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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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GitInfo

Git and SemVer Info from MSBuild, C# and VB

  • Active
  • Library
  • GitHub
  • ★ 654
  • MIT

Language Tools

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

Alcinoe

Alcinoe empowers developers to build fast, modern apps without the usual complexity or performance bottlenecks. It keeps the focus on innovation—not tool constraints—delivering top performance, deep customization, and great cross-platform UX while staying independent of GAFA ecosystems.

  • Active
  • Package
  • Delphi
  • GitHub
  • ★ 1,134
  • Apache-2.0

Other

Dam

Delphi and Lazarus Message Dialogs with Formatted Text

  • Active
  • Package
  • Lazarus and Delphi
  • GitHub
  • ★ 167
  • MIT

Dialogs

QuickLib

Quick development library (AutoMapper, LinQ, IOC Dependency Injection, MemoryCache, Scheduled tasks, Json and Yml Config and Options pattern, Serializers, etc) with crossplatform support for Delphi/Firemonkey (Windows,Linux,OSX/IOS/Android) and freepascal (Windows/Linux).

  • Active
  • Package
  • Lazarus and Delphi
  • GitHub
  • ★ 714
  • Apache-2.0

Other

delphi-jose-jwt

Delphi implementation of JOSE (JSON Object Signing and Encryption) and JWT (JSON Web Token)

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 521
  • MIT

Security Cryptography

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

DX.Pdfium4D

Delphi Cross-Platform Wrapper for Google's PDFium - Object-oriented PDF document handling for Windows, macOS, Android, iOS

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 62
  • MIT

Bindings

Javascript4D

A native JavaScript (ECMAScript 5.1) parser and interpreter written in Delphi/Object Pascal. Execute JavaScript code directly from your Delphi applications.

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 61
  • MIT

Language Tools

delphi-libraries

Pure-Delphi audio codec stack — WAV, FLAC, Vorbis, Opus, MP3. No DLLs, no C bindings. CC0 Public Domain.

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 41

Multimedia

nats.delphi

Delphi client for NATS, the cloud native messaging system.

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 41
  • MIT

Networking

Logify

Logify MetaLogger for Delphi

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 38
  • MIT

System

CWStudio-Components-Library

Modern Windows 11 / WinUI 3 (Fluent UI v9) styled VCL components for Delphi / RAD Studio.

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 37
  • MIT

Other

mORMot-MCP-Server

Full MCP 2025-06-18 specification implementation for Delphi with mORMot2

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 22
  • MIT

Networking

DelphiColorPreview

RAD Studio (Delphi 12) IDE plugin: inline color swatches in the editor gutter; Shift+click to pick a color. VS Code-style color decorators.

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 21
  • MIT

Lazarus IDE plugins

Blinki

A library for modern, beautiful Text User Interfaces (TUIs) for Delphi

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 16
  • MIT

Other

VSoft.Process

A Delphi library for running processes and capturing out, interacting with it.

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 16
  • Apache-2.0

System

delphi-mqtt

Modern MQTT client for Delphi

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 15
  • Apache-2.0

Networking

UnitScopePlugin

A Delphi IDE plug-in that adds scope to unit names in the uses sections (e.g. Forms becomes Vcl.Forms)

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 14

Lazarus IDE plugins

Delphi-NaCl

Delphi wrapper for libsodium

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 12

Bindings

Z-SuperObject

Delphi cross-platform high-performance JSON library — O(1) field lookup, 18× faster serialization.

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 12

Networking

AutoSuffix

Package that adds context menu item to project manager to set or update the lib suffix for the current version.

  • Quiet
  • Library
  • Delphi
  • GitHub
  • ★ 10
  • BSD-2-Clause

Lazarus IDE plugins

horse-provider-crosssocket

High-performance, security-hardened CrossSocket provider for the Horse web framework. Replaces the default Indy provider with IOCP/epoll async I/O, an object pool, enforced request limits, and OpenSSL 3.x native TLS.

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 9

Networking

DelphiBoostPack

A comprehensive suite of utilities enhancing Delphi development needs.

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 7
  • GPL-3.0

Other

SharpDXTex

SharpDXTex texture processing library

  • Quiet
  • Library
  • GitHub
  • ★ 6

Graphics

libjxl-delphi

Delphi (Object Pascal) binding for the libjxl JPEG XL C API, with VCL TGraphic integration

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 5
  • BSD-3-Clause

Bindings

WeatherInfo

A Delphi FireMonkey weather widget — GPS/IP geolocation, OpenWeatherMap integration, and a clean App.Controller separation of concerns demo.

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 5
  • MIT

Other

DelphiAPIStarterKit

DelphiAPIStarterKit is a clean and reusable starter template for building RESTful APIs and web services with Delphi WebBroker. It provides a structured project foundation, routing, request handling, response helpers, and practical examples to speed up backend development.

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 4
  • Apache-2.0

Networking

Shake_PPP

揺れプラグイン for AviUtl2

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 4

Multimedia

AWTrix4D

AWTrix Ulanzi TC001 desktop clock Client for Delphi

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

Networking

BuildLogStats

Delphi/RAD Studio 12 IDE-Plugin: wertet Build-Logs aus und zeigt sie als dockbares Statistik-Fenster (mit VS-Code-Bridge)

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 2

Lazarus IDE plugins

DAI

DelphiAI - MCP for the Delphi IDE

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 2
  • MPL-2.0

Lazarus IDE plugins

Delphi.IsExeSigned

Utils to check is exe signed and get signer nama.

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

Security

ERD-Card-Toolkit

A Delphi component library for reading and writing smart cards, contactless tags, magnetic stripes and RFID input on Windows.

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 2

System

BatterflyTray

Create Animated Tray Icon

  • Quiet
  • Library
  • Delphi
  • GitHub
  • ★ 1
  • GPL-3.0

Graphics

lazhandoff

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

Other