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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.

Pascal Mock

Mock object library for Delphi/Kylix/Free Pascal. This library enables the easy creation and use of Mock objects for unit testing. Independant of the unit testing framework.

  • Quiet
  • Library
  • Lazarus and Delphi
  • SourceForge
  • Mozilla Public License 1.1 (MPL 1.1)

Other

DUnit: Xtreme Unit Testing for Delphi

DUnit automates unit testing of Delphi code. The target audience for DUnit is developers who are both writing the code to be tested and the unit tests for that code, an approach advocated by Extreme Programming. Dunit is is a Delphi port of JUnit.

  • Quiet
  • Library
  • Delphi
  • SourceForge
  • Mozilla Public License 1.0 (MPL)

Language Tools

Pascal TAP Unit Testing Suite

A very easy-to-use, but powerful unit testing suite for Pascal (FreePascal, Turbo Pascal, et al), conforming to the "Test-Anything Protocol" (TAP) specification used by Perl. Text-based, so it should work on any platform with few to no dependencies.

  • Quiet
  • Library
  • Lazarus
  • SourceForge
  • GNU Library or Lesser General Public License version 3.0 (LG

Language Tools

DUnit FMX

DUnit is a framework of classes designed to support the Xtreme approach to software testing. This branch from the principal project, is for transform his visual interface to the new Firemonkey framework, know too as FMX. Current version is only for the old VCL framework. When project finish, it shall work for run unit test in Windows and Mac OS X. And of course for Android and IOS too. Did you need this approach? You can support us saying you like this project and leaving a message, please. You can get the current state of the project with the next URL repository: https://svn.code.sf.net/p/dunitfmx/code/trunk We are going to appreciate all the support!

  • Library
  • Delphi
  • SourceForge
  • Mozilla Public License 1.0 (MPL)

Language Tools

LazHIDControl

Cross platform keyboard and mouse input control and window automation in Pascal.

  • Active
  • Package
  • Lazarus
  • GitHub
  • ★ 3

System

5.0 from 1 member

delphi-markdown

. Delphi FPC This is a Pascal Delphi library that processes to markdown to HTML

  • Active
  • Package
  • Lazarus and Delphi
  • GitHub
  • ★ 230
  • BSD-3-Clause

Language Tools

3.0 from 1 member

SIMD-VectorMath-UnitTest

For testing asm SIMD (SSE/SSE 2/SSE 3/SSE 4.x / AVX /AVX 2) vector math library (2f, 4f, matrix, quaternion...) with Lazarus and FreePascal Compiler

  • Quiet
  • Other
  • Lazarus
  • GitHub
  • ★ 9
  • MPL-2.0

Learning and Examples

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

dunit2

DUnit2 - Delphi unit testing framework. I migrated the project from SourceForge to here to continue development.

  • Quiet
  • Library
  • Delphi
  • GitHub
  • ★ 18

Language Tools

delphi_fake_data_utils

Simple unit to generate fake data for demo, samples, testing etc.

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 17
  • Apache-2.0

Other

Myrissa

Myrissa is a modern systems programming language by Jarrod Davis, combining Pascal readability with robust C ABI interoperability. Written entirely in Delphi, its self-contained compiler generates native x86_64 code for Windows and Linux, with built-in linking, managed strings, unit testing, exception handling, and low-level control.

  • Archived
  • Application
  • Delphi
  • GitHub
  • ★ 15

Language Tools

deltics.smoketest

Smoketest re-imagined. A lightweight, dependency-free unit testing framework for Delphi, with pluggable result formatting (xUnit 2 OOB)

  • Quiet
  • Library
  • Delphi
  • GitHub
  • ★ 10
  • MIT

Language Tools

TestGrip

Delphi Test generation framework

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

Language Tools

nx-foundry

NX Foundry - Unit testing and mocking framework for Delphi

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 7
  • MIT

Language Tools

Delphi-Autofixture

Based on ideas from the .NET Autofixture. Requires Delphi Mocks to be installed

  • Quiet
  • Library
  • Delphi
  • GitHub
  • ★ 1
  • MIT

Language Tools

delphi-mvp-clean-architecture

Projeto de referência em Delphi aplicando MVP (Passive View), Clean Architecture, SOLID, Injeção de Dependências (Composition Root), Pool de Conexões nativo FireDAC, DevExpress VCL e Testes Automatizados com DUnitX.

  • Active
  • Application
  • Delphi
  • GitHub
  • ★ 1

Database

VSoft.System.TimeProvider

A simple abstraction over Now/NowUTC for Delphi to make unit testing date based code easier.

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

Other

patest

Pascal Unit testing framework

  • Quiet
  • Library
  • GitHub
  • ★ 1

Language Tools

UNITEST

Ce cadre d'application permet de faire des tests unitaires pour des programmes écrit en Turbo Pascal.

