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Catalog

30,061 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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atom-table-monitor

⚛️ Monitoring tool for global atom table and RegisterWindowMessage identifiers

  • Active
  • Application
  • Delphi
  • GitHub
  • ★ 75
  • MIT

System

Atomic-data

Atomic data files for use in NEAT

  • Quiet
  • Other
  • Delphi
  • GitHub
  • ★ 3

Science

atoms

Sources of my computer game "Atoms" back from 1995

  • Quiet
  • Application
  • GitHub
  • ★ 3
  • Apache-2.0

Games and Game Engines

atomicparsleygui

Automatically exported from code.google.com/p/atomicparsleygui

  • Quiet
  • Application
  • Delphi
  • GitHub
  • ★ 3

Multimedia

atomicparsleygui

Automatically exported from code.google.com/p/atomicparsleygui

  • Quiet
  • Application
  • Delphi
  • GitHub
  • ★ 2

Multimedia

Atom Virtual Machine

Atom is a programmable, register-based virtual machine for Win32 computers. The AtomVM can be programmed using a high-level, neo-assembler language called Atom Assembler.

  • Quiet
  • Application
  • SourceForge
  • GNU General Public License version 2.0 (GPLv2)

Language Tools

atomodo

A minimalistic pomodoro app

  • Quiet
  • Application
  • Delphi
  • GitHub
  • ★ 2

Date and Time

Atomic Research

Atomic Research is a Battleships variant. The player is a scientist who wants to discover the postion of some atoms on the game board.

  • Quiet
  • Application
  • SourceForge
  • GNU General Public License version 2.0 (GPLv2)

Games and Game Engines

atom-cleaner

Clean Windows global atoms leaked by Delphi applications

  • Quiet
  • Application
  • Delphi
  • GitHub
  • ★ 1

System

fpc_atomic

Playable open-source engine recreation of the legendary Atomic Bomberman including Network and Ai https://en.wikipedia.org/wiki/Atomic_Bomberman

  • Active
  • Application
  • Lazarus
  • GitHub
  • ★ 62

Games and Game Engines

atominsa

atominsa is a Bomberman-like game, playable in story mode and multi (on screen or networked) up to 8 players. Its gameplay is as close as possible to Atomic Bomberman. An OpenGL engine provides the 3D board and many visual effects.

  • Application
  • SourceForge
  • GNU General Public License version 2.0 (GPLv2)

Games and Game Engines

Feedreader - Extendable RSS/ATOM reader

Feedreader is a freeware Windows application that reads and displays Internet newsfeeds aka ATOM and RSS feeds based on XML. Version 3.0 is available on www.feedreader.com

  • Quiet
  • Application
  • SourceForge
  • GNU General Public License version 2.0 (GPLv2)

Networking

SimpleRSS-for-Delphi

Import, export and work with RSS, Atom, RDF and iTunes in Delphi

  • Quiet
  • Library
  • Delphi
  • GitHub
  • ★ 11
  • LGPL-2.1

Networking

lib.InterlockedOps

Set of functions providing atomic operations (addition, subtraction, exchange, ...) on variables. Created as a replacement and extension of interlocked functions provided by WinAPI.

  • Active
  • Library
  • Lazarus and Delphi
  • GitHub
  • ★ 6
  • MPL-2.0

System

Delphi-Crash-Reporter

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.

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 9
  • BSD-2-Clause

System

2.0 from 1 member

feeder

A simple RSS/Atom feed reader, just the way I like it (and hope you do to).

  • Active
  • Application
  • Delphi
  • GitHub
  • ★ 17
  • MIT

Networking

svgtopng

This little tool helps me converting .svg images to .png

  • Quiet
  • Application
  • Lazarus
  • GitHub
  • ★ 5

Graphics

htmllabel

Lazarus visual component to display formatted text.

  • Quiet
  • Package
  • Lazarus
  • GitHub
  • ★ 3

Labels

ImageResize

Web image resampler/resizer for png and jpg

  • Active
  • Application
  • Lazarus
  • GitHub
  • ★ 2

Graphics

DFSdisk

Program for manipulating Acorn DFS disk images, also handles Acorn System / AtomDOS images.

  • Quiet
  • Application
  • Lazarus
  • GitHub
  • ★ 1

Files and Drives

Diffusion

Computational Experiments in Materials Science. Diffusion in Solids

  • Quiet
  • Application
  • Delphi
  • GitHub
  • ★ 1
  • MIT

Science

HFS-SPEKTRUM

Hyperfinestructure physics, simulation of atomic spectra, Lorentz & Gauß frequency profiles

  • Active
  • Application
  • GitHub
  • ★ 1

Science

PaSwap

Pascal Atomic Coin Swap for PascalCoin ver. 5

  • Quiet
  • Application
  • Lazarus
  • GitHub
  • ★ 1

Networking

Periodic-Table-of-Elements

The Periodic Table is a chart that organizes all known Chemical Elements by increasing Atomic Number (number of protons), with Elements arranged in rows (periods) and columns (groups) that reveal trends in their Chemical and Physical Properties.

