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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.

QueryBuilder4Delphi

A fluent, type-safe SQL query builder for Delphi 12+. Supports multiple SQL dialects, parameterized queries, composable query construction, and database-independent execution through extensible providers. Includes FireDAC integration and a comprehensive test suite.

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 4
  • MIT

Database

query_threads

A library for filtering SQL data using threads to enable smooth searches. Delphi 7 and ADO.

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 4

Database

QueryAnalizer

Analisados de Querys com sugestões de melhorias

  • Active
  • Application
  • Delphi
  • GitHub
  • ★ 4

Database

query-executor

Aplicação que executa queries paralelas em um banco de dados firebird

  • Quiet
  • Application
  • Delphi
  • GitHub
  • ★ 2

Database

query4d

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

Other

QueryGenerator

Interpretador de SQL (DML, DDL) baseado em pseudo-sql com o Firebird

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

Database

Zorba

Zorba is a general purpose XQuery processor implementing in C++ the W3C family of specifications. It is not an XML database. The query processor has been designed to be embeddable in a variety of environments such as other programming languages extended with XML processing capabilities, browsers, database servers, XML message dispatchers, or smartphones. Its architecture employes a modular design, which allows customizing the Zorba query processor to the environment’s needs. In particular the architecture of the query processor allows a pluggable XML store (e.g. main memory, DOM stores, persis

  • Library
  • Lazarus

Bindings

horse-query

Middleware for Horse. Use to send a dataset in json format.

  • Quiet
  • Library
  • Delphi
  • GitHub
  • ★ 19

Networking

ragna

Query builder for datasets

  • Quiet
  • Library
  • Delphi
  • GitHub
  • ★ 68
  • MIT

Database

Nowa

Simple query builder for Delphi, working with enumerators.

  • Archived
  • Library
  • Delphi
  • GitHub
  • ★ 7

Database

WinVer

Simple Delphi app to query and display the current Windows Version. NOTE: there are newer and better ways to query the Windows version--this program has NOT been updated in a long time.

  • Archived
  • Application
  • Delphi
  • GitHub
  • ★ 2

System

NxDbTools

App for viewing/editing NexusDb tables. Can query the tables with SQL and then have it write Delphi code for the Query.

  • Quiet
  • Application
  • Delphi
  • GitHub
  • ★ 1
  • BSD-2-Clause

Database

FluentQuery

Fluent, declarative query API for Collections/Containers and Enumerations in Delphi

  • Quiet
  • Library
  • Delphi
  • GitHub
  • ★ 120
  • MPL-2.0

Other

txquery

TxQuery component is a TDataSet descendant component that can be used to query one or more TDataSet descendant components using SQL statements. It is implemented in Delphi 100% source code, no DLL required, because it implements its own SQL syntax parser and SQL engine.

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 72

Database

SQLQueryToPascal

Ferramenta para converter SQL para ser facilmente inserido em código Pascal

  • Quiet
  • Application
  • Delphi
  • GitHub
  • ★ 2

Language Tools

PostgreSQL database query tool

PgQuery is an interactive GUI tool for querying PostgreSQL databases. After connecting to a database server you can open views and tables, send custom sql statements, export the result to CSV (local file) or send it to KSpread to open it as a spreadsheet

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

Database

GpSQLBuilder

Simple runtime SQL query builder for Delphi

  • Quiet
  • Package
  • Delphi
  • GitHub
  • ★ 71
  • BSD-3-Clause

Database

DataGrabber

A query tool

  • Active
  • Application
  • Delphi
  • GitHub
  • ★ 29
  • Apache-2.0

Database

AsSearchbox

A simple component for Delphi to search/filter in any TDataset ( Table or Query ) using Filter property without coding .

  • Quiet
  • Library
  • Delphi
  • GitHub
  • ★ 23
  • MIT

Data controls

Delphi-REST-Orm

Delphi Rest Orm - At simple yet powerful ORM to query a WebService

  • Quiet
  • Library
  • Delphi
  • GitHub
  • ★ 19
  • Apache-2.0

Networking

npp.connections

NotePad++ Plugin. Allows to connect to SQL Servers, execute SQL commands and views results

  • Quiet
  • Library
  • Delphi
  • GitHub
  • ★ 17

Database

mcp-firebird

A Model Context Protocol server for Firebird 2.5 – 5.0, written in Delphi with the official `fbclient` driver. It lets an AI assistant document schemas, analyze query plans, advise on indexes (which to add and which to drop), audit schema health, and drive goal-based optimization. Read-only by default.