  • Quiet
  • Library
  • GitHub
  • ★ 1
  • MIT

Language Tools

Moeda por Extenso

A Pascal unit providing functions to format Brazilian Real (R$) currency.

  • Library
  • SourceForge
  • GNU General Public License version 2.0 (GPLv2)

Other

TestInsight

. Unit testing IDE Plugin for Delphi. It supports all versions from XE to 10 Seattle. Supports DUnit, DUnit2, DUnitX frameworks.

  • Library
  • Delphi
  • Bitbucket

Lazarus IDE plugins

issrc

Inno Setup is an open-source installation builder for Windows applications by Jordan Russell and Martijn Laan. Since its introduction in 1997, Inno Setup has been trusted by developers and organizations of all sizes to reliably deploy software to millions of PCs worldwide.

  • Active
  • Application
  • Delphi
  • GitHub
  • ★ 5,744

System

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

delphimvcframework

DMVCFramework (for short) is a popular and powerful framework for Web API and Web Applications in Delphi. Supports RESTful and JSON-RPC WEB APIs development.

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 1,420
  • Apache-2.0

Networking

horse

Fast, opinionated, minimalist web framework for Delphi

  • Active
  • Library
  • Lazarus and Delphi
  • GitHub
  • ★ 1,383
  • MIT

Networking

QuickLib

Quick development library (AutoMapper, LinQ, IOC Dependency Injection, MemoryCache, Scheduled tasks, Json and Yml Config and Options pattern, Serializers, etc) with crossplatform support for Delphi/Firemonkey (Windows,Linux,OSX/IOS/Android) and freepascal (Windows/Linux).

  • Active
  • Package
  • Lazarus and Delphi
  • GitHub
  • ★ 714
  • Apache-2.0

Other

LGenerics

Generic algorithms and data structures for Lazarus/Free Pascal

  • Active
  • Package
  • Lazarus
  • GitHub
  • ★ 139
  • Apache-2.0

Other

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

DUnitX

Delphi Unit Test Framework

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 424
  • Apache-2.0

Language Tools

keynote-nf

Tabbed notebook with RichText editor, multi-level notes and strong encryption.

  • Active
  • Application
  • Delphi
  • GitHub
  • ★ 361
  • MPL-2.0

Edit and Memos

dext

Dext - Modern Full Stack Framework for Delphi

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 330
  • Apache-2.0

Networking

xdpw

XD Pascal: A small embeddable self-hosting Pascal compiler for Windows. Supports Go-style methods and interfaces

  • Quiet
  • Application
  • Delphi
  • GitHub
  • ★ 296
  • BSD-2-Clause

Language Tools

EPANET2.2

Perform extended-period simulation of the hydraulic and water quality behavior within drinking water distribution systems

  • Active
  • Application
  • Delphi
  • GitHub
  • ★ 265

Science

GrijjyFoundation

Foundation classes used by other Grijjy repositories

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 262

Other

NetCom7

The fastest communications possible. Delphi rulez.

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 218
  • MIT

Networking

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

mcx

Monte Carlo eXtreme (MCX) - Physically accurate and validated GPU ray-tracer

  • Active
  • Application
  • Lazarus
  • GitHub
  • ★ 197

Science

sempare-delphi-template-engine

Sempare Template (scripting) Engine for Delphi allows for flexible dynamic text generation. It can be used for generating email, html, reports, source code, xml, configuration, etc.

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 177
  • Apache-2.0

Language Tools

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

Delphi-MCP-Server

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

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

Networking

aws-sdk-delphi

AWS (Amazon Web Services) SDK for Delphi.

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 139

Networking

costa

The Costa Graphical User Interface for MS-DOS and compatible systems. This repository is a mirror of https://codeberg.org/jacobpalm/costa

  • Active
  • Application
  • GitHub
  • ★ 138
  • MIT

System

DelphiUIAutomation

Delphi classes the wrap the MS UIAutomation library

  • Quiet
  • Library
  • Delphi
  • GitHub
  • ★ 118
  • Apache-2.0

System

Delphi_MemoryModule

Delphi adaptation of MemoryModule — load DLL from memory. Also includes hooking utilities.

  • Quiet
  • Library
  • Delphi
  • GitHub
  • ★ 113

System

mrmath

Delphi matrix library

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

Science

raster-master

Raster Master Sprite/Icon/Map/Animation/Sound editor for Windows 7/8/10/11 Multiple Import/Export formats. Use sprite sheets to import graphics. Create your own sprite sheets. Create modern web games or retro games

  • Active
  • Application
  • Lazarus
  • GitHub
  • ★ 111
  • MIT

Graphics

InstantObjects

Pupular OOP-OPF Library for Delphi (from DXE6 to latest version)

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 107
  • MPL-2.0

Database

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