  • Active
  • Application
  • Delphi
  • GitHub
  • ★ 1

Charts and Graphs

ZIRKON

HFS Messwerte ZIRKON - program display_fluodata, FORTH data acquisition

  • Active
  • Library
  • GitHub
  • ★ 1

Science

pascal-common-faa

Base library shared by the *-faa libraries for Delphi and Lazarus/FPC: optional/nullable types, portable atomics and monotonic time, monitor and thread pool.

  • Package
  • Lazarus and Delphi
  • GitHub

Other

r3r

A simple feed reader for Atom 1.0, ESF 1.0, and RSS 0.9–3.0 feeds

  • Quiet
  • Application
  • Lazarus
  • GitHub
  • ★ 3

Networking

ATAC2

AtomAccounting for Second Currency Support.

  • Quiet
  • Application
  • SourceForge

Applications

Burkhard Heim's Mass Formula

Burkhard Heim's Mass Formula - A collection of programs that calculate the mass of a variety of sub-atomic particles, based on work by the late Burkhard Heim. http://www.heim-theory.com/

  • Quiet
  • Application
  • SourceForge
  • Academic Free License (AFL)

Science

MolComp

MOLecular weight and atomic COMPosition calculator. Runs in simple command-line or web interface (as CGI). A visual Tk interface is planned.

  • Quiet
  • Application
  • SourceForge
  • GNU General Public License version 2.0 (GPLv2)

Science

molecule processing toolkit

The program fuses 2 sets of molecules. It tries different relative positions of molecules before binding them, so that there is no or minimal intersection in the resulting molecule. The atom to be fused in a molecule is labeled with an R symbol.

  • Application
  • SourceForge
  • BSD License

Science

R3R

R3R is a small, fast, and portable reader for RSS, ESF, and Atom feeds.

  • Quiet
  • Application
  • SourceForge
  • BSD License

Networking

SimpleRSS

SimpleRSS is an easy to use component that allows you to work with feeds (Atom, RSS, RDF, iTunes) directly (importing and exporting feeds) from Delphi, and Kylix.

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

Networking

Spectre displayer

Spectre displayer allows user to load and display spectra of atoms.

  • Quiet
  • Application
  • SourceForge
  • GNU General Public License version 3.0 (GPLv3)

Science

WAtomic

WAtomic is a Windows clone of Linux KAtomic logic game, developed using the GLScene OpenGl based library for Delphi.

  • Quiet
  • Application
  • Delphi
  • SourceForge
  • GNU General Public License version 2.0 (GPLv2)

Games and Game Engines

rdpwrap

RDP Wrapper Library

  • Quiet
  • Application
  • Delphi
  • GitHub
  • ★ 16,962
  • Apache-2.0

Networking System

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

GpDelphiUnits

A collection of my open sourced Delphi units

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 190
  • BSD-3-Clause

Other

QuickCore

Delphi Core Framework to fast build desktop/mobile/web apps.

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 163
  • Apache-2.0

Networking

Suspending-Techniques

Comparing, discussing, and bypassing various techniques for suspending and freezing processes on Windows.

  • Quiet
  • Other
  • Delphi
  • GitHub
  • ★ 139

System

quantoflx

A desktop customization tool based on Rainmeter

  • Archived
  • Application
  • GitHub
  • ★ 135
  • GPL-3.0

Applications

pasmp

PasMP - a parallel-processing/multi-processing library for Object Pascal

  • Active
  • Library
  • Lazarus
  • GitHub
  • ★ 125

System

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

Tiny.Library

General purpose low level library for Delphi 7-XE10, FreePascal and C++Builder

  • Quiet
  • Library
  • Lazarus and Delphi
  • GitHub
  • ★ 83
  • MIT

Other

Gadgets-Additions

Rainmeter skins (System/Web/Markets/BOINC) inspired by the AddGadgets.com (and Orbmu2k) Windows Sidebar Gadgets

  • Active
  • Other
  • GitHub
  • ★ 75

Other

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

TransactionMaster

A tool for Windows that can make any program work within file-system transactions.

  • Quiet
  • Application
  • Delphi
  • GitHub
  • ★ 59
  • GPL-3.0

System

rdpwrap

RDP Wrapper Library

  • Quiet
  • Application
  • Delphi
  • GitHub
  • ★ 47
  • Unlicense

System

GamePlay

Gameplay is a frontend for MS-DOS, Windows 3.1, Windows 98, ScummVM, Apple II, Atari 800, Atari ST, Amiga, Sega Saturn, Super Nintendo, Nintendo64 and DSP Emulator. It lets you play games easily and quickly — no complications, no configuration needed

  • Active
  • Application
  • Lazarus
  • GitHub
  • ★ 46

Games and Game Engines

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