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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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EasyGCP

A simple tool for creating GCP files for WebODM

  • Active
  • Application
  • Lazarus
  • GitHub
  • ★ 2
  • GPL-3.0

Science

awesome-pascal

A curated list of awesome Delphi/FreePascal/(any)Pascal frameworks, libraries, resources, and shiny things. Inspired by awesome-... stuff. Open source and freeware only!

  • Active
  • Other
  • Lazarus and Delphi
  • GitHub
  • ★ 2,096
  • CC0-1.0

Learning and Examples

Kastri

Cross-platform library for Delphi

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 603
  • MIT

System

neural-api

CAI NEURAL API - Pascal based deep learning neural network API optimized for AVX, AVX2 and AVX512 instruction sets plus OpenCL capable devices including AMD, Intel and NVIDIA.

  • Active
  • Library
  • Lazarus and Delphi
  • GitHub
  • ★ 465
  • LGPL-2.1

Science

FastMM5

FastMM is a fast replacement memory manager for Embarcadero Delphi applications that scales well across multiple threads and CPU cores, is not prone to memory fragmentation, and supports shared memory without the use of external .DLL files.

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 345

System

PasClaw

Ultra-lightweight native AI agent framework written entirely in Object Pascal for Delphi and Free Pascal, designed for performance, portability, and extensibility.

  • Active
  • Library
  • Lazarus and Delphi
  • GitHub
  • ★ 67
  • MIT

Science

DelphiAnthropic

The Anthropic API wrapper for Delphi leverages cutting-edge models, including Anthropic's advanced Claude series, to deliver powerful features for chat interactions, vision processing, caching, efficient batch processing, connector MCP, skills and managed agents.

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 63
  • MIT

Networking

SnapTRAINER

A modular Virtual-PLC Trainer

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

System

KittoX

A Delphi framework for creating data-driven WEB SPA applications with HTMX

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 26
  • Apache-2.0

Networking Database

pcb

Monolithic repository containing QFSAE PCB designs.

  • Active
  • Other
  • GitHub
  • ★ 24
  • MIT

Other

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

tyro

Lua and other programming in simple platform to make programming fun

  • Active
  • Application
  • Lazarus
  • GitHub
  • ★ 21
  • MIT

Language Tools

jpmMath

Math routines by Jean-Pierre Moreau

  • Active
  • Library
  • Lazarus
  • GitHub
  • ★ 9

Science

BeamScheme

Extract and analyse 1D profiles from 2D arrays and images. BeamScheme V0.5 will be retired once V1.0 is stable.

  • Active
  • Application
  • Lazarus
  • GitHub
  • ★ 8

Science

RemoteControlCodes

Stores the codes sent by an IR remote control code to electronic devices

  • Quiet
  • Application
  • Lazarus
  • GitHub
  • ★ 7

System

Delphi-HelpChatAI

An in-app AI help assistant for Delphi applications, VCL and FireMonkey: a chat bubble the end user opens to ask how to use the application (“how do I export this grid?“, “what is this screen for?“). Answers come from the application's own documentation, optionally through an AI model, rendered as HTML inside an embedded browser.

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 6
  • Apache-2.0

GUI containers

haccdown

Downgrade your TI-84 Plus CE calculator to any OS version you want

  • Active
  • Application
  • GitHub
  • ★ 5

System

moon2d

A 2D platformer written in Delphi in 2008, rebuilt from scratch on modern Delphi + SDL2 eighteen years later. Same game, same arithmetic.

  • Active
  • Application
  • Delphi
  • GitHub
  • ★ 5
  • MIT

Games and Game Engines

novamonitor

Modern, high-performance Delphi & Free Pascal system telemetry and process inspection dashboard (MVVM architecture, High-DPI, Dark/Light theme).

  • Active
  • Application
  • Lazarus and Delphi
  • GitHub
  • ★ 5
  • MIT

System

StimSync

Open and versatile software and harware for valitdating timing in psychology experimemts and collecting responses

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

Science

StimSync

Firmware + other software useful for using our custom StimSync Device

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

Science

BackFlip

Better primary flight display - intended for use with RTIMULib2 - Arduino ADHRS + Pressure

  • Quiet
  • Application
  • GitHub
  • ★ 4

Indicators and Gauges

BeamSchemeV1

A profile and image analysis tool for medical physics. This is virtually a complete rewrite of BeamScheme V0.54.

  • Active
  • Application
  • Lazarus
  • GitHub
  • ★ 4

Science

JoltPhysics4Delphi

A Delphi wrapper and object-oriented binding layer for the Jolt Physics high-performance rigid body physics engine.

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 4
  • MIT

Bindings

Ouress

An Opinionated Underlabouring Research Environment for the Social Sciences

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

Science

StimSync

USB device for digital and analog inputs and outputs

  • Quiet
  • Application
  • Lazarus
  • GitHub
  • ★ 4
  • BSD-2-Clause

System

vtir

Vortex Tracker Improved - Rust port [VTIR]

  • Active
  • Application
  • Lazarus
  • GitHub
  • ★ 3
  • Unlicense

Other

Yutani-Building-better-worlds

A high-performance, multi-threaded 3D Sandbox & Multimedia Framework for Delphi. Powered by Jolt Physics, Raylib, R3D, SDL3, MiniAudio, TinySoundFont, libmpv, RecastNavigation, VerySimpleLua, GameNetworkingSockets, and Skia4Delphi.

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 3
  • Apache-2.0

Games and Game Engines

lmath32

LMath32 is a highly optimized, low-level assembly library that brings robust 32 & 64-bit signed and unsigned integer arithmetic to 16-bit Turbo Pascal applications

  • Active
  • Library
  • GitHub
  • ★ 2
  • MIT

Science

ray

X-Plane 12 Auto Missile Guidance Plugin

  • Active
  • Application
  • GitHub
  • ★ 2
  • MIT

Applications

AceUtitlies

A Windows application that actually search Windows for files! What an idea? Also a Windows 11 Notepad replacement and a few other miscellaneous utilites.

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

Other

orto

Small hack that makes ortho photos.

  • Quiet
  • Application
  • GitHub
  • ★ 1
  • MIT

Graphics

ginger

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

  • Package
  • Lazarus
  • GitHub

Other

Kastri

Cross-platform library for Delphi (mirror)

  • Active
  • Library
  • Delphi
  • Codeberg

Other