Sign in Join

Live chat for Free Pascal, Lazarus, Delphi and every Pascal programmer.

Catalog

30,060 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.

Random project How the catalog works

stream-adapter

A Pascal stream class that is implemented as an interface, thus offering reference-counting.

  • Quiet
  • Library
  • Delphi
  • GitHub
  • ★ 6
  • MIT

Other

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

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

delphi-orm

DORM, the "Delphi ORM" (not actively mantained). Use DMVCFramework and TMVCActiveRecord.

  • Active
  • Package
  • Lazarus and Delphi
  • GitHub
  • ★ 176

Database

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

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

Chart4D

Native Delphi charting library for VCL and FMX: clean newspaper-style defaults, PNG export, zero dependencies

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 43
  • MIT

Charts and Graphs

nats.delphi

Delphi client for NATS, the cloud native messaging system.

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 41
  • MIT

Networking

Logify

Logify MetaLogger for Delphi

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 38
  • MIT

System

Delphi_Utils_Library

A library with some useful utilities for your Delphi Apps.

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

Other

dolphin

A Delphi/Object Pascal ML framework: GPT-style Transformers + GPU training + tabular DataFrames

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 27

Science

RetroMul

A cross-platform, extendable, multi-emulator written by Delphi FMX

  • Active
  • Application
  • Delphi
  • GitHub
  • ★ 25
  • MIT

Games and Game Engines

pasriscv

PasRISCV is a RV64GCV/RVA23 RISC-V emulator, which is implemented in Object Pascal

  • Active
  • Application
  • Lazarus and Delphi
  • GitHub
  • ★ 17
  • Zlib

System

Telegram4D

Telegram Bot API library for Delphi and Free Pascal

  • Active
  • Library
  • Lazarus and Delphi
  • GitHub
  • ★ 13
  • Apache-2.0

Networking

WinCoreUtils

A a growing collection of small, focused, Windows-native command-line tools inspired by the classic GNU / Unix core utilities.

  • Active
  • Application
  • Delphi
  • GitHub
  • ★ 13
  • MIT

System

wfc

wave function collapse algorithm

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

Games and Game Engines

PascalFramework

Pascal Framework is a foundational library for Free Pascal, Lazarus and Delphi applications.

  • Active
  • Package
  • Lazarus and Delphi
  • GitHub
  • ★ 1
  • MIT

Bindings Language Tools

QuickNN

  • Active
  • Application
  • Delphi
  • GitHub
  • ★ 1
  • MIT

Other

horse-provider-crosssocket

High-performance, security-hardened CrossSocket provider for the Horse web framework. Replaces the default Indy provider with IOCP/epoll async I/O, an object pool, enforced request limits, and OpenSSL 3.x native TLS.

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 9

Networking

Skia4DelphiCanvas

Skia-backed implementation of Vcl.Graphics.TCustomCanvas for Windows/Delphi and FPC on Windows or Linux.

  • Active
  • Library
  • Lazarus and Delphi
  • GitHub
  • ★ 9
  • MIT

Graphics

DatabaseTethering

Here are three Client-/Server-Applications as examples of database tethering.

  • Quiet
  • Other
  • Delphi
  • GitHub
  • ★ 8
  • Apache-2.0

Database

velox-ui

VeloxUI — High-velocity, zero-dependency Object Pascal (Delphi VCL & Lazarus/Free Pascal LCL) desktop MVVM & Windows 11 Fluent UI micro-framework: DWM Mica, undocumented uxtheme dark scrollbars, GDI+ vector cards, High-DPI control fixers, flicker-free generic OwnerData virtual grids, and NT Kernel helpers.

  • Active
  • Library
  • Lazarus and Delphi
  • GitHub
  • ★ 8
  • MIT

GUI containers

Virtuoso

Virtuoso is a single-unit, zero-dependency Delphi library that provides unified, thread-safe, generic access to memory-mapped buffers and files.

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 8

Other

Delphi-Generic-Database

Classes para Conexão Agnóstica à Bancos de Dados e Exibição de Dados em Componentes de Forma Persistente

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 7

Database

FMXInput

Standalone Delphi desktop input library (not only FMX)

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 6
  • MIT

System

mormot2-ai

mORMot2-based AI/LLM extension for Free Pascal and Delphi: MCP server, LLM clients, embeddings, vector stores, RAG

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

Networking

superterm

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

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

Networking

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

NativeGrep

Fast parallel file-search library and CLI for Delphi (Win64), built on NativePattern - literal, fuzzy, masked-hex, and regex search with Unicode-aware matching.

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

Files and Drives

COVID-ContactTracing-RestauBar

Logiciel de suivi et enregistrement des clients dans les établissements recevant du public. Une partie du projet CCTRB.

