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30,058 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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shutdown-gui

This smal, but useful gui wrapper for windows built-in 'shutdown' console command.

  • Quiet
  • Application
  • Delphi
  • GitHub
  • ★ 3
  • MIT

System

ExPress - (Ex)ecutables' Com(press)or

A GUI Wrapper for UPX (Ultimate Packer for eXecutables). Runs on any platform that Lazarus/FPC support. Features: drag & drop, multiple files, etc.

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

Files and Drives

Delphi-Crash-Reporter

Cross-platform Delphi crash/exception reporter (Linux, macOS, Android, iOS) that emits EurekaLog .el-format reports (open in the EurekaLog Viewer): call stacks, CPU registers, modules, source line numbers. RTL-only core, no FMX dependency, no EurekaLog license required.

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 9
  • BSD-2-Clause

System

2.0 from 1 member

WebUI4Delphi

WebUI4Delphi is a WebUI wrapper, which allows you to use any web browser as a GUI, with Delphi or Lazarus/FPC in the backend and HTML5 in the frontend.

  • Active
  • Package
  • Lazarus and Delphi
  • GitHub
  • ★ 163
  • MIT

Bindings

gqemoo

GUI for qemoo - wrapper script for qemu to start and install guest systems

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

System

pascal-webui

Use any web browser as GUI, with Pascal in the backend and HTML5 in the frontend.

  • Active
  • Library
  • Lazarus and Delphi
  • GitHub
  • ★ 84
  • MIT

Bindings

fpdbus-tools

Free Pascal DBus Wrapper and Code Generation Tools

  • Active
  • Library
  • Lazarus
  • GitHub
  • ★ 10

Bindings

GW2DelphiAPI

Delphi (Object Pascal) wrapper for the GuildWars2 public API v1 and v2

  • Quiet
  • Library
  • Delphi
  • GitHub
  • ★ 5
  • GPL-3.0

Networking

RibbonFramework

Delphi wrapper and standalone Designer for the Windows Ribbon Framework (mirror)

  • Active
  • Library
  • Delphi
  • Codeberg

GUI containers

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

goverlay

Goverlay is an easy graphical interface to configure linux gaming applications

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

System

Alcinoe

Alcinoe empowers developers to build fast, modern apps without the usual complexity or performance bottlenecks. It keeps the focus on innovation—not tool constraints—delivering top performance, deep customization, and great cross-platform UX while staying independent of GAFA ecosystems.

  • Active
  • Package
  • Delphi
  • GitHub
  • ★ 1,134
  • Apache-2.0

Other

fpcupdeluxe

A GUI based installer for FPC and Lazarus

  • Active
  • Application
  • Lazarus
  • GitHub
  • ★ 645

Language Tools

Delphi-OpenCV

Project Delphi-OpenCV. Translation of OpenCV library header files in Delphi

  • Active
  • Library
  • Lazarus and Delphi
  • GitHub
  • ★ 542

Bindings Graphics

DelphiOpenAI

OpenAI (and DeepSeek, Azure OpenAI, YandexGPT, Ollama, GigaChat, Qwen) API wrapper for Delphi. Use ChatGPT, DALL-E, Whisper and other products.

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 318
  • MIT

Networking

cassotis-ime

Cassotis IME - a native Delphi/TSF Chinese Pinyin IME for Windows 10/11. 言泉输入法 —— 基于 Delphi/TSF 的 Windows 10/11 原生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
  • Delphi
  • GitHub
  • ★ 302
  • GPL-3.0

System

cheatengine-library

Cheat Engine Library is based on CheatEngine a debugger and coding environment particularly aimed at games, but can also be used for other purposes like debugging applications and used in schools for teaching how computers work

  • Archived
  • Library
  • Lazarus
  • GitHub
  • ★ 293

System

pasvulkan

Vulkan header generator, OOP-style API wrapper, framework and prospective Vulkan-based game engine for Object Pascal

  • Active
  • Library
  • Lazarus and Delphi
  • GitHub
  • ★ 230
  • Zlib

Bindings Graphics

MakerAi

The AI Operating System for Delphi. 100% native framework with RAG 2.0, autonomous agents, MCP protocol, and universal LLM connector. Supports OpenAI, Claude, Gemini, Ollama, and more. Delphi 10.4+ (limited), full support from Delphi 12 Athens.

  • Active
  • Library
  • Lazarus and Delphi
  • GitHub
  • ★ 216
  • MIT

Other

DelphiGrpc

DelphiGrpc is a Delphi implementation of the realtime and streaming gRPC protocol (http://grpc.io).

  • Quiet
  • Library
  • Delphi
  • GitHub
  • ★ 189
  • Apache-2.0

Networking

Trysil

A lightweight, attribute-driven ORM for Delphi

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 160
  • BSD-3-Clause

Database

Delphi-LightSaber

Lots and lots of "goodie" functions and 70 visual controls. More than 15 years of development have been put in this library. The library also wants to be a lightweight replacement for the mammoth Delphi Jedi library.

  • Active
  • Library
  • Lazarus and Delphi
  • GitHub
  • ★ 157

Other

NtUtilsLibrary

Delphi library for system programming on Windows using Native API

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 146
  • MIT

System

Delphi-MCP-Server

Native Delphi Server implementation of the Model Context Protocol (MCP)

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 143
  • MIT

Networking

mrmath

Delphi matrix library

  • Active
  • Package
  • Lazarus and Delphi
  • GitHub
  • ★ 111
  • Apache-2.0

Science

P4D-Data-Sciences

A collection of lightweight Python wrappers based on Python4Delphi simplifying Data Sciences development with Delphi

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 110
  • MIT

Bindings Science

DelphiDeepseek

The Deepseek API wrapper for Delphi leverages Deepseek’s advanced models to deliver powerful capabilities for seamless and dynamic conversational interactions, including a model optimized for reasoning, and now also supports running local models through an LM Studio server.

