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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.

Data_Compression

This project was aimed to complete my Bachelor Degree in Computer Science @2011 in University of Sumatera Utara, Indonesia. This project is a software that implements Lossless Data Compression Algorithms (Lempel Ziv Welch, Arithmetic Coding, Burrows Wheeler Transform, and Run-Length Encoding Algorithm)

  • Quiet
  • Application
  • Delphi
  • GitHub
  • ★ 1

Files and Drives

swinging-door-algorithm

The Swing Door data compression algorithm implemented during the work on the Infocont project.

  • Quiet
  • Library
  • Delphi
  • GitHub
  • ★ 2

Science

grammar-compression

implementation and comparison of Sequitur and Sequential compression algorithms, in Object Pascal.

  • Quiet
  • Other
  • GitHub
  • ★ 3

Files and Drives

fxc

FXC - Adaptive Context Compressor [A recursive multi-layer adaptive context compressor developed in Lazarus/Free Pascal, utilizing Order-1 Context Modeling and Golomb-Rice coding]

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

Other

XNC - Extreme Numeric Compression

XNC - Extreme Numeric Compression is used to store integer or floating-point numbers in compressed, binary form. Use XNC to persist high volume scientific or plant monitoring data. Compression ratios of >15 x can be achieved over plain text formats.

  • Library
  • SourceForge
  • Mozilla Public License 1.1 (MPL 1.1)

Files and Drives

pascal_jls

Delphi / Free Pascal Compitable JPEG-LS Codec

  • Quiet
  • Library
  • Lazarus and Delphi
  • GitHub
  • ★ 16
  • MIT

Graphics

Compress

Replic the Unix compress with my features.

  • Quiet
  • Application
  • Lazarus
  • GitHub
  • ★ 1
  • LGPL-3.0

Files and Drives

EVK Educational video codec

Evk is a simple lossy video codec. Project aims at developing a clean and functional implementation of basic algorithms used in video compression. Next goal is to create a detailed documentation together with tutorial about video compression.

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

Multimedia

RADARPAS

original Pascal and MODULA-2 code for the E300/E250 radar

  • Active
  • Library
  • GitHub
  • ★ 1

Graphics

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

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

Brook framework

Brook is microframework which helps to develop web Pascal applications.

  • Active
  • Package
  • Lazarus and Delphi
  • GitHub
  • ★ 278
  • Copyright (c) 2012-2021 Silvio Clecio <silvioprog@gmail.com>

Networking In the Online Package Manager

NetCom7

The fastest communications possible. Delphi rulez.

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

Networking

mcx

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

  • Active
  • Application
  • Lazarus
  • GitHub
  • ★ 197

Science

DelphiComponents

This repo includes some free Delphi components compatible with various Delphi IDEs

  • Quiet
  • Package
  • Delphi
  • GitHub
  • ★ 96
  • Apache-2.0

Other

rnl

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

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

Networking

CachedBuffers

Extremely fast data streams (Delphi6-XE10)

  • Quiet
  • Library
  • Delphi
  • GitHub
  • ★ 54
  • MIT

Other

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

at2

Adlib Tracker II is, dare we say, the most userfriendly tracker aimed for the OPL3 FM-chip, and is full of advanced features to simplify your task of making the most of your Adlib-tunes.

  • Quiet
  • Application
  • Lazarus
  • GitHub
  • ★ 48

Multimedia

GHttpsIOCPSvr

Delphi HTTPS server IOCP and Schannel

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 48
  • MIT

Networking

MoonCompiler

Delphi 12-compatible Pascal compiler for Win64 and Linux x86-64. Your Delphi code builds on Linux unchanged — and often runs faster. FPC/Unleashed fork with Unicode RTL and bundled memory manager.

  • Active
  • Application
  • Lazarus and Delphi
  • GitHub
  • ★ 45

Language Tools

delphi-libraries

Pure-Delphi audio codec stack — WAV, FLAC, Vorbis, Opus, MP3. No DLLs, no C bindings. CC0 Public Domain.

