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.
Compression toolkit. Supports PKZip, CAB, tar, gzip, bzip2, zlib formats, and the creation of self-extracting executables.
Files and Drives In the Online Package Manager
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.
Delphi debug framework
Portable Executable reader / writer for Delphi
Tiger is a Delphi-hosted compiler infrastructure that lets you generate native x86-64 binaries for Windows and Linux — executables, shared libraries, static libraries, and object files — entirely from code. There is no source language to parse. Instead, you construct programs using a fluent Delphi API: define types, declare functions.
Plugin for Total Commander for PE executables info viewing
Pascal Executable Parser
Delphi framework to run the same executable as a VCL/FMX desktop app or Windows Service, with SCM install/uninstall, lifecycle control, admin checks and typed exceptions.
High-performance Executable Automation Toolkit for Host Environments & Runtime
Library to create demo versions of your Delphi/FreePascal apps. Create versions that are time-limited, feature-limited, limited to a certain number of uses, etc. You could also protect executable from modification.
Security In the Online Package Manager
Powtils are units to make websites with freepascal and delphi as a regular executable
Getting file version of PE-32 EXE files
Delphi 6 unit for working with executable file headers
MS-DOS copy-protection toolkit: ROM-keyed executable encryption (x86 asm + Turbo Pascal)
Newest and maintained version for recent compiler version only. Delphi Advanced data compression toolkit for Delphi and C++Builder. Supports PKZIP, Microsoft CAB, tar, gzip, and bzip2 archives, and can create self-extracting executables. On Windows it also provides Delphi wrappers for the LZMA, Bzip2, and WavPack SDKs, and PPMd decompression. Abbrevia also has several visual controls that simplify displaying and manipulating archives, including treeview and listview components. Features: Unicode filenames in all archive formats; Decompress most .zipx and legacy PKZIP v1 zips; ZIP64 support for archives larger than 2GB; Spanned and split zip archives; Cross-platform Windows, OS X, and Linux; No DLLs required; Includes COM component; Extensive documentation
. Delphi DIUcl is a lossless compression library with extremely fast and small 200 bytes only! ASM decompressor. Compression times and ratios are similar to those of deflate/zip and bzip2. Delphi port of the popular UCL Compression Library, which is also used by the popular and well known UPX Ultimate Packer for eXecutables.
IDE plugin, which simplifies the task of codesigning output executable on Windows and macOS.
Lazarus IDE plugins In the Online Package Manager
This version of OnGuard is port of Turbo Power OnGuard. OnGuard is a library to create demo versions of your Delphi, Kylix and Free Pascal applications. Create demo versions that are time-limited, feature-limited, limited to a certain number of uses, or limited to a certain number of concurrent network users. You could also protect executable file from modification, either by hacker or malware. Most functionality has been tested to work under Windows, Linux and FreeBSD.
A simple visual component to play WAVe files in Windows or Linux Aimed at developers that want a simple crosscompile from Windows to Linux and vice versa without having to use complicated libraries or dll/o files. Debug Logging available. (Set DebugMode=TRUE) The Wav file can be an embedded resource: 1. Open Project Options/Resources 2. Click Add (+ sign) 3. In the FileOpen dialog, set the filter to All Files(*) 4. Add you Wav sound file. It will automatically be saved as type RCDATA 5 Rinse and Repeat OR The Wave files can be in a res file that you include in the initialisation section OR The wave file can be distributed with your executable (worst option!) Everything the same for Windows or Linux (and possibly Mac?)
Multimedia In the Online Package Manager
SvnClasses is a Lazarus package to help writing applications that interact with a Subversion (svn) repository. It requires an installed command line svn executable for accessing a svn repository and/or a working directory. I used these classes for writing a tool to mirror the Lazarus svn repository to Sourceforge.
. Delphi FPC Native dBASE III+, dBase IV and dBase 2k data access component for Delphi, BCB, Kylix, FreePascal. It allows you to create very compact database programs which don't need any special installer programs. The DB engine code is compiled right into your executable.
