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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.

BatEditXE

A free opensource windows batch file helper

  • Quiet
  • Application
  • Lazarus
  • GitHub
  • ★ 4
  • GPL-3.0

Edit and Memos

DelphiAnthropic

The Anthropic API wrapper for Delphi leverages cutting-edge models, including Anthropic's advanced Claude series, to deliver powerful features for chat interactions, vision processing, caching, efficient batch processing, connector MCP, skills and managed agents.

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 63
  • MIT

Networking

SurveyTools

SurveyTools is a swish army knife for engineers. A free collection of desktop utilities for surveying engineers, covering the everyday computations that sit between raw field data and final coordinates. It runs natively on Windows and Linux (64-bit) and is built with Free Pascal / Lazarus. * Station Adjustment — preprocessing of total station observations for network adjustment. * Network Adjustment — geodetic network adjustment tools for 1D,2D,3D. * Alignment Solver— horizontal and vertical road/rail alignments 2d and 3d setout and measure tools, and batch processing. Imports and exports many formats. * Survey Calculator — Free Station resection, Precise Trigonometric Leveing, Resection etc * Monitoring — leveling adjustment and special monitoring adjustments for deformation surveys. * Coordinate Transformations — affine,Helmert etc transformations 2d,3d. * Editors for GSI,RW5 files. *DiNi to Excel — digital leveling file converter * Drone tools PPK solver for DJI Matric

  • Active
  • Application
  • Lazarus
  • SourceForge
  • MIT License

Science

AnyiQuack for Delphi

Object-(Time-Based-)Batch processing with closures, using the most modern OOP design patterns for Delphi>=2010. AnyiQuack is ideal for independent and distributed parametric animations, but the exact purpose is not specified (rationalized approach)

  • Quiet
  • Library
  • Delphi
  • SourceForge

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

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

SVGShellExtensions

A collection of extensions tools for SVG files, integrated into Microsoft Windows Explorer (for Windows 10 and 11) and a useful SVG Text Editor

  • Active
  • Application
  • Delphi
  • GitHub
  • ★ 205
  • Apache-2.0

Graphics

mcx

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

  • Active
  • Application
  • Lazarus
  • GitHub
  • ★ 197

Science

ezdml

Lightweight data modeling and design tool (超轻量级的数据建模表结构设计工具)

  • Active
  • Application
  • Lazarus
  • GitHub
  • ★ 103
  • LGPL-2.1

Database

e3

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

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

Cryptography

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

AnyiQuack

Animation framework for Delphi

  • Quiet
  • Library
  • Delphi
  • GitHub
  • ★ 69

Other

DelphiGemini

Delphi wrapper for the Google Gemini API: stateless generation and agent workflows with multimodal, streaming, persistent interactions, structured outputs, vector search, batch, image/video generation, and grounding (Search/Maps).

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 52
  • MIT

Networking

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

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

DelphiMistralAI

DelphiMistralAI wrapper brings Mistral’s text-vision-audio models and agentic Conversations to Delphi, with chat, embeddings, Codestral codegen, fine-tuning, batching, moderation, async/await helpers and live request monitoring.

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 28
  • MIT

Networking

dolphin

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

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 27

Science

UpdateFixer

Update Fixer is a lightweight app to fix Windows Update not working

  • Quiet
  • Application
  • Delphi
  • GitHub
  • ★ 23
  • GPL-3.0

System

FlickrPhotoStats

📷 Flickr Photo stats provides the ability to request information of your photos using REST

  • Quiet
  • Application
  • Delphi
  • GitHub
  • ★ 21
  • GPL-3.0

Networking

tyro

Lua and other programming in simple platform to make programming fun

  • Active
  • Application
  • Lazarus
  • GitHub
  • ★ 21
  • MIT

Language Tools

tina4delphi

Tina4Delphi - A comprehesive set of tools to make REST and application integration better

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

Networking

ts2pas

A node.js tool to convert TypeScript definition files to DWScript based Object Pascal headers

  • Active
  • Application
  • GitHub
  • ★ 18
  • MIT

Language Tools

bb10mt

BlackBerry 10 MultiTool

  • Active
  • Application
  • Lazarus
  • GitHub
  • ★ 16
  • GPL-3.0

System

MakerAi-ChatTools

Capability-extension framework for MakerAI (Delphi)

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 13
  • MIT

Networking

ShellExec

Console application that allows you to run programs (as a current user or administrator), open documents in associated applications, view web pages in your default browser, and more.

  • Quiet
  • Application
  • Delphi
  • GitHub
  • ★ 11

System

dih

Delphi Install Helper is a command-line tool for automated installation, uninstallation, and building of Delphi component packages.

  • Active
  • Application
  • Delphi
  • GitHub
  • ★ 9
  • MPL-2.0

Language Tools

tidykit-fp

A comprehensive toolkit for Free Pascal that provides an easy-to-use, unified interface for common operations. Inspired by C++'s Boost.

  • Archived
  • Package
  • Lazarus
  • GitHub
  • ★ 9
  • MIT

Files and Drives

DFMTextStabilizer

Delphi IDE plugin that fixes DFM serialization of strings with UTF-8 output, readable non-ASCII text, and merge-friendly formatting.

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

Lazarus IDE plugins

ImageCompressor

Scan, preview, compress and shrink images in batches

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

Graphics

delphi-aikit

Utilities for AI-assisted Delphi code analysis and builds.

  • Active
  • Application
  • Delphi
  • GitHub
  • ★ 5

Language Tools

StimSync

Firmware + other software useful for using our custom StimSync Device

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

Science

TACO-2-KX

Taco2KX – TACO to KX Converter for Guild Wars 2 A Windows desktop application that converts TACO (Tactical Overlay) marker files to the KX format for use with Guild Wars 2. This tool streamlines the process of building custom JSON files for teleport locations for the KX tool.

  • Active
  • Application
  • Delphi
  • GitHub
  • ★ 5

Games and Game Engines

AUGMENT-Windows-1252-Editor

This is a replacement for the built-in str-replace-editor, if you are dealing with legacy code that is not UTF-8 and could not be migrated!

  • Active
  • Application
  • Delphi
  • GitHub
  • ★ 4

Edit and Memos

pinja

Jinja-subset-compatible template engine for Object Pascal

  • Active
  • Library
  • GitHub
  • ★ 4
  • Zlib

Other

StimSync

USB device for digital and analog inputs and outputs

  • Quiet
  • Application
  • Lazarus
  • GitHub
  • ★ 4
  • BSD-2-Clause

System

WordStats

Word Stats is a composition analyzer software designed to generate statistical information about English compositions.

  • Quiet
  • Application
  • GitHub
  • ★ 3
  • GPL-3.0

Edit and Memos

android_bootimg_info

A tool to parse build.prop information from boot.img

  • Active
  • Application
  • Delphi
  • GitHub
  • ★ 2

System

Comment-Remover

This is a useful program for any programmer who does not want to have comments in their code.

  • Active
  • Application
  • Delphi
  • GitHub
  • ★ 2

Language Tools

diary

A little diary app, to help me remember what's happened in my life

  • Active
  • Application
  • Lazarus
  • GitHub
  • ★ 2
  • MIT

Applications