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Catalog

30,062 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.

pxx

One from-scratch compiler for Pascal, C and Python: native static binaries for Linux (x86-64, i386, aarch64, arm32, riscv32), wasm32, and ESP32-S3/C3 firmware. Own RTL, ELF writer and linker; self-hosting. Beta 0.1 'Blaise'.

  • Active
  • Application
  • Lazarus
  • GitHub
  • ★ 4
  • MPL-2.0

Language Tools

abc-pascal-tui

abc-pascal-tui is an IDE for Pascal based on the PascalABC.NET compiler, utilizing a Python-based TUI (Text User Interface).

  • Active
  • Application
  • GitHub
  • ★ 7
  • MIT

Edit and Memos

maXbox5

The Art of Coding: maXbox is a script tool engine, compiler and source lib all in one exe to design and code your scripts in a shellbook! It supports Pascal, Delphi (VCL), Python (P4D), PowerShell and Java Script (Edge WebView).

  • Active
  • Application
  • Delphi
  • SourceForge

Language Tools

gCode

Yet another scripting language Main features: - Pointers - Structures - Objectoriented programming (yet to come) - code in plain english - easy to learn (based on C, C++, Java, Pascal, Python, Lua)

  • Quiet
  • Application
  • SourceForge
  • BSD License

Language Tools

YTuner

YTuner is a simple project designed to replace vTuner internet radio service and dedicated to all users of AVRs made by Yamaha, Denon, Onkyo, Marantz, Pioneer, HK and others with built-in vTuner support.

  • Active
  • Application
  • Lazarus
  • GitHub
  • ★ 156
  • MIT

Networking Multimedia

surf-ice

GLSL surface rendering source code. Compiled versions available from NITRC. Loads 3DS, CTM, DXF, FreeSurfer, GII (GIfTI), GTS, LWO2, MS3D, MZ3, NV (BrainNetViewer), OBJ, OFF, PLY, STL, VTK. Tractography formats include BFloat, PDB, TCK, TRK, and VTK. Also NIfTI format voxelwise images.

  • Active
  • Application
  • Lazarus
  • GitHub
  • ★ 138
  • BSD-2-Clause

Graphics Science

SIMsalabim

A 1D drift-diffusion simulator for semiconductor devices (LEDs, solar cells, diodes, organics, perovskites)

  • Active
  • Application
  • GitHub
  • ★ 92
  • GPL-3.0

Science

miniedit

Mini text editor with highlighting code, made for PHP, Pascal, D, Lua, HTML and css or any text code.

  • Active
  • Application
  • Lazarus
  • GitHub
  • ★ 64
  • MIT

Edit and Memos

Avocado

Avocado - Polish programming language

  • Active
  • Application
  • Lazarus
  • GitHub
  • ★ 57
  • MIT

Language Tools

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

dn

DN revitalization

  • Active
  • Application
  • Lazarus
  • GitHub
  • ★ 43

Files and Drives

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

LuaDecompiler

Lua bytecode disassembler and decompiler for Lua 5.1, 5.2, 5.3, 5.4, and 5.5 binary chunks.

  • Active
  • Application
  • Lazarus
  • GitHub
  • ★ 41
  • AGPL-3.0

Language Tools

SedaiBasic

SedaiBasic Interpreter with VM

  • Active
  • Application
  • Lazarus
  • GitHub
  • ★ 31
  • GPL-3.0

Language Tools

Metamorf

A unified compiler-construction meta-language designed to define and build programming languages within a single .mor file. By describing tokens, grammar rules, semantic analysis, and code generation in one place, developers can produce native Win64 or Linux64 binaries via a built-in Zig/Clang pipeline.

  • Archived
  • Application
  • Delphi
  • GitHub
  • ★ 29

Language Tools

PineEngine

A Pine Script interpreter written in Delphi and Free Pascal, designed to execute scripts and return results as JSON.

  • Active
  • Application
  • Lazarus and Delphi
  • GitHub
  • ★ 28

Language Tools

maXbox4

code compiler script studio

  • Active
  • Application
  • Lazarus and Delphi
  • GitHub
  • ★ 26
  • GPL-3.0

Language Tools

corail

Plus de 510 utilitaires (en format EXE) en Turbo Pascal et/ou Free Pascal

  • Active
  • Application
  • Lazarus
  • GitHub
  • ★ 25
  • MIT

System

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

superpascal

Per Brinch Hansen's SuperPascal compiler and interpreter, ported to Free Pascal for modern 64-bit Linux, with examples and automated tests.

  • Active
  • Application
  • Lazarus
  • GitHub
  • ★ 20
  • 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

XIDE

This Lazarus project provides a RAD IDE for Free Pascal in the browser (Chrome) or desktop.

