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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.

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urlEncodeDecode

Class for URL Encoding and URL Decoding in FreePascal

  • Quiet
  • Library
  • Lazarus
  • GitHub
  • ★ 3
  • Apache-2.0

Networking

SII_Decode

[DISCONTINUED] Simple utility for decoding of binary SII files (saves from truck games developed by SCS Software, eg. Euro Truck Simulator 2) into their textual form.

  • Quiet
  • Application
  • Lazarus
  • GitHub
  • ★ 1
  • MPL-2.0

Files and Drives

CryptoLib

Set of units for cryptography, ciphers, security, random numbers. Also contains BigInteger class.

  • Active
  • Package
  • Lazarus and Delphi
  • GitHub
  • ★ 266
  • MIT License

Cryptography In the Online Package Manager

5.0 from 1 member

SimpleBaseLib4Pascal

Object Pascal library for encoding/decoding Base16, Base32, Base58, Base64, Base85.

  • Active
  • Package
  • Lazarus and Delphi
  • GitHub
  • ★ 67
  • MIT

Other

FastBase64

Fast base 64 encoding/decoding using AVX extension

  • Quiet
  • Library
  • Delphi
  • GitHub
  • ★ 15
  • Apache-2.0

Other

jansson-delphi

Delphi binding for Jansson library, which is a C library for encoding, decoding and manipulating JSON data

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

Bindings

ntsc_crt_pas

Integer-only NTSC video signal encoding/decoding emulation, Free Pascal port

  • Active
  • Package
  • Lazarus
  • GitHub
  • ★ 6

Graphics

foot-coding

Delphi 7 text encoding/decoding utility. Converts between Hex, ASCII, Base64, Binary, Octal, Decimal, and Roman numerals. Educational project demonstrating encoding algorithms. Discontinued 2013.

  • Active
  • Application
  • Delphi
  • GitHub
  • ★ 3
  • GPL-3.0

Applications

ieee754-convertor

Decoding floating point numbers from binary IEEE-754

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

Science

Base64Image

A simple Delphi project that show encoding / decoding an Image to / from Base64 format

  • Quiet
  • Other
  • Delphi
  • GitHub
  • ★ 1

Learning and Examples

UW_BlurayPGSParser

A Lazarus library for decoding the Blu-ray Presentation Graphics Stream (PGS) subtitles.

  • Active
  • Package
  • Lazarus
  • GitHub
  • ★ 1
  • MPL-2.0

Graphics

API library call APPA109N.DLL

This library (the DLL), to work with a multimeter APPA-109N through physical or virtual COM port over USB in OS NT/2000/2003/XP/Vista/7/8, designed for querying, reading and decoding data measurements APPA WinDMM100 protocol 95/98 and sound measurement data. DLL provides universal access for other applications, regardless of the language in the environment Win OS. DLL for use in their projects comply with the agreement on stdcall-calls. Type of calling convention is declared after the function prototype, whether the listing of functional type or function declaration.

  • Quiet
  • Library
  • SourceForge

System

Umbrella Project 2012

What is include 1.Web Scanners a) RFI Scanner b) LFI Scanner c) SQLi Scanner d) Log Scanner e) Xss Scanner f) Google Scanner h) Joomla and WordPress Scanner 2.IP Reverse 3. Deface Mass Saver a) Zone-h deface saver b) IMT deface saver 4. MD5 Hash Cracker a) Online MD5 Hash Cracker (49 Sites) b) Manuel MD5 Hash Cracker 5. Admin Finder 6.Exploit Finder 7. Brute Force a) Joomla Brute Force b) WordPress Brute Force c) FTP Brute Force 8.Proxy a) Online proxy grabber b) Auto Clicker with proxy 9. Coding/Decoding a) Base 64 Code/Decode b) Md5 Creator c) Other Pass Creators 10.Other Tools a) Online File virus Scan b) Cloud Flare IP Resolver c) Manuel Script RFI Scanner d) Shell Control and more

  • Quiet
  • Application
  • SourceForge
  • Public Domain

Security

pasriscv

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

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

System

pasriscvemu

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

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

Applications

DelphiHTMLEntities

Unit for decoding HTML entities, since the RTL implementation is severely lacking in entity support

  • Archived
  • Library
  • Delphi
  • GitHub
  • ★ 3
  • Unlicense

Other

base64

Windows command-line utility to encode or decode a string in base64

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

Other

lib.SimpleHuffman

Provides classes for encoding and decoding of data using a Huffman tree, as a method of loss-less data compression.

  • Quiet
  • Library
  • Lazarus and Delphi
  • GitHub
  • ★ 1
  • MPL-2.0

Files and Drives

SII_Decode

Simple utility for decoding of binary SII files (saves from truck games developed by SCS Software, eg. Euro Truck Simulator 2) into their textual form.

  • Quiet
  • Application
  • Lazarus
  • GitHub
  • ★ 1
  • MPL-2.0

Database

FFDec

The FFDec project intends to build a simple programming interface as one single DLL for video/audio-decoding using the FFmpeg library, so that it can be easily used in other programing languages - especially in Delphi and Free Pascal.