  • Active
  • Application
  • Delphi
  • GitHub
  • ★ 16

Database

adfly

active directory query tool using LDAP Protocol , helps red teamer / penetration testers to validate users credentials , retrieve information about AD users , AD groups

  • Quiet
  • Application
  • Lazarus
  • GitHub
  • ★ 12

Networking

GraphQL

GraphQL Query Constructor

  • Quiet
  • Library
  • Delphi
  • GitHub
  • ★ 10
  • MIT

Networking

SecureSQLHandler

A secure SQL query handling library for Delphi applications that provides obfuscation and protection for SQL statements and parameters.

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

Database

AsSearchbox

A simple component to search/filter in any TDataset ( Table or Query ) using Filter property without coding .

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

Database

Delphi-VersionInfo

Delphi class to query version info from given application.

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

System

NComp-MSSQL-Toolbox

A cross-platform SQL utility for MSSQL and MySQL — featuring query execution, table comparison, CSV import, and powerful data editing tools. Built with Lazarus for Windows and Linux.

  • Active
  • Application
  • Lazarus
  • GitHub
  • ★ 2
  • GPL-3.0

Database

WebAPI-EF-DatabaseFirst

Basic C# Web API project using Entity Framework (DataBase First) to access and query a database

  • Quiet
  • Other
  • GitHub
  • ★ 2

Other

Whois

WHOIS is a query and response protocol that is used for querying databases that store an Internet resource's registered users or assignees.

  • Active
  • Application
  • Delphi
  • GitHub
  • ★ 2

Networking

internettools

XPath/XQuery 3.1 interpreter for Pascal with compatibility modes for XPath 2.0/XQuery 1.0/3.0, custom and JSONiq extensions, pattern matching, XML/HTML/JSON parsers and classes for HTTP/S requests

  • Active
  • Package
  • Lazarus
  • GitHub
  • ★ 138

Language Tools Networking

httputils

Utility for handling http querystrings and other http related stuff

  • Quiet
  • Library
  • Delphi
  • GitHub
  • ★ 1
  • MIT

Networking

nsis-simple-service-plugin

SimpleSC – NSIS plugin to manage Windows services: install, remove, start, stop, pause and restart services, query and change their configuration, logon account and failure actions. ANSI and Unicode builds.

  • Active
  • Application
  • Delphi
  • GitHub
  • ★ 1

Other

ragna

Query builder for datasets

  • Quiet
  • Library
  • Delphi
  • GitHub
  • ★ 1
  • MIT

Database

TMSAureliusFirebirdSQL

Proposed solutions to improve SELECT performance for querys generated by TMS Aurelius when using Firebird DBMS

  • Quiet
  • Other
  • Delphi
  • GitHub
  • ★ 1

Database

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

API library call APPA109N.DLL

This library (the DLL), to work with a multimeter APPA-109N through physical or virtual COM port over USB in OS NT/2000/2003/XP/Vista/7/8, designed for querying, reading and decoding data measurements APPA WinDMM100 protocol 95/98 and sound measurement data. DLL provides universal access for other applications, regardless of the language in the environment Win OS. DLL for use in their projects comply with the agreement on stdcall-calls. Type of calling convention is declared after the function prototype, whether the listing of functional type or function declaration.

  • Quiet
  • Library
  • SourceForge

System

HTTP INJECTOR PRO

////// NEW FEATURE on v1.8 XTended Final Version : ///////// 1. Reset Setting 2. Save curent Skins to config file 3. Add 4 New skins (Garnet II (default), Black Box, Cold, Deep Purple, Ubuntu, Matrix) 4. Radio buttons skins changer 5. Filter Response 6. Query Mode 7. XTended MODE - Place Front / Back - Code - Flag Single Flag / Double Flag - ADD Header 8. Disable NetData 9. End Line OFF mode 10. 4 Custom Header (CH 1, CH 2 , CH 3, CH 4) 11. User Agent Spoofer - DISABLE - Chrome 32.0.1667.0 (Win 8 - 64 bit) - Firefox 25.0 (Win 7 64) - Opera 10.61 Mini 5.1 (J2ME/MIDP) - Android 0.5 - Safari 419 12. Forward Proxy - OFF - Front Fprward - Back Forward - Method - Proxy Host:port - HTTP Version 13. Custom Bitvise Execute (BcvSsh.exe) see Full Documentation here : http://www.uploadhosting.co/uploads/195.154.8.92/change-log.txt

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

Networking

collectivetoolbox

A graph‑based workspace for linking documents and data—across local and shared knowledge—so you can query, explore, and build reports with clarity. Under construction!