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 41

Multimedia

OverbyteICS

OverbyteICS. Outdated copy of SVN repository

  • Quiet
  • Library
  • Delphi
  • GitHub
  • ★ 38

Networking

AllaKore_Remote

AllaKore Remote is an open source software written in Delphi XE6 and Delphi 7.

  • Archived
  • Application
  • Delphi
  • GitHub
  • ★ 36

Networking

Delphi_Delta_ScreenShot_And_RDP

Fast Delphi screen sharing by sending only the pixels that changed. Great for low-bandwidth or real-time desktop streaming. Included RDP Demo!

  • Active
  • Application
  • Delphi
  • GitHub
  • ★ 28
  • MIT

Graphics Networking

smPDF

Simple, lightweight PDF writer for Delphi VCL

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 26
  • MIT

Reporting

corail

Plus de 510 utilitaires (en format EXE) en Turbo Pascal et/ou Free Pascal

  • Active
  • Application
  • Lazarus
  • GitHub
  • ★ 25
  • MIT

System

florialib

Helper library for creating Floria Toolkit

  • Active
  • Package
  • Lazarus
  • GitHub
  • ★ 3
  • MPL-2.0

Other

delphi-autoupdater-gunbound

GunBound GITZ's Updater, uses threaded download and zip compression (with password support). Made for GunBound GitzWC, created in 2015,it has been executed in more than 3.000 computers of our players

  • Quiet
  • Application
  • Delphi
  • GitHub
  • ★ 19
  • GPL-3.0

Applications

Examples

Collection of useful and mostly non trivial examples that can be used to start own projects

  • Active
  • Other
  • Lazarus
  • GitHub
  • ★ 18

Learning and Examples

dsfc

Datasnap Filters Compendium (DSFC) is a compendium of 9 filters for Datasnap 2010, XE* and Delphi 10 Seattle

  • Quiet
  • Library
  • Delphi
  • GitHub
  • ★ 15

Networking

brookframework

Microframework which helps to develop web Pascal applications.

  • Active
  • Package
  • Lazarus and Delphi
  • Codeberg

Networking

ImageWriter

🔥 Disk image writing utility for Windows

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

Files and Drives

mPress-Compressor-GUI

MPRESS is a free, high-performance executable packer for PE32/PE32+/.NET/MAC-DARWIN executable formats!

  • Active
  • Application
  • Delphi
  • GitHub
  • ★ 6

Files and Drives

DelphiAPIStarterKit

DelphiAPIStarterKit is a clean and reusable starter template for building RESTful APIs and web services with Delphi WebBroker. It provides a structured project foundation, routing, request handling, response helpers, and practical examples to speed up backend development.

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 4
  • Apache-2.0

Networking

Free-Simula

A compiler for Standard Simula, and our Free Simula dialect. Free Simula is a modernized Simula dialect, serves as a hobbyist project, and educational environments.

  • Active
  • Application
  • GitHub
  • ★ 4
  • MIT

Language Tools

GEO-COMMANDER

GEO Commander - Ensemble de commande ecrit en Pascal (Turbo Pascal ou Free Pascal) d'aide à la géographie.

  • Active
  • Application
  • Lazarus
  • GitHub
  • ★ 4
  • MIT

Applications

LBAPackEd

Editor of resource packages (hqr, vox, ile, obl file types) for Little Big Adventure 1 & 2 games

  • Quiet
  • Application
  • Delphi
  • GitHub
  • ★ 4

Files and Drives

PECompact2-Compressor-GUI

PECompact v2 is a next generation win32 portable executable compressor. Runewritten from the ground up,

  • Active
  • Application
  • Delphi
  • GitHub
  • ★ 4
  • GPL-3.0

Files and Drives

TurboPower-Abbrevia

clone of https://svn.code.sf.net/p/tpabbrevia/code updated to Delphi 10.2.2

  • Quiet
  • Package
  • Lazarus and Delphi
  • GitHub
  • ★ 4

Files and Drives

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

Abbrevia-5.0

older version of the open sourced Abbrevia compression library, originally from TurboPower

  • Quiet
  • Library
  • Delphi
  • GitHub
  • ★ 2

Files and Drives