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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.

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threadpool-fp

A lightweight, easy-to-use thread pool implementation for Free Pascal. Simplify parallel processing for simple tasks! ⚡

  • Active
  • Package
  • Lazarus
  • GitHub
  • ★ 22
  • MIT

System

LayeredStream

[WIP] Layered stream provides a descendant of TStream class that is intended for situations, where there is a need for some (possibly multi-layered) processing of streamed data, and parallel processing is not desirable or possible.

  • Quiet
  • Library
  • Lazarus and Delphi
  • GitHub
  • ★ 2
  • MPL-2.0

Files and Drives

pasmp

PasMP - a parallel-processing/multi-processing library for Object Pascal

  • Active
  • Library
  • Lazarus
  • GitHub
  • ★ 125

System

PasMP

Library for parallel-processing / multi-processing.

  • Package
  • Lazarus
  • zlib

System In the Online Package Manager

kraft

Kraft Physics Engine is an open source Object Pascal physics engine library that can be used in 3D games.

  • Active
  • Library
  • Lazarus and Delphi
  • GitHub
  • ★ 132

Games and Game Engines

PPface

PPface is vector processor emulator / simulator (SIMD array processor with 1-bit processing elements). VEPRAN language used to design parallel algorithms and operate data slices. The system allows to visualize algorithm work by viewing vector memory and registers, it supports debugging and animated program execution. To run this app on 64-bit system please install Windows Virtual PC and Windows XP Mode.

  • Quiet
  • Application
  • SourceForge
  • BSD License

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

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

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

mcx

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

  • Active
  • Application
  • Lazarus
  • GitHub
  • ★ 197

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

e3

E3: Encrypt-Everything-Everywhere framework for compiling C++ programs with encrypted operands.

  • Quiet
  • Library
  • GitHub
  • ★ 98
  • GPL-3.0

Cryptography

pacc

PACC (PAscal C Compiler) is an C compiler, which is implemented in Delphi-7-compatible Object Pascal

  • Active
  • Application
  • Delphi
  • GitHub
  • ★ 73

Language Tools

CoreCipher

Standardized cryptography library for Delphi and FPC. Block ciphers, stream ciphers, and hash functions with unified API. Cross-platform, parallel-ready, no dependencies

  • Active
  • Library
  • Lazarus and Delphi
  • GitHub
  • ★ 68

Cryptography

DX.Comply

Generate CycloneDX SBOMs for Delphi projects — EU Cyber Resilience Act compliance in one click

  • Active
  • Application
  • Delphi
  • GitHub
  • ★ 60
  • MIT

Security

delphi-lookup

Fast Delphi/Pascal symbol search for AI coding agents - Now includes Delphi LSP

  • Active
  • Application
  • Lazarus and Delphi
  • GitHub
  • ★ 56

Language Tools

BaseNcodingPascal

Library for encoding of binary data into strings using base32, base85, base128 and other algorithms for FPC and Delphi.

  • Active
  • Package
  • Lazarus and Delphi
  • GitHub
  • ★ 52
  • MIT

Other

SafeThread4D

Fluent, cooperative, UI-safe background task runner for Delphi FMX, with cancellation, timeout, progress, lifecycle callbacks, and optional mobile UI liveness diagnostics.

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 46
  • MIT

System

STAX

Singe Threaded Asynchronous Exexcution (STAX) framework for implementing asynchronous event scheduling similar to javascript or python co-routines

  • Quiet
  • Package
  • Lazarus
  • GitHub
  • ★ 41
  • BSD-2-Clause

Other

Delphi_Utils_Library

A library with some useful utilities for your Delphi Apps.

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

Other

qdac

JSON/XML/AMF/MessagePack/MultiThread and more functions library

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 33
  • MIT

Database

DX.Logger

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

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

Other

taskworker

Task worker thread template

  • Active
  • Package
  • Lazarus
  • GitHub
  • ★ 5
  • MIT

System

Delphi-Tasks

Small and simple: Thread Pools with Tasks

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 26
  • Unlicense

System

DelphiGroqCloud

The GroqCloud API wrapper for Delphi provides access to models from Meta, OpenAI, MistralAI and Google on Groq’s LPUs, offering chat, text generation, image analysis, audio transcription, JSON output, tool integration, and content moderation capabilities.

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 20
  • MIT

Networking

SynkFlowAI

A proof-of-concept async pipeline framework in Delphi to demonstrate modern AI orchestration with Promises, streaming, and chained execution. Designed by a math researcher to demonstrate that modern, elegant AI architectures can emerge from non-mainstream tools.

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 19
  • MIT

Other

tokio4delphi

High-performance async/await library for Delphi, powered by Rust's Tokio runtime.

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 19

System

CrystalPathFinder

Crystal Path Finder is a high-performance pathfinding engine developed with Delphi and the FMX (FireMonkey) framework. It goes beyond simple grid-based algorithms by analyzing real-world map images (Height Maps) to simulate and calculate optimal paths based on terrain difficulty in real-time.

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 11

Games and Game Engines

ikaria

An actor framework for Delphi

  • Archived
  • Library
  • Delphi
  • GitHub
  • ★ 11

System

texrex

texrex web page cleaning & ClaraX random walk crawler

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

Applications

FastArrayOps

Ultra Fast Array Operations using AVX/AVX2 code on the arrays to find Min-Max values and Index of them.

  • Quiet
  • Library
  • Delphi
  • GitHub
  • ★ 9
  • LGPL-2.1

Science

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

Delphi-Thread-Sync-Visualizer-Demo

A visual demonstration of thread synchronization in Delphi, featuring real-time progress tracking and color-coded state visualization. Perfect for learning concurrent programming concepts and thread coordination patterns.

  • Active
  • Other
  • Delphi
  • GitHub
  • ★ 8

Learning and Examples

Parallel_Sort_Library

Parallel Sort Library for Delphi and Free Pascal

  • Quiet
  • Library
  • Lazarus and Delphi
  • GitHub
  • ★ 8

Other

pasriscvemu

The PasVulkan-based emulator frontend for the PasRISCV RV64GC RISC-V emulator

  • Active
  • Application
  • Delphi
  • GitHub
  • ★ 7
  • Zlib

Applications

ImageCompressor

Scan, preview, compress and shrink images in batches

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

Graphics

TripManager

Manage the trips on the zūmo XT(2)(3)

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

Applications

wisteria

藤 -Resizer- / 画像の最高品質な拡大縮小を高速かつ一括で行う

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

Graphics

DistanceFields

Rapid thickness estimates for images

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

Science

DFDataSync

Data Synchronization and Replication Framework for Modern Delphi Applications

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

Database

dext-bkp

Dext - Delphi Modern Web Framework

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

Networking

hefesto

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

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

Other

CUDA

CUDA driver api and framework written in/for Delphi

  • Active
  • Application
  • Delphi
  • GitHub
  • ★ 1

System

cxc

CXC Compression — a Free Pascal compression project focused on strong practical compression, fast decompression, deterministic output, and multithreaded performance.

  • Active
  • Library
  • Lazarus
  • GitHub
  • ★ 1

Other

MD5-BruteForce

A Program that enables a BruteForce attack on an MD5 hash.

  • Active
  • Application
  • Delphi
  • GitHub
  • ★ 1

Cryptography

NamedPipesInteropDemo

Calling native methods from .NET application via standard Windows Named Pipes

  • Quiet
  • Other
  • Delphi
  • GitHub
  • ★ 1

Networking

orto

Small hack that makes ortho photos.

  • Quiet
  • Application
  • GitHub
  • ★ 1
  • MIT

Graphics