Browse free open source Design software and projects below. Use the toggles on the left to filter open source Design software by OS, license, language, programming language, and project status.

  • Gain insights and build data-powered applications Icon
    Gain insights and build data-powered applications

    Your unified business intelligence platform. Self-service. Governed. Embedded.

    Chat with your business data with Looker. More than just a modern business intelligence platform, you can turn to Looker for self-service or governed BI, build your own custom applications with trusted metrics, or even bring Looker modeling to your existing BI environment.
  • Rent Manager Software Icon
    Rent Manager Software

    Landlords, multi-family homes, manufactured home communities, single family homes, associations, commercial properties and mixed portfolios.

    Rent Manager is award-winning property management software built for residential, commercial, and short-term-stay portfolios of any size. The program’s fully customizable features include a double-entry accounting system, maintenance management/scheduling, marketing integration, mobile applications, more than 450 insightful reports, and an API that integrates with the best PropTech providers on the market.
  • 1
    A fast and reliable tool, written in Java 8, for generating professional UML sequence diagrams from text. Supports actors, con-/destructors, threads, broadcasts, notes, and fragments. Can serve as a Javadoc taglet. Exports PDF, (E)PS, SVG, PNG, ... The source code is hosted at http://github.com/sdedit/sdedit
    Downloads: 20 This Week
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  • 2
    Data Modeler

    Data Modeler

    A tool for creating data models and databases for Microsoft SQL Server

    Welcome to the page for "Data Modeler"; a free tool to create Microsoft SQL Server databases. If you use Microsoft SQL Server and are in search of a clean and intuitive (and free!) data modeler, search no further. With object-level DDL previews, schema support, real-time model validation and DDL regeneration, sub-models, bulk undo/redo, drag 'n' drop foreign key creation, a data dictionary, update/delete foreign key automation, and customizable fonts and colors, this data modeler is an indispensable tool in any DBAs toolbox. I've used a lot of data modelers, from open-source free software to expensive modelers like Embarcadero ER/Studio. None of them come close for me in terms of ease-of-use and productivity gains. select * from DataModelers where Indispensable='true'; (1 row(s) affected) Facebook https://www.facebook.com/DataModelerTool/
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    Downloads: 20 This Week
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  • 3
    Groove
    NOTE: The GROOVE codebase has moved to https://github.com/nl-utwente-groove
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    Downloads: 16 This Week
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  • 4
    ConceptBase.cc

    ConceptBase.cc

    A Database System for Metamodeling and Method Engineering

    ConceptBase.cc is a multi-user deductive and object-oriented database system for metamodeling and method engineering. Includes a graphical client that builds upon the logic-based features of the ConceptBase.cc server. The data model is O-Telos. ConceptBase.cc can represent information at the data level (example data, traces of process executions etc.), the class level (schemas, process definitions etc.), the metaclass level (constructs of modeling languages), the meta-metaclass level (constructs for defining modeling languages), and so forth. ConceptBase.cc is developed by the ConceptBase Team at University of Skövde (HIS). ConceptBase.cc supports Linux, Mac OS X and Windows. ConceptBase.cc is free software distributed under a FreeBSD-style license.
    Downloads: 40 This Week
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  • Finance Automation that puts you in charge Icon
    Finance Automation that puts you in charge

    Tipalti delivers smart payables that elevate modern business.

    Our robust pre-built connectors and our no-code, drag-and-drop interface makes it easy and fast to automatically sync vendors, invoices, and invoice payment data between Tipalti and your ERP or accounting software.
  • 5
    Apricot DB

    Apricot DB

    Database ERD- design tool with Reverse Engineering

    Design/Reverse Engineer/Generate Scripts/Compare Versions of all major databases with "Apricot DB" ERD- tool "Apricot DB" is a database tool for design and analysis of the relational database structure. It represents the DB- structure in the form of editable Entity/Relationship Diagrams (ERD). "Apricot DB" allows to perform reverse engineering on the existing database, as well as to create a new database structure from scratch. Allows to generate the essential DDL- scripts for CREATE/DROP/DELETE- operations based on the current ERD. "Apricot DB" supports two popular ERD notations: the "Crow's Foot" and "IDEF1x". The databases supported by Apricot DB: Oracle; SQL Server; MySQL; MariaDB; PostgreSQL; DB2/DB2 LUW; H2; SQLite Your feedback is appreciated.
    Downloads: 22 This Week
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  • 6
    The Object-Role Modeling (ORM) standard version 2, associated schemas and generation tools, and a reference implementation in the form of the Natural Object-Role Modeling Architect for Visual Studio (NORMA) product.
    Downloads: 6 This Week
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  • 7
    Dependency Finder
    Extracts dependencies and OO metrics from Java class files produced by most Java compilers. Computes API differences between versions. No source needed. Includes both Swing and command-line interfaces, with XSL stylesheets for formatting output.
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    Downloads: 27 This Week
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  • 8
    Green, an Eclipse plugin, is an advanced yet simple UML class-diagram tool, developed primarily for student use. It does live round-tripping, so it's easy to move between diagram and code views. It's extensible: users can define their own relations
    Downloads: 4 This Week
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  • 9
    pgDesigner is a Datamodel designer for PostgreSQL written in Gambas language.
    Downloads: 6 This Week
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  • Visitor Management and Staff Sign In | Sign In App Icon
    Visitor Management and Staff Sign In | Sign In App

    Sign In App is a modern, enjoyable way to sign in visitors and staff, and book desks and meeting rooms.