TDBF is a native dBASE III+, dBase IV and dBase 2k data access component for Delphi, BCB, Kylix, FreePascal. It allows you to create very compact database programs which don't need any special installer programs. The DB engine code is compiled right into your executable.
. Delphi The library makes it very easy to read values from the Version Info resource of Windows executables and DLLs. Optionally extends the TApplication class with a version info property via class helper.
Synopse PDF engine is a fully featured Open Source PDF document creation library for Delphi, embedded in one unit
Cross-platform (desktop, mobile, console, web) 3D and 2D game engine. Powerful visual editor. Support for glTF, X3D, IFC and more. Fast clean code using modern Pascal. Free and open-source.
Complete SQLite API translation and simple wrapper for Delphi and FreePascal
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.
A neural network framework (with autograd!) for object pascal 🧠
Cheat Engine Library is based on CheatEngine a debugger and coding environment particularly aimed at games, but can also be used for other purposes like debugging applications and used in schools for teaching how computers work
WhatsApp Web component for Delphi and Lazarus. TWPPConnect embeds Chromium through CEF4Delphi and exposes WA-JS messaging, sessions and events to Object Pascal applications.
Open Source Library for connecting Firebase by Delphi VCL/FMX
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.
Delphi Core Framework to fast build desktop/mobile/web apps.
Chromium Embedded Framework for Free Pascal
Delphi library for system programming on Windows using Native API
Apache 2.4 module to allow Pascal program to be executed just like scripting language
TaurusTLS is an Indy add-on that provides OpenSSL 3.x and 4.x support to Indy. It depends on IndyLaz.
Networking Security In the Online Package Manager
Native Delphi Server implementation of the Model Context Protocol (MCP)
Abbrevia is a compression toolkit for Delphi and C++Builder.
Metadarkstyledsgn.lpk is a package that adds dark theme to Lazarus trunk IDE. System requirements: Windows10 1809 or later FPC 3.2.2 or trunk Lazarus 2.2.6 or trunk
Lazarus IDE plugins In the Online Package Manager
Delphi classes the wrap the MS UIAutomation library
MicroPXL is a cross-platform framework for working with peripherals on desktop machines and SBCs
Create a public documentation REST API using Swagger 2.0 or Open API 3.2.1 for Delphi.
Delphi ssh library wrapping libssh2
Delphi WebView2 Component to View Google Map with Routing and Markers Support
Simplifying image manipulation using GDI, Graphics32, OpenCV or Vampyre Imaging libraries
TProcess for Delphi, ported from Freepascal
Delphi binding for OpenALPR - Automatic License Plate Recognition library
Sciter component for Delphi
Adds a "Open in Visual Studio Code" item in the Delphi Tools menu (great if you have the Copilot extension for Visual Studio Code)
Delphi interface to Windows Task Scheduler 2.0
VindexLLM is a pure Delphi, GPU-powered LLM inference engine that uses Vulkan compute shaders to run GGUF models entirely on the GPU. It performs full transformer inference without relying on Python, CUDA, or other external runtimes, requiring only vulkan-1.dll, which is typically included with modern GPU drivers.
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
This Delphi code library lets you model structured data and serialize to/from : CBOR, JSON, MessagePack msgpack.org[Delphi], ION, UBJSON, BSON, Smile, DataObj, etc.
A Delphi library for creating engaging console applications
:money_with_wings: :moneybag: OFX, OFC and CSV bank statement formats library in Pascal/Object Pascal for Delphi and Lazarus
A library on Pascal, for direct use of HTML tags. Based on HTML5 tags. It can only be used to generate HTML5 Tags, there is no Parse function.
Mesh triangle reduction using quadrics (for Delphi, Lazarus and Pascal)
Implemented in pure pascal LightNet is an artificial intelligence neural network library Inspired by Darknet and yolo library which can run most of the darknet including YOLO models nativly and self dependently in pascal, tests are provided for both Lazarus and Delphi
