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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.

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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

sas.planet.src

SAS.Planet is a free, open-source Geographic Information System (GIS) software designed for viewing, downloading, and managing high-resolution satellite imagery and conventional maps from various online sources.

  • Active
  • Application
  • Delphi
  • GitHub
  • ★ 453
  • GPL-3.0

Science

noe

A neural network framework (with autograd!) for object pascal 🧠

  • Quiet
  • Package
  • Lazarus
  • GitHub
  • ★ 89
  • MIT

Science

EPANET2.2

Perform extended-period simulation of the hydraulic and water quality behavior within drinking water distribution systems

  • Active
  • Application
  • Delphi
  • GitHub
  • ★ 265

Science

mcx

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

  • Active
  • Application
  • Lazarus
  • GitHub
  • ★ 197

Science

FastMath

Fast Math Library for Delphi

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 194

Science

meteor_decoder

A portable decoder for METEOR M weather satellite LRPT signal

  • Quiet
  • Application
  • Lazarus
  • GitHub
  • ★ 155
  • GPL-3.0

Science

OpenDSS

Electrical power system simulation tool primarily for utility power distribution systems

  • Quiet
  • Application
  • Lazarus
  • GitHub
  • ★ 155

Science

robotArm

Software for a 3D Printed Robot Arm

  • Active
  • Application
  • Delphi
  • GitHub
  • ★ 152

Science

hydrobuddy

An open source program for the calculation of hydroponic nutrient solutions.

  • Quiet
  • Application
  • Lazarus
  • GitHub
  • ★ 138

Science

surf-ice

GLSL surface rendering source code. Compiled versions available from NITRC. Loads 3DS, CTM, DXF, FreeSurfer, GII (GIfTI), GTS, LWO2, MS3D, MZ3, NV (BrainNetViewer), OBJ, OFF, PLY, STL, VTK. Tractography formats include BFloat, PDB, TCK, TRK, and VTK. Also NIfTI format voxelwise images.

  • Active
  • Application
  • Lazarus
  • GitHub
  • ★ 138
  • BSD-2-Clause

Graphics Science

VA-Models

Verilog-A simulation models

  • Active
  • Other
  • GitHub
  • ★ 122

Science

mrmath

Delphi matrix library

  • Active
  • Package
  • Lazarus and Delphi
  • GitHub
  • ★ 111
  • Apache-2.0

Science

P4D-Data-Sciences

A collection of lightweight Python wrappers based on Python4Delphi simplifying Data Sciences development with Delphi

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 110
  • MIT

Bindings Science

pasllm

PasLLM - LLM inference engine in Object Pascal (synced from my private work repository)

  • Active
  • Package
  • Lazarus and Delphi
  • GitHub
  • ★ 108
  • AGPL-3.0

Science

QE-SSP

This repository contains example codes for the book: Quantum ESPRESSO Course for Solid‑State Physics, Jenny Stanford Publishing, New York, 372 Pages (2022) by N. T. Hung, A. R. T. Nugraha and R. Saito.

  • Active
  • Other
  • GitHub
  • ★ 98

Science Learning and Examples

skychart

SkyChart / Cartes du Ciel Free software to draw sky charts

  • Active
  • Application
  • Lazarus
  • GitHub
  • ★ 94

Science

SIMsalabim

A 1D drift-diffusion simulator for semiconductor devices (LEDs, solar cells, diodes, organics, perovskites)

  • Active
  • Application
  • GitHub
  • ★ 92
  • GPL-3.0

Science

TensorFlow.Delphi

TensorFlow.Delphi (TF.Delphi) provides a Delphi(Pascal) Standard binding for TensorFlow. It aims to implement the complete Tensorflow API in Delphi which allows Pascal developers to develop, train and deploy Machine Learning models with the Pascal Delphi

  • Quiet
  • Library
  • Delphi
  • GitHub
  • ★ 90
  • Apache-2.0

Bindings Science

MRIcron

Simple medical imaging visualization tool designed for NIfTI images. Includes dcm2nii for conversion of DICOM, Philips, and other proprietary formats.

  • Quiet
  • Application
  • Lazarus
  • GitHub
  • ★ 81

Science Graphics

thundax-delphi-physics-engine

🛴 "Thundax Delphi Physics Engine" is a Delphi-based 2D physics engine for simulations and visualizations. It employs Pascal and is ideal for learning and experimenting with 2D physics concepts.

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 81
  • MIT

Science

VindexLLM

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.

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 73

Science

zAI

zAI是机器视觉的人工智能方向项目

  • Quiet
  • Package
  • Lazarus
  • GitHub
  • ★ 70

Science

PasClaw

Ultra-lightweight native AI agent framework written entirely in Object Pascal for Delphi and Free Pascal, designed for performance, portability, and extensibility.

