LAZE-3D

LAZE-3D is a cross-platform Pascal (Lazarus) rewrite project of MASMZE-3D (v1.1), a half-game, half-(tech)demo made on MASM32 and WinAPI.

  • Quiet
  • Application
  • Lazarus
  • GitHub
  • ★ 6
  • GPL-3.0

Games and Game Engines

Open-Chemera

Open source Chemera

  • Quiet
  • Application
  • Lazarus
  • GitHub
  • ★ 6

Science

barev-im

A GUI for the Barev protocol built with Lazarus/Free Pascal.

  • Active
  • Application
  • Lazarus
  • GitHub
  • ★ 5
  • Apache-2.0

Networking