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 100
  • MIT

Networking

FpTelegram

Telegram bots API library

  • Active
  • Package
  • Lazarus
  • GitHub
  • ★ 95
  • MIT License, MIT

Networking In the Online Package Manager

rnl

RNL - Realtime Network Library - The opensource reliable UDP network library

  • Active
  • Library
  • Lazarus and Delphi
  • GitHub
  • ★ 90
  • Zlib

Networking

DelphiGenAI

The GenAI API wrapper for Delphi seamlessly integrates OpenAI’s latest models (gpt-5 serie), delivering robust support for agent chats/responses, text generation, vision, audio analysis, JSON configuration, web search, and asynchronous operations. Image generation with gpt-image-2. Skills and agents

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 88
  • MIT

Networking

JsonToDelphi

generate delphi classes from json (Json To Delphi Class Generator / JSON Data Binding Tool FMX, VCL and uniGUI)

  • Active
  • Application
  • Delphi
  • GitHub
  • ★ 76

Language Tools

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

DX.Pdfium4D

Delphi Cross-Platform Wrapper for Google's PDFium - Object-oriented PDF document handling for Windows, macOS, Android, iOS

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 62
  • MIT

Bindings

glidetrace

Glide2x capture and replay tools

  • Quiet
  • Application
  • Lazarus
  • GitHub
  • ★ 12

Graphics

DelphiGemini

Delphi wrapper for the Google Gemini API: stateless generation and agent workflows with multimodal, streaming, persistent interactions, structured outputs, vector search, batch, image/video generation, and grounding (Search/Maps).

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 52
  • MIT

Networking

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

Delphi-BASS

Delphi's FMX and VCL header/wrapper units for BASS audio library plus add-ons

  • Quiet
  • Library
  • Delphi
  • GitHub
  • ★ 40

Bindings Multimedia

csscontrols

Implementation of basic css drawing for pascal (fpc, lazarus, delphi)

  • Active
  • Package
  • Lazarus and Delphi
  • GitHub
  • ★ 38
  • Apache-2.0

GUI containers Graphics

Delphi_Utils_Library

A library with some useful utilities for your Delphi Apps.

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 37
  • BSD-3-Clause-Clear

Other

duckdb-fp

A clean and intuitive wrapper for DuckDB in FreePascal, providing easy database operations and DataFrame-like result handling.

  • Active
  • Package
  • Lazarus
  • GitHub
  • ★ 35
  • MIT

Bindings Database

OpenAI-Delphi

A simple wrapper for the openAI API using Delphi

  • Quiet
  • Library
  • Delphi
  • GitHub
  • ★ 35

Networking

pascal-pipes-faa

Cross-platform inter-process communication for Delphi 12+ (Win64) and FPC/Lazarus (Linux x86_64/ARM64): the same API at three scopes — local IPC (Named Pipe/UDS), TCP and TLS with optional mTLS. Synchronous Request-Reply, topic pub/sub with wildcards and retain, AutoReconnect and thread-safe dispatch (pool/serialized/main thread).

  • Active
  • Package
  • Lazarus and Delphi
  • GitHub
  • ★ 6
  • MIT

System

HTML-To-Delphi-FMX

AI agent skills for converting HTML/CSS UI designs into native Delphi FireMonkey (FMX) interfaces. Supports Codex, GitHub Copilot, and other AI coding agents.

  • Active
  • Other
  • Delphi
  • GitHub
  • ★ 32
  • MIT

Other

DX.Logger

Minimalistic cross-platform logging library for Delphi with extensible provider architecture

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 30
  • MIT

Other

DelphiMistralAI

DelphiMistralAI wrapper brings Mistral’s text-vision-audio models and agentic Conversations to Delphi, with chat, embeddings, Codestral codegen, fine-tuning, batching, moderation, async/await helpers and live request monitoring.

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 28
  • MIT

Networking

NDXSQLite

Thread-safe SQLite wrapper for Free Pascal/Lazarus featuring connection pooling, AES-256 encryption (SQLCipher), schema migrations, async operations, and full TDataSet compatibility. Cross-platform: Linux, Windows, macOS.

  • Active
  • Package
  • Lazarus
  • GitHub
  • ★ 28
  • MIT

Database Bindings

KittoX

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

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

Networking Database

IAMClient4D

IAMClient4D is a Delphi client library for integrating applications with Keycloak, providing full OAuth2/OpenID Connect support (including PKCE), token and user management, and a lightweight asynchronous task framework (Async.Core) for thread-safe operations across VCL and FMX.

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 24
  • Apache-2.0

Security Networking

ZUGFeRD-for-Delphi

ZUGFeRD / Factur-X Implementation for Delphi

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 23
  • Apache-2.0

Other

file2knowledge

Delphi Lab showcasing OpenAI's v1/responses endpoint with vector search, integrations, and session-based chat. Practical integration of generative AI. Also manages Deep Research.

  • Active
  • Other
  • Delphi
  • GitHub
  • ★ 22

Learning and Examples

YADF

Yet Another Delphi Formatter

  • Active
  • Application
  • Delphi
  • GitHub
  • ★ 22
  • MPL-2.0

Language Tools