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

Science

LightNet

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

  • Quiet
  • Library
  • Lazarus and Delphi
  • GitHub
  • ★ 66
  • MIT

Science

Persian-OCR

Offline optical character recognition of Farsi and Arabic letters using deep learning and feature extraction (تشخیص حروف فارسی و عربی آفلاین با استفاده از یادگیری عمیق و استخراج ویژگی‌ها)

  • Active
  • Application
  • Delphi
  • GitHub
  • ★ 65

Science

zAnalysis

zAnalysis是基于Pascal语言编写的大型统计学开源库

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 63
  • GPL-3.0

Science

MRIcroGL10_OLD

DEPRECATED development has moved to https://github.com/rordenlab/MRIcroGL

  • Quiet
  • Application
  • Lazarus
  • GitHub
  • ★ 62
  • BSD-2-Clause

Science

ccdciel

A CCD capture software intended for the amateur astronomer.

  • Active
  • Application
  • Lazarus
  • GitHub
  • ★ 59

Science

DelphAI

A Delphi component designed to simplify the development of artificial intelligence solutions.

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 58

Science

Keras4Delphi

Keras4Delphi is a high-level neural networks API, written in Pascal with Python Binding

  • Quiet
  • Library
  • Delphi
  • GitHub
  • ★ 57
  • MIT

Science

Marvin.IA

Machine Learning in Object Pascal.

  • Quiet
  • Library
  • Delphi
  • GitHub
  • ★ 47
  • MIT

Science

QDSEquations

Delphi component Equation Editor that allows you to enter and display math formulas

  • Quiet
  • Package
  • Lazarus and Delphi
  • GitHub
  • ★ 46

Science

system

  • Active
  • Application
  • Delphi
  • GitHub
  • ★ 46
  • GPL-3.0

Science

opsim

OpSim is an open source Chemical Engineering Process Simulator with a user friendly drag-and-drop graphical user interface and an underlying high performance simulation engine.

  • Quiet
  • Application
  • Lazarus
  • GitHub
  • ★ 43
  • GPL-2.0

Science

dss_capi

A multi-platform, customized C-API library and alternative implementation of OpenDSS (EPRI Distribution System Simulator) aiming for full COM compatibility. Unofficial/unsupported by EPRI, but extensively tested.

  • Active
  • Library
  • Lazarus
  • GitHub
  • ★ 41
  • BSD-3-Clause

Science

mrai

Artificial Intelligence Library

  • Quiet
  • Library
  • Delphi
  • GitHub
  • ★ 39
  • Apache-2.0

Science

mt4R

MT4 -> R interface library

  • Quiet
  • Library
  • Lazarus
  • GitHub
  • ★ 39

Bindings Science

PedPy

Analysis of pedestrian dynamics based on trajectory files.

  • Active
  • Library
  • GitHub
  • ★ 36
  • MIT

Science

ammr

Open library of musculoskeletal models and examples ready to be used with the AnyBody Modelling System.

  • Active
  • Other
  • GitHub
  • ★ 35

Science

sextant

Turbo Pascal Navigation 1991

  • Active
  • Application
  • GitHub
  • ★ 35

Science

FiremonkeySensorFusion

Augmented Reality w/ Delphi Firemonkey. Sensor fusion object ( accelerometer+magnetometer+GPS). returns phone attitude (Azimuth/Elevation/Roll)

  • Quiet
  • Library
  • Delphi
  • GitHub
  • ★ 34

System Science

LazScope

FPC/Lazarus serial oscilloscope

  • Active
  • Application
  • Lazarus
  • GitHub
  • ★ 34
  • MPL-2.0

Science System

DelphiMathLibrary

Library for Complex numbers, Vectors, Matrices

  • Quiet
  • Library
  • Delphi
  • GitHub
  • ★ 6
  • GPL-3.0

Science

SimpleAI

Simple NLP with Pascal

  • Active
  • Package
  • Lazarus
  • GitHub
  • ★ 32

Science

thundax-ai

💡 A series of A.I. Algorithms coded in Delphi

  • Quiet
  • Library
  • Delphi
  • GitHub
  • ★ 32

Science

delphi-anomalies-detectors

A comprehensive Delphi library for detecting anomalies in business data using statistical and machine learning approaches. Designed for real-world applications including fraud detection, system monitoring, data validation, and quality control.

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 31
  • Apache-2.0

Science

Ascension

A metaheuristic optimization framework

  • Quiet
  • Library
  • Lazarus and Delphi
  • GitHub
  • ★ 29

Science

frog

FROG (Frequency-Resolved Optical Gating) software for measuring ultrafast laser pulses

  • Quiet
  • Application
  • Delphi
  • GitHub
  • ★ 29
  • MIT

Science

bigdecimalmath

Pascal library for arbitrary precision BCD floating point numbers

  • Quiet
  • Library
  • GitHub
  • ★ 28

Science

vsop2013

Astronomy. VSOP2013 planetary positions. PlanetFun App: Solar system model in 3D. LeapFrog Gravity Integration. Stars, Moon and planets. The discovery of Neptune

  • Quiet
  • Application
  • Delphi
  • GitHub
  • ★ 28
  • MIT

Science

dolphin

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

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 27

Science

DelphiBigNumberXLib

Arbitrary Precision Library for Delphi with Support for Integer and Floating Point Computations.

  • Quiet
  • Library
  • Delphi
  • GitHub
  • ★ 26
  • MPL-2.0

Science