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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.

object-pascal-sdk

SDK oficial Object Pascal da Assinafy (Free Pascal / Lazarus) para assinatura eletrônica de documentos: API REST, signatários, modelos, webhooks e OAuth. Official Object Pascal SDK for the Brazilian e-signature API.

  • Active
  • Application
  • Delphi
  • GitHub
  • ★ 1
  • MIT

Networking

object-tree

Object tree written in Pascal/Delphi.

  • Quiet
  • Library
  • Delphi
  • GitHub
  • ★ 6
  • MIT

Other

Object-Pascal-Mastering

These are not just simple 🧩Algorithms🧩. I also add interesting Academic concepts into it. Check this out.

  • Active
  • Other
  • Delphi
  • GitHub
  • ★ 32
  • GPL-3.0

Learning and Examples

objectgem

Retro ObjectGEM application library for Pure Pascal on TOS systems

  • Quiet
  • Library
  • GitHub
  • ★ 2
  • MIT

GUI containers

Object-Pascal-Lab

라자루스(Lazarus) 환경에서 오브젝트 파스칼(Object Pascal)의 기초부터 실전 UI까지 익히는 개인 학습 연구소입니다.

  • Active
  • Application
  • Lazarus
  • GitHub
  • ★ 1

Other

objview

OBJ/OMF, RDF/RDOFF investigation tool.

  • Quiet
  • Application
  • GitHub
  • ★ 15
  • MIT

Language Tools

ObjPasUtils

A set of basic utility types and functions for FPC/Lazarus

  • Quiet
  • Package
  • Lazarus
  • GitHub
  • ★ 9
  • BSD-2-Clause

Other

obj-sard

SARD Object script language

  • Active
  • Package
  • Lazarus and Delphi
  • GitHub
  • ★ 6
  • MIT

Language Tools

Object-Pascal-Delphi

The program is written in pascal, uses an API, the interface is present, monitoring of active programs in the system (later I will add work with the file system)

  • Quiet
  • Application
  • Delphi
  • GitHub
  • ★ 1

System

ObjectToXML

This serializer is to convert an object direct in XML and a XML direct in an object.

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

Other

ObjectDebugger

The ObjectDebugger is a run-time Object Inspector for Delphi VCL applications

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 107

Other

ObjectProfessional

TurboPower's Object Professional development libraries for Turbo Pascal

  • Active
  • Library
  • GitHub
  • ★ 5

Other

objectinspector

Object Inspector Delphi

  • Quiet
  • Library
  • Delphi
  • GitHub
  • ★ 2

Other

objpos2macro

Convert Sonic 1 objpos binary files to assembly macros.

  • Quiet
  • Application
  • Delphi
  • GitHub
  • ★ 2

Language Tools

ObjectMgr-Laz

This is a Lazarus port of the Delphi "Object Manager Namespace Viewer"

  • Quiet
  • Application
  • Lazarus
  • GitHub
  • ★ 1
  • MPL-2.0

System

ObjectPascalNotebook

VSCode Notebook by Object Pascal

  • Active
  • Application
  • Delphi
  • GitHub
  • ★ 1
  • BSD-3-Clause

Other

ObjectWalk

Can we reawaken ObjectDTM?

  • Quiet
  • Other
  • GitHub
  • ★ 1

Other

ObjectPascalTutorial

A simple Object Pascal tutorial demonstrating Lazarus IDE capabilities.

  • Other
  • Lazarus
  • SourceForge
  • GNU Library or Lesser General Public License version 2.0 (LG

Learning and Examples

NT Object Manager Viewer

This used to be a tool written for an article in The Delphi Magazine by Marcel van Brakel and myself in 2005. It basically attempts to do the same as WinObj, but is written in Delphi.

  • Quiet
  • Application
  • Delphi
  • SourceForge
  • Other License

System

HashLib4Pascal

Hashing for Modern Object Pascal (mirror)

  • Active
  • Package
  • Lazarus and Delphi
  • Codeberg

Cryptography

5.0 from 1 member

CryptoLib

Set of units for cryptography, ciphers, security, random numbers. Also contains BigInteger class.

  • Active
  • Package
  • Lazarus and Delphi
  • GitHub
  • ★ 266
  • MIT License

Cryptography In the Online Package Manager

5.0 from 1 member

LazHIDControl

Cross platform keyboard and mouse input control and window automation in Pascal.

  • Active
  • Package
  • Lazarus
  • GitHub
  • ★ 3

System

5.0 from 1 member

FileAss

File associations for Lazarus applications on Windows and Linux, with a nonvisual component and custom document icons.

  • Active
  • Package
  • Lazarus
  • GitHub
  • ★ 2

Files and Drives Bindings

5.0 from 1 member

DzHTMLText

Delphi and Lazarus HTML Label component

  • Active
  • Package
  • Lazarus and Delphi
  • GitHub
  • ★ 229
  • MIT

Labels

4.0 from 1 member

IP-Sniffer

IP Sniffer is a comprehensive network tool for capturing and analyzing all traffic on a network, including IP addresses.

  • Active
  • Application
  • Delphi
  • GitHub
  • ★ 3

Networking

3.0 from 1 member

NLSO, Natural Language Support Objects

NLSO Natural Language Support Objects, a Natural Language dependent resource manager designed to minimize localization workload See http://comchatter.com for an example of what can be achieved using language neutral design

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

Other

opcb-object-pascal-component-builder

OPCB – Object Pascal Component Builder A library for fluent creation and configuration of components in Delphi and Lazarus. Enables expressive, hierarchical, and reusable runtime UI construction. Developed by Fabiano Arndt. Copyright © 2025 Fabiano Arndt

  • Active
  • Library
  • Lazarus and Delphi
  • GitHub
  • ★ 33
  • Apache-2.0

GUI containers

Reusable-Objects

A set of reusable pre-made objects, which, like lego bricks, can be used and reused in several contexts and applications, independent of the problem domain.

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 13
  • LGPL-3.0

Other

active-object-delphi

Active Object Concurrency Design Pattern Implemented in Delphi

  • Quiet
  • Library
  • Delphi
  • GitHub
  • ★ 7
  • MIT

Other

One-Billion-Lines-Of-Object-Pascal-Code

One billion lines of object pascal code. Compiles in ~5 minutes on a 16 core AMD Ryzen 9 5950x and ~2 minutes on an AMD Threadripper 3990x.

  • Quiet
  • Other
  • Delphi
  • GitHub
  • ★ 4

Other

Auto-Free-Object-Memory

Automatic local free object/memory without memory consumption penalty

  • Quiet
  • Library
  • Delphi
  • GitHub
  • ★ 3
  • MIT

Other

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