  • Quiet
  • Library
  • Lazarus and Delphi
  • SourceForge
  • GNU Library or Lesser General Public License version 2.0 (LG

Multimedia Bindings

mced

Package for coding and decoding files with Matheos algorithm from commandline or console in Linux/Unix Environment. Based on Keys stored in files or as hardware locks (on devices). Fast and strong coding. Fast encoding.ONLY BINARY PACKAGES FOR NOW!

  • Quiet
  • Application
  • SourceForge
  • Public Domain

Cryptography

OpenGPSX

Component to demonstrate the real-time tracking, monitoring and decoding signals from GPS receiver (NMEA-183).

  • Package
  • Lazarus
  • GNU General Public License version 2.0 (GPLv2)

System In the Online Package Manager

SimpleBaseLib4Pascal

SimpleBaseLib4Pascal as the name implies is a simple to use Base Encoding Package for Delphi/FreePascal Compilers that provides at the moment support for encoding and decoding various bases such as Base16, Base32 (various variants), Base58 (various variants) and Base64 (various variants) and Base85 (various variants).

  • Library
  • Lazarus and Delphi

Other

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

skia4delphi

Skia4Delphi is a cross-platform 2D graphics API for Delphi platforms based on Google's Skia Graphics Library. It provides a comprehensive 2D API that can be used across mobile, server and desktop models to render images.

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 793
  • MIT

Graphics

ZXing.Delphi

ZXing Barcode Scanning object Pascal Library for Delphi VCL and Delphi Firemonkey

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 526
  • Apache-2.0

Graphics

delphi-jose-jwt

Delphi implementation of JOSE (JSON Object Signing and Encryption) and JWT (JSON Web Token)

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 521
  • MIT

Security Cryptography

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

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

mcx

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

  • Active
  • Application
  • Lazarus
  • GitHub
  • ★ 197

Science

DelphiHookUtils

Delphi Hooking Library by Lsuper

  • Active
  • Library
  • Lazarus and Delphi
  • GitHub
  • ★ 164
  • MPL-2.0

System

synapse

Synapse TCP/IP library for Delphi and Freepascal

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

Networking

flre

FLRE - Fast Light Regular Expressions - A fast light regular expression library

  • Active
  • Library
  • Lazarus
  • GitHub
  • ★ 104
  • LGPL-2.1

Language Tools

DelphiComponents

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

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

Other

ScannerMApp

A QR code and barcode scanner app built with Delphi and FireMonkey, using ZXing.Delphi and TFrameStand. On Google Play.

  • Active
  • Application
  • Delphi
  • GitHub
  • ★ 87
  • Apache-2.0

Applications

SII_Decrypt

[DISCONTINUED] Small library/tool designed to decrypt SII files used as saves in truck games by SCS Software. Can be used as DLL, console program, GUI program or directly in a code.

  • Quiet
  • Application
  • Lazarus and Delphi
  • GitHub
  • ★ 81
  • MPL-2.0

Games and Game Engines

delphi-webp

WebP Library for Delphi

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 79

Graphics

Markdown4D

Native Delphi Markdown library: CommonMark/GFM parser with public AST, incremental/streaming parsing, HTML renderer, markdown writer, and custom-drawn VCL & FMX viewer/editor components

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 72
  • MIT

Edit and Memos

DoubleFine-Explorer

An explorer/viewer/dumper tool for games by Double Fine. It supports games that use the Moai, Buddha and Remonkeyed engines. That's all the games released since Psychonauts.

  • Quiet
  • Application
  • Delphi
  • GitHub
  • ★ 70
  • MPL-2.0

Games and Game Engines

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

LuaDecompiler

Lua bytecode disassembler and decompiler for Lua 5.1, 5.2, 5.3, 5.4, and 5.5 binary chunks.

  • Active
  • Application
  • Lazarus
  • GitHub
  • ★ 41
  • AGPL-3.0

Language Tools

xTranslator

Text & translation editor for Skyrim, Fallout4 and Starfield mods

  • Quiet
  • Application
  • Delphi
  • GitHub
  • ★ 40
  • MPL-2.0

Games and Game Engines

OverbyteICS

OverbyteICS. Outdated copy of SVN repository

  • Quiet
  • Library
  • Delphi
  • GitHub
  • ★ 38

Networking

Badger

  • Active
  • Library
  • Lazarus and Delphi
  • GitHub
  • ★ 36
  • MIT

Networking

Azote

Fast and lightweight AArch64 disassembler.

  • Quiet
  • Library
  • Lazarus and Delphi
  • GitHub
  • ★ 33
  • MPL-2.0

Language Tools

Converter

Multi functional conversion Tool, Assembler and Disassembler

  • Active
  • Application
  • GitHub
  • ★ 29
  • GPL-3.0

Language Tools

PowerVM

Stealth Type-1 Hypervisor designed specifically to debug processes protected by modern Anti-Cheat systems like Tencent ACE and VMProtect

  • Active
  • Application
  • Lazarus
  • GitHub
  • ★ 28
  • MIT

System Security

dolphin

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

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 27

Science