  • Other
  • Lazarus
  • GitHub

Other

EstSearchDialogs

EstSearchDialogs is a Delphi component set to create powerful search functionality in your application by building a SQL statement and visualy configuring how your user may search on the query result. Use BDE, DB Express, ADO, IB Express, Zeos or custom.

  • Quiet
  • Library
  • Delphi
  • SourceForge
  • Mozilla Public License 1.1 (MPL 1.1)

Dialogs Database

graphify

AI coding assistant skill (Claude Code, Codex, OpenCode, Cursor, Gemini CLI, and more). Turn any folder of code, SQL schemas, R scripts, shell scripts, docs, papers, images, or videos into a queryable knowledge graph. App code + database schema + infrastructure in one graph.

  • Other
  • Lazarus
  • GitHub

Other

SiSeg

SiSeg Is a registration system, which uses webcam to take photo, which is saved for query. It is possible to catalog people with photos, and other details. Can also be imported local file, the format used is jpg. Look up entries by name or unique code. Si-seg é o sistema de cadastros, que utiliza web cam para tirar foto, que fica salva para consulta. É possivel catalogar pessoas com fotos, e outros detalhes. Pode ser importado tambem o arquivo local, o formato utilizado é jpg. Faz a consulta de cadastros pelo nome.

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

Applications

ChatLLM

Simple chat application for querying local and cloud LLM models.

  • Active
  • Application
  • Delphi
  • GitHub
  • ★ 29
  • MIT

Applications

SQLite

SQLite Lang - БД провайдер и Конструктор запросов

  • Quiet
  • Library
  • Delphi
  • GitHub
  • ★ 19

Database

SFBusinessData

Components (Delphi) for reusable, database independent programming of business or data logic

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

Database

SQLtoEXEL

Simple and easy program that export all data from MsSQL (user specify Database name and query) to Excel file.

  • Quiet
  • Application
  • Delphi
  • GitHub
  • ★ 3

Database

GerarScripts

Manipula SQL para ser implementado em querys geradas em tempo de execução no delphi

  • Quiet
  • Application
  • Delphi
  • GitHub
  • ★ 2

Database

backup

backup — снапшоты каталогов в .eml: pack, теговый реестр, verify hash-chain, ротация. emlbox (MIME-OS). Rust

  • Active
  • Application
  • Lazarus
  • GitHub
  • ★ 1

Cryptography

delphi-sistema-cargos-funcionarios

Sistema exemplo de Cadastro de Cargos e Funcionários em Delphi 10.3 usando POO. Necessário instalação do Report Builder 19.3 e Firebird 2.1.7. Componente de Conexão com o Banco e Query é o FireDac. Configurar a Propriedade VendorLib para o caminho do FBClient.dll da sua máquina.

  • Quiet
  • Application
  • Delphi
  • GitHub
  • ★ 1

Applications

CDDC-DBzManager

CDDC-DBManager is an OpenSource database manager which supports MySQL, PostgreSQL, FireBird, InterBase, Sybase, Oracle, Microsoft Access and Microsoft SQL Server databases servers. Features database structures management, data editor and SQL Query Tool.

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

Database

cdrom

The cdrom package contains some routines to read the table of contents (TOC) of a CD-ROM. From this TOC a DISC ID can be computed which can be used to query a CDDB server such as the one on freecddb.org. This unit is compatible with Linux (only tested on x86) and Windows (only tested on 32-bit)

  • Library
  • Lazarus

System

FIBDictionary

A standalone and a CGI program to build and/or query a multilingual dictionary database with utf8 and pronunciation glyph support.

  • Quiet
  • Application
  • SourceForge
  • BSD License

Database