    Our visitor management system streamlines registration, check-in, and authorization processes, while our facility management tools streamline room booking, resource allocation, and asset management. We prioritize security with our advanced risk mitigation measures, including health and safety protocols, emergency messaging, and robust analytics for thorough auditing.
  • 10
    crystal-facet-uml

    crystal-facet-uml

    Create consistent Uml diagrams

    As software architect, you create a set of diagrams describing use-cases, requirements, structural views, behavioral and deployment views. crystal_facet_uml keeps element names and element hierarchies consistent. It exports diagrams in svg, pdf, ps and png formats to be used in text processing systems like docbook, html, latex. This tool runs on your local PC and is based on glib, gdk, gtk, cairo, pango, sqlite.
    Downloads: 8 This Week
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  • 11

    MBSE for MagicDraw

    Plugin for MagicDraw to support MBSE with SysML

    Support for more productive Model Based Systems Engineering, following the recommendations in the Cookbook of the INCOSE SE2 Challenge team http://mbse.gfse.de The Plugin for the MagicDraw modelling tool provides support for model based document generation which ties together system model and documents to keep them up to date and consistent, using a AWYSIWYG editor in MagicDraw. It provides basic support to model variants and extract variants from a system model. It provides support to generate organizational structures according to the SE2 Cookbook recommendations. It provides basic pattern based support to reason on a system model, for example to extract numbers like total power, cost, power consumption for a given product tree The MBSE plugin for MagicDraw requires MagicDraw 17.0 SP4 or higher with an installed SysML plugin 17.0 SP5 or higher. Installation instructions can be found in the file ReadMe.txt in the download area as well as the corresponding UMs.
    Downloads: 10 This Week
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  • 12
    Head First Design Patterns translated to C++. Three separate translations are planned: 'Bronze' is literal; minimal (syntax) changes only. 'Silver' is semantic; more C++ idioms + leftover patterns. 'Gold' is (forthcoming and) modern; template based
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    Downloads: 9 This Week
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  • 13
    This project develops a graphical tool to support i* modelling and analysis of the stakeholder requirements. The main development site is at https://se.cs.toronto.edu/trac/ome
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    Downloads: 9 This Week
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  • 14
    PHPCallGraph generates static call graphs for PHP source code using the CodeAnalyzer of the InstantSVC project and the DOT tool. The graphs can be leveraged to gain a better understanding of large software systems or even to debunk design flaws in them.
    Downloads: 6 This Week
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  • 15

    Z Word Tools

    Write, check, index and diagram Z specifications in Microsoft Word.

    Tools to allow Z specifications to be written in Microsoft Word. Includes a unicode font for Z symbols. Provides: WYSIWYG editing fully integrated into Word; Typechecking using fuzz (for Spivey Z) or CZT (for ISO standard Z); Indexing and cross-referencing; Diagrams of specification structure; Conversion from Spivey to Standard Z- also available as a stand-alone program and Java class for non-windows users. See project website for details.
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    Downloads: 2 This Week
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  • 16
    An Eclipse plugin for generating code out of an Entity-Relationship-Diagram (ERD). Currently SQL-DDL and POJO classes with EJB3.0 Annotations are supported. The diagrams conform to the diagram description by H. Buff (german book, ISBN 3-03-440201-5)
    Downloads: 4 This Week
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  • 17
    The SBeaVeR editor is an Eclipse based plugin that allows business modellers and analysts to create fact-oriented business models and rules based on OMG's SBVR standard. It is part of the DBE project.
    Downloads: 4 This Week
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  • 18
    *** This tool has been superseded by ".Net Architecture Checker" at https://sourceforge.net/projects/dotnetarchitect/ ***. (ILDASM-Dependency Checker checks code dependencies in .Net projects to ensure a stable architecture).
    Downloads: 3 This Week
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  • 19
    ArchMapper is a Tool for mapping architecture descriptions of a program to a Java implementation. It offers two main functions: Generating Java source code stubs from an architecture and checking a Java implementation for conformance with an architecture
    Downloads: 2 This Week
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  • 20
    This projects aims to be an UML modeling tool and a set of reusable components for other projects.
    Downloads: 1 This Week
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  • 21
    The CoreASM project focuses on the design of a lean executable ASM (Abstract State Machines) language, in combination with a supporting tool environment for high-level design, experimental validation and formal verification of abstract system models.
    Downloads: 1 This Week
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  • 22
    Nmdepend is a lightweight 'link-time' dependency analyzer for C++. It uses object files and libraries instead of source-code as input. It can help to manage 'cross-directory' dependencies. Dependencies can be visualized in combination with Graphviz.
    Downloads: 1 This Week
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  • 23
    This project targets to develop a visual UML editor for the popular Eclipse IDE. The visual UML editor plugin is fully compatible with the Eclipse Framework and allow developers easily to model and document their software through the UML2 diagrams.
    Downloads: 1 This Week
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  • 24
    jDSM is a Java library for representing and analyzing Design Structure Matrices (DSM). It can be used to analyze any Java software with regards to modularity.
    Downloads: 1 This Week
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  • 25
    Python vipera

    Python vipera

    vipera is an application designer for Python

    vipera is a designer of applications for the programming language Python. It has two main objectives: 1) The design of an application from an educative point of view, paying special attention to the documentation and design of classes. 2) The automatic generation of base code for software projects. vipera is a combination of basic tools for the design of applications in the early stages of development, allowing the creation of modules (libraries) and definition of their basic characteristics, such as classes, functions, records, constants and import modules. The design of classes is done graphically, by means of a code similar to UML. It includes an inverse engineering option, that is, from Python scripts, classes and relationships are identified and represented graphically.
    Downloads: 1 This Week
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