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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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LMath

. FPC Provides routines and demo programs for numerical analysis, including mathematical functions, probabilities, matrices, optimization, linear and nonlinear equations, integration, Fast Fourier Transform, random numbers, curve fitting, statistics and graphics. It is entirely written in Pascal and does not depend on external libraries.

  • Library
  • Lazarus
  • SourceForge

Science

Foreval

Foreval is parser, compiler and evaluator of mathematical expressions in run-time with support complex numbers. After parsing and building tree of expression is perform optimization and compiling into x86-32 instructions and returns address of compiled expression. For expressions can by finding derivatives by symbolic or numerical differentiation.

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 2
  • MIT

Science

DMath

DMath provides routines and demo programs for numerical analysis, including mathematical functions, probabilities, matrices, optimization, linear and nonlinear equations, integration, Fast Fourier Transform, random numbers, statistics.

  • Active
  • Package
  • Lazarus and Delphi
  • GitHub
  • ★ 1

Science Bindings

ALGLIB

. Delphi FPC Cross-platform numerical analysis and data processing library. It supports several operating systems Windows and POSIX, including Linux. ALGLIB features include: Data analysis classification/regression, statistics; Optimization and nonlinear solvers; Interpolation and linear/nonlinear least-squares fitting; Linear algebra direct algorithms, EVD/SVD, direct and iterative linear solvers; Fast Fourier Transform and many other algorithms.

  • Library
  • Lazarus and Delphi

Science

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

xdpw

XD Pascal: A small embeddable self-hosting Pascal compiler for Windows. Supports Go-style methods and interfaces

  • Quiet
  • Application
  • Delphi
  • GitHub
  • ★ 296
  • BSD-2-Clause

Language Tools

P65Pas

CPU 6502 Pascal Compiler/IDE/Debugger

  • Active
  • Application
  • Lazarus
  • GitHub
  • ★ 132
  • GPL-3.0

Language Tools

mrmath

Delphi matrix library

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

Science

PicPas

Compilador en Pascal para microcontroladores PIC / Pascal compiler for PIC microcontrollers

  • Active
  • Application
  • Lazarus
  • GitHub
  • ★ 94
  • GPL-2.0

Language Tools

SIMsalabim

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

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

Science

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

dolphin

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

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 27

Science

mathlib-fp

Scientific, statistical and engineering mathematics for Free Pascal, with no third-party runtime dependencies.

  • Active
  • Package
  • Lazarus
  • GitHub
  • ★ 12
  • MIT

Science

Delphi11LlamaCppBindings

Delphi 11+ bindings for llama.cpp (b11900+) with full GPU acceleration. Updated from the original Embarcadero fork: new memory API, vocab object, backend loader, CUDA 13, RTX 30xx/40xx/50xx support, Flash Attention, quantized KV cache, Jinja2 chat templates, and multimodal vision inference via the mtmd API.

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 9
  • MIT

Bindings

jpmMath

Math routines by Jean-Pierre Moreau

  • Active
  • Library
  • Lazarus
  • GitHub
  • ★ 9

Science

chemistry

Repository for a (failed) high school project, trying to simulate the molecular bonds quantum-theoretically and optimize it to determine the structure of the respective molecul, including project "thesis" (German).

  • Quiet
  • Other
  • Lazarus
  • GitHub
  • ★ 5

Science

zmsql

  • Quiet
  • Package
  • Lazarus
  • GitHub
  • ★ 5

Database

aggpasmod_old

Modernized Pascal Anti-Grain Geometry

  • Quiet
  • Package
  • Lazarus
  • GitHub
  • ★ 2

Graphics

MELVI_old

MBL Multiple Element Limitation Model

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

Science

WesChat12

Homebrew LLM

  • Active
  • Application
  • Lazarus
  • GitHub
  • ★ 1

Other

FastMM4-AVX

. Delphi FPC FastMM4 fork with AVX support and multi-threaded enhancements faster locking

  • Library
  • Lazarus and Delphi
  • GitHub

System

lil

LIL (Little Interpreted Language) is a small highly dynamic scripting language inspired by Tcl and unix shells.

  • Package
  • Lazarus
  • GitHub

Language Tools