With Dia, you can create flowcharts, UML diagrams, network processes and architectures, entity relationship diagrams. It is available across multiple platforms including Windows, Mac, Linux and also available as extension for Firefox.ĭia is yet another cross platform program to draw structured diagrams. This makes it even easier to start using. Starting from 2.0.2, Pencil is shipped with Android and iOS UI stencils pre-installed. Pencil provides various built-in shapes collection for drawing different types of user interface ranging from desktop to mobile platforms. Pencil is built for the purpose of providing a free and open-source GUI prototyping tool that people can easily install and use to create mock ups in popular desktop platforms. Further, you can save all your work on Google Drive as the service has integration. You do not have to install any thing on your PC. It features the full range of visual configuration you expect, as well as web application features such as a full range of export options, a large collection of icons, real-time collaboration and embedded widget sharing. There is also Libre Office which also comes with Drawing tool which is very much similar to Open Office.ĭraw.io is an online diagramming application built for speed, reliability and simplicity.

Use Draw‘s free ability to create Flash (.swf) versions of your work. You can import graphics from all common formats (including BMP, GIF, JPEG, PNG, TIFF, and WMF). With a maximum page size of 300cm by 300cm, Draw is powerful tool for technical or general posters, etc. Open Office Draw gives you the tools to communicate with graphics and diagrams.

Open Office is a free suite of tools which is very similar to Microsoft Office suite and it also comes with an application similar to Visio, Draw.

Alternatives to visio open source