  • Active
  • Application
  • Lazarus
  • GitHub
  • ★ 17

Language Tools

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

Bru2Nii

Bruker ParaVision to NIfTI conversion

  • Quiet
  • Application
  • Lazarus and Delphi
  • GitHub
  • ★ 14

Science

lcd-display-designer-v2

Design layouts for 20x4 or 16x2 LCD Displays (with HD44780 controller) connected to Arduino, Raspberry Pi or other.

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

Other

LINUX-0

Clone Linux en Pascal (Turbo Pascal ou Free Pascal)

  • Active
  • Application
  • Lazarus and Delphi
  • GitHub
  • ★ 12
  • MIT

System

torov

ToroV allows user's applications to run as VMs and to communicate with the host OS by relying on a POSIX hypercall interface.

  • Quiet
  • Application
  • GitHub
  • ★ 12
  • GPL-3.0

System

DEV-COOLS

Suite de plus de 200 commandes pour les développeurs écrit en Pascal (Turbo Pascal et/ou Free Pascal).

  • Active
  • Application
  • Lazarus
  • GitHub
  • ★ 11
  • MIT

Applications

Golang-REVoid

Go_VM — Delphi Go Source Virtualizer & Obfuscator

  • Active
  • Application
  • Delphi
  • GitHub
  • ★ 11

Security

texrex

texrex web page cleaning & ClaraX random walk crawler

  • Archived
  • Application
  • Lazarus
  • GitHub
  • ★ 11
  • BSD-2-Clause

Applications

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

muterm

MuTerm is a terminal software to communicate for devices like as Modbus or etc. It use your Comm ports and Tcp Socket client. It can be portable Windows or Linux. ( I tried on debian based Mint 32 Bit) All rights reserved on me please don't use in commercial softwares. Let's do it your self ! 11.11.2015 Mehmet Ulukaya

  • Active
  • Application
  • Lazarus
  • GitHub
  • ★ 8

System

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

Avidai

High-performance offline AI video audit tool built with Lazarus (Free Pascal) and YOLOv8 for real-time object detection and timeline-synced verification.

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

Graphics

NativeMirror

Native Delphi implementation of PE-sieve functionality with a reusable library, CLI, and PE-sieve-compatible DLL for HollowsHunter integration.

  • Active
  • Application
  • Delphi
  • GitHub
  • ★ 7
  • BSD-2-Clause

Security

PB2PAS

PB2PAS is a protocol buffer compiler, that compiles protobufs to Pascal.

  • Active
  • Application
  • Lazarus
  • GitHub
  • ★ 7

Language Tools

IridiumSimulator

Interactive desktop simulator for systems biology

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

Science

superterm

Native GNU/Linux, macOS, and Windows terminal workspace; shared sessions and SSH on POSIX hosts.

  • Active
  • Application
  • GitHub
  • ★ 6
  • GPL-3.0

Networking

Supervisor

  • Active
  • Application
  • Lazarus
  • GitHub
  • ★ 6
  • GPL-2.0

System

DistanceFields

Rapid thickness estimates for images

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

Science

ForceDisplayer

ForceDisplayer is a simple simple GUI program that generates a python script that forces display resolution using xrandr!

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

System

Freepnt

Free Paint, a mouse-driven DOS paint program in Turbo Pascal, from 1995. Still compiles, and even runs in your browser or as an installed app.

  • Active
  • Application
  • GitHub
  • ★ 5
  • MIT

Graphics

NppESPHome-Plugin

A Notepad++ plugin to directly interact with ESPHome and manage related projects in Windows environment.

  • Active
  • Application
  • Delphi
  • GitHub
  • ★ 5
  • MPL-2.0

Edit and Memos

GEO-COMMANDER

GEO Commander - Ensemble de commande ecrit en Pascal (Turbo Pascal ou Free Pascal) d'aide à la géographie.

  • Active
  • Application
  • Lazarus
  • GitHub
  • ★ 4
  • MIT

Applications

Movsea

Movsea – Project for Recognizing Movies by Video.

  • Quiet
  • Application
  • Delphi
  • GitHub
  • ★ 4
  • MIT

Multimedia

Ouress

An Opinionated Underlabouring Research Environment for the Social Sciences

  • Active
  • Application
  • Lazarus
  • GitHub
  • ★ 4
  • BSD-3-Clause

Science

BonziClaude

Desktop companion powered by Claude Code's buddy_react API. BonziBuddy meets Claude.

  • Active
  • Application
  • Lazarus
  • GitHub
  • ★ 3
  • MIT

Applications