One of the most popular alternatives to Gliffy is draw.io, which is free and open source. Other popular alternatives are Penpot, Excalidraw, yEd Graph Editor and Dia. There's no shortage of Diagram Editors like Gliffy, with more than 50 alternatives for the web, Windows, Mac, Linux and iPad.
MockupTiger is a web based application that helps you to build fluid wireframes, mockups or prototypes for your next web application or desktop software.
United States
SceneLab is a web application for creating beautiful flatlay compositions inside your browser while choosing from hundreds of fresh items. Compose your scenes with ease, save them for later and export in high resolution.
UXPressia is a collaborative user experience platform. Create, export, and share designer-ready customer journey maps, personas, and impact maps online.
United States
loud-based ADONIS:CE brings you just that, and helps build your digital twin. ADONIS:Community Edition will help you create BPMN diagrams, build your business architecture, and perform business process optimization.
Austria
EU
Mark makes drawing flowcharts and diagrams as easy as drawing with a pencil. It automatically converts shapes and text as you draw with Apple Pencil.
United States
IYOPRO, Improve your Processes, is a professional online BPM and workflow system that utilizes the BPMN 2.0 standard.
The GoVisual Diagram editor (GDE) provides powerful functionality for editing and automatic layout of diagrams. Diagrams are represented in form of graphs and cluster graphs. GDE contains all the layout styles available in the GoVisual libraries.
PathVisio is a free open-source pathway analysis and drawing software that allows drawing, editing and analysing biological pathways.
NetherlandsEU
Core2D is a multi-platform application for making data driven 2D diagrams. The application has built-in wyswig vector graphics editor where you can bind data to shapes, share data across multiple documents, edit documents using layers.
PolandEU
Automatically connects to your Photoshop document and converts your mockups into interactive prototypes using layer comps to organize your documents into screens. Transition between them by defining hotspots in the layer name you want to be tappable.
Merge Plan is a user friendly diagram application. It is fully compatible with most diagram file formats. It is a great value in comparison to other diagram applications. It is part of Merge Soft Office.
Professional business process modelling on Microsoft platforms. Instantly turn your Visio files into structured corporate model. Enterprise Explorer instantly reveals all corporate business objects and metadata behind your regular office files.
United States