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

Applications

DelphiLibSQLIte

static Delphi binding for SQLite and SQLCipher on Windows

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 3

Database

lazmacropad

Very basic macro key pad

  • Quiet
  • Application
  • Lazarus
  • GitHub
  • ★ 3

System

PaxLang

Pax is a Pascal/Oberon-inspired systems language that compiles to modern C++23 using Zig’s Clang toolchain, with a pass-through design that lets you mix raw C++ and Pax code freely in the same source file.

  • Active
  • Application
  • Delphi
  • GitHub
  • ★ 3

Language Tools

TRadioPlayer

Native Delphi/Pascal internet radio playback built directly on FFmpeg 8 headers and a Windows audio backend. The project now centers on a reusable `TRadioPlayer` engine plus a reusable console UI layer and a concrete console player application.

  • Active
  • Application
  • Delphi
  • GitHub
  • ★ 3
  • BSD-2-Clause

Multimedia

32bit-Alpha-Channel

This Example demonstrates the creation of a 32-bit Bitmap with Alpha Channel that can be used as a Watermark Creator.

  • Active
  • Other
  • Delphi
  • GitHub
  • ★ 2

Learning and Examples

DAI

DelphiAI - MCP for the Delphi IDE

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 2
  • MPL-2.0

Lazarus IDE plugins

Delphi_pimono

A desktop AI coding assistant built with Delphi

  • Active
  • Application
  • Delphi
  • GitHub
  • ★ 2

Applications

ERD-Card-Toolkit

A Delphi component library for reading and writing smart cards, contactless tags, magnetic stripes and RFID input on Windows.

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 2

System

hefesto

Simple, efficient background job processing for Delphi — fluent API, retry, observability and pluggable queue brokers

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 2
  • MIT

Other

hermes

Modern Redis client for Delphi — thread-safe, centralized RESP parser, Synapse or Indy transport adapters

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 2
  • BSD-3-Clause

Database

horse-provider-ics

OverbyteICS transport provider for the Horse framework — a drop-in alternative to Indy with modern OpenSSL 3.x/4.x TLS (TLS 1.3, mTLS). Delphi/Windows; enabled by {$DEFINE HORSE_PROVIDER_ICS}.

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 2
  • MIT

Networking

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

DiskBender

Amstrad CPC DSK disk image manager — CLI, TUI, and GUI

  • Active
  • Application
  • Lazarus
  • GitHub
  • ★ 1

Graphics

FASTDIR

Alternative DIR that is fast on older system where XT-IDE or PICOMEM hard drives are used

  • Active
  • Library
  • GitHub
  • ★ 1
  • MIT

Other

json4d

  • Active
  • Application
  • Delphi
  • GitHub
  • ★ 1
  • MIT

Other

MyraLang

Myra is a statically-typed, compiled language in the Pascal/Oberon tradition. It transpiles to C++23 and uses Zig as a build backend, producing real x86-64 executables and libraries for Windows and Linux. The backend is invisible. You write Myra. You get binaries. Myra - Pascal. Refined.

  • Active
  • Application
  • Delphi
  • GitHub
  • ★ 1

Other

PascalWeb-RC1

PascalWeb is a Web framework for Free Pascal focused on native binaries, routing, middleware, JSON APIs, validation and backend development.

  • Active
  • Library
  • Lazarus
  • GitHub
  • ★ 1

Other

pasriscv

PasRISCV is a RV64GC RISC-V emulator, which is implemented in Object Pascal

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

Other

Toobit4D

A dependency-light Toobit exchange API client for Delphi and FreePascal

  • Active
  • Application
  • Lazarus and Delphi
  • GitHub
  • ★ 1
  • Apache-2.0

Networking Cryptography

treatmentform

A form validation and treatment library for Delphi. Written in 2017, rewritten in 2026 — the v1.0 tag preserves the original.

  • Active
  • Application
  • Delphi
  • GitHub
  • ★ 1
  • MIT

Other

Bold for Delphi

. Delphi Model-Driven Architecture MDA framework and ORM. Design your domain model in UML and generate Delphi classes and database schemas. Features OCL Object Constraint Language for queries and derived attributes, automatic UI synchronization, built-in undo/redo, optimistic locking, and object subscriptions. Persistence via FireDAC, UniDAC or XML, supporting most modern databases. This fork adds Unicode and modern Delphi support. Official Embarcadero repo is for Delphi 7.

  • Library
  • Delphi
  • GitHub

Database

ginger

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

  • Package
  • Lazarus
  • GitHub

Other

graphoxide

Native code knowledge graphs for developers and AI agents

  • Other
  • Lazarus
  • GitHub

Other

praxo-core

MIT-licensed agent framework for the AxisVela ecosystem: governed agent loop, model/tool/memory/event primitives, plugins, sandboxing, and policy.

  • Package
  • Lazarus
  • GitHub

Other