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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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lazarus-horse-json-api

Minimal backend example using Horse middleware Jhonson with JSON storage in memory.

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

Other

delphi-rest-json-optional

Exemplo prático em Delphi para gerar e ler JSON com campos opcionais (null) de forma limpa e sem dependência de edições Enterprise.

  • Active
  • Other
  • Delphi
  • GitHub
  • ★ 2

Learning and Examples

delphimvcframework

DMVCFramework (for short) is a popular and powerful framework for Web API and Web Applications in Delphi. Supports RESTful and JSON-RPC WEB APIs development.

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 1,420
  • Apache-2.0

Networking

xidel

Command line tool to download and extract data from HTML/XML pages or JSON-APIs, using CSS, XPath 3.0, XQuery 3.0, JSONiq or pattern matching. It can also create new or transformed XML/HTML/JSON documents.

  • Active
  • Application
  • Lazarus
  • GitHub
  • ★ 849
  • GPL-3.0

Networking

delphimvcframework

DMVCFramework (for short) is a popular and powerful framework for WEB API in Delphi. Supports RESTful and JSON-RPC WEB APIs development. (mirror)

  • Active
  • Library
  • Delphi
  • Codeberg

Networking

DelphiGroqCloud

The GroqCloud API wrapper for Delphi provides access to models from Meta, OpenAI, MistralAI and Google on Groq’s LPUs, offering chat, text generation, image analysis, audio transcription, JSON output, tool integration, and content moderation capabilities.

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 20
  • MIT

Networking

API Server for Firebird

The server is accessed through the standard GET, POST methods, the parameters of which specify SQL, written in JSON format. The query result is returned as an array of JSON format.

  • Quiet
  • Application
  • SourceForge

Database Networking

DelphiGenAI

The GenAI API wrapper for Delphi seamlessly integrates OpenAI’s latest models (gpt-5 serie), delivering robust support for agent chats/responses, text generation, vision, audio analysis, JSON configuration, web search, and asynchronous operations. Image generation with gpt-image-2. Skills and agents

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 88
  • MIT

Networking

DataSetConverter4Delphi

API to convert JSON objects for DataSet and DataSet to JSON Objects

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 224
  • Apache-2.0

Database

jsonstream

Sane, fast, low-overhead, procedural API for parsing JSON files.

  • Quiet
  • Package
  • Lazarus and Delphi
  • GitHub
  • ★ 18

Other

json2puml

Generate PlantUML files based on JSON files.

  • Active
  • Application
  • Delphi
  • GitHub
  • ★ 14
  • GPL-3.0

Language Tools

cheat-engine-cli

AI-native, JSON-first CLI for the Cheat Engine ceserver protocol

  • Active
  • Application
  • Lazarus
  • GitHub
  • ★ 3

System

json_delphi

Consulta de CNPJ consumindo API da receita

  • Quiet
  • Other
  • Delphi
  • GitHub
  • ★ 1

Networking

Covid19-RestApi

Delphi ile geliştirilmiş basit bir COVID-19 veri çekme uygulaması. REST API üzerinden verileri alır, listede görüntüler ve duruma göre simge değiştirir.

  • Active
  • Application
  • Delphi
  • GitHub
  • ★ 1

Networking

COCAnalytics

📈 Clash of Clans Analytics App

  • Quiet
  • Application
  • Delphi
  • GitHub
  • ★ 6
  • MIT

Networking

Trysil

A lightweight, attribute-driven ORM for Delphi

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 160
  • BSD-3-Clause

Database

mockjsonapi

A mock server for a generic JSON API built with Delphi and delphimvcframework

  • Active
  • Application
  • Delphi
  • GitHub
  • ★ 41
  • Apache-2.0

Networking

ChatGPT4Delphi

A biblioteca ChatGPT4Delphi é uma classe para o Delphi que facilita o uso da API do ChatGPT da OpenAI. Permite enviar perguntas e receber respostas geradas automaticamente com poucas linhas de código. Gerencia comunicação HTTP e serialização/deserialização de JSON. Fácil de integrar em aplicativos Delphi existentes. Personalizável.

  • Quiet
  • Library
  • Delphi
  • GitHub
  • ★ 11
  • GPL-3.0

Networking

SSQL

Delphi Component to Connect a JSON API

  • Quiet
  • Library
  • Delphi
  • GitHub
  • ★ 9
  • GPL-3.0

Database

qBit4DelphiV2-qNOXifyV2

qNOXify V2 is a Thin Client for qBittorrent/NOX (seedbox) developed in Delphi (100% Pure Pascal). Based on JsonX4, the full Delphi API, qBit4DelphV2, is provided.

  • Active
  • Application
  • Delphi
  • GitHub
  • ★ 7
  • MIT

Networking

WiRL

WiRL: RESTful Library for Delphi

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 258
  • Apache-2.0

Networking

RESTCLIENT-em-delphi

uma classe para consultas a APIs RESTful, onde recebe-se a BaseURL, o Recurso,o Valor (opcionais a depender se os dados da BaseURL são suficientes) e o verbo HTTP (padrão GET), retornando uma string JSON como resposta.

  • Quiet
  • Library
  • Delphi
  • GitHub
  • ★ 4

Networking

LingoFuse-Tools

Code generation tools for the LingoFuse ecosystem. Convert Pascal / C declarations into cross-language ABI, HTTP/JSON, and MCP binding code. Every tool ships with GUI, CLI, and MCP entry points, plus a self-contained knowledge base for full AI takeover.

  • Active
  • Application
  • Lazarus
  • GitHub
  • ★ 2
  • MIT

Language Tools

DelphiNZBGetAPI

Delphi code and demo for communicate with NZBGet API JSON

  • Quiet
  • Library
  • Delphi
  • GitHub
  • ★ 1
  • LGPL-2.1

Networking

PascalWeb-RC1

PascalWeb is a Web framework for Free Pascal focused on native binaries, routing, middleware, JSON APIs, validation and backend development.

  • Active
  • Library
  • Lazarus
  • GitHub
  • ★ 1

Other

OpenAPI-Delphi

The Delphi-OpenAPI library is an OpenAPI 3.0 document generator and parser for Delphi

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 106
  • Apache-2.0

Networking

psi-biker-v1.1

app Android p/ Bikers calcularem Tempo e Distância (Km/h) em uma rota (Origem e Destino) usando a API Distance Matrix do Google Maps - Delphi 10.3 Rio c/ REST e JSON

  • Quiet
  • Application
  • Delphi
  • GitHub
  • ★ 6

Applications

WiRL

WiRL: RESTful Library for Delphi

  • Active
  • Library
  • Delphi
  • Codeberg

Networking

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

QuickLogger

Powerful and flexible library for logging on files, console, memory, email, rest, eventlog, syslog, slack, telegram, redis, logstash, elasticsearch, influxdb, graylog, Sentry, Twilio, ide debug messages and throw events for Delphi/Firemonkey/freepascal/.NET (Windows/Linux/OSX/IOS/Android).

  • Active
  • Library
  • Lazarus and Delphi
  • GitHub
  • ★ 452
  • Apache-2.0

Other

horse

Fast, opinionated, minimalist web framework for Delphi

  • Active
  • Library
  • Lazarus and Delphi
  • GitHub
  • ★ 1,383
  • MIT

Networking

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

skia4delphi

Skia4Delphi is a cross-platform 2D graphics API for Delphi platforms based on Google's Skia Graphics Library. It provides a comprehensive 2D API that can be used across mobile, server and desktop models to render images.

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 793
  • MIT

Graphics

MORMot2

Synopse mORMot is an Open Source Client-Server ORM SOA MVC framework for Delphi 6 up to Delphi 10.3 Rio and FPC, targeting Win/Linux for the server, and any platform for clients (including mobile or AJAX).

  • Active
  • Package
  • Lazarus and Delphi
  • GitHub
  • ★ 733
  • MPL, GPL or LGPL

Database In the Online Package Manager

NsfwBox

Cross-platform app for search and download porn

  • Active
  • Application
  • Delphi
  • GitHub
  • ★ 718
  • MIT

Networking

RESTRequest4Delphi

API to consume REST services written in any programming language with support to Lazarus and Delphi

  • Active
  • Library
  • Lazarus and Delphi
  • GitHub
  • ★ 625
  • MIT

Networking

ChatGPT

ChatGPT Native Application (Windows, Mac, Android, iOS, and Linux)

  • Active
  • Application
  • Delphi
  • GitHub
  • ★ 480
  • MIT

Networking

loggerpro

An modern and pluggable logging framework for Delphi

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 400
  • Apache-2.0

Other

MARS

REST framework for Delphi: JAX-RS style resources and routes, servers and clients, JWT, OpenAPI 3, FireDAC and Devart UniDAC/MyDAC/IBDAC, SSE, MCP servers for AI agents. Windows, Linux, Docker.

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 400
  • MPL-2.0

Networking

delphi-rest-client-api

A Delphi REST client API to consume REST services written in any programming language.

  • Quiet
  • Library
  • Delphi
  • GitHub
  • ★ 385
  • Apache-2.0

Networking

delphi-neon

JSON Serialization library for Delphi

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 364
  • MIT

Other

dext

Dext - Modern Full Stack Framework for Delphi

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 330
  • Apache-2.0

Networking

DelphiOpenAI

OpenAI (and DeepSeek, Azure OpenAI, YandexGPT, Ollama, GigaChat, Qwen) API wrapper for Delphi. Use ChatGPT, DALL-E, Whisper and other products.

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 318
  • MIT

Networking

Cmulator

Cmulator is ( x86 - x64 ) Scriptable Reverse Engineering Sandbox Emulator for shellcode and PE binaries . Based on Unicorn & Zydis Engine & javascript

  • Archived
  • Application
  • Lazarus
  • GitHub
  • ★ 304
  • AGPL-3.0

Security

FusionAI

A ChatGPT, Gemini, Claude, and Ollama(offline) plug-in for Embarcadero RAD Studio IDE XE5 to 12.1

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 279
  • MIT

Lazarus IDE plugins

GrijjyFoundation

Foundation classes used by other Grijjy repositories

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 262

Other

WPP4Delphi

WhatsApp Web component for Delphi and Lazarus. TWPPConnect embeds Chromium through CEF4Delphi and exposes WA-JS messaging, sessions and events to Object Pascal applications.

  • Active
  • Package
  • Lazarus and Delphi
  • GitHub
  • ★ 252
  • Apache-2.0

Networking