8 FREE Online Tools to Draw Graph, Diagrams & Collaborate

Here you will get the list of Free online tools to create diagrams. Diagram maker tool to make Flowcharts, UML diagrams, er diagrams, Network Diagrams, and many more.

8 FREE Online Tools to Draw Graph, Diagrams & Collaborate

We bring you a small list with seven free online tools to create diagrams online and without needing to download any programs.

Most of them are paid websites, but they have free versions versatile enough to allow you to create your basic schemes. But there are also some powerful websites that don't even need registration.

With these pages, you will be able to create free online diagrams, be they mind maps to organize your ideas, or many others with which to make presentations or explain plans and concepts to other people.

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Here are the 8 FREE Online Tools to Draw Graph, Diagrams

  1. Draw.io
  2. Milanote
  3. Gitmind
  4. LucidChart
  5. Coggle
  6. SketchBoard
  7. Creately
  8. Canva

1. Draw.io

An open-source web application with which you can make charts, diagrams, circuits, and various types of concept maps.

An all-in-one diagram maker tool is as easy as taking the elements of the sidebars and moving them to the central paper to make the composition you want. To the elements that you are placing you will be able to change them in size, color, and style.

And if you do not have much experience in creating diagrams, the website will also offer you a series of templates to get the job done.

With free tools to create diagrams, you will be able to save in various formats, including PDF, PNG, or JPG, and allows you to choose between your device, Google Drive or Microsoft OneDrive to save your creations.

Link: Draw.io

2. Milanote

Milanote is an easy-to-use tool to organize your ideas and projects into visual boards. Milanote supports all common file types including JPGs, PDFs, Word, Excel, common design files, and many more.

The Milanote Web Clipper lets you save inspiration and ideas from any website with a single click. Anything you save in the Milanote app will be ready to organize as soon as you're back at your computer.

3. Gitmind

An all-in-one tool that allows you to create varied concept maps and diagrams, and offers a large number of templates for your diagrams.

You can also start from scratch by creating a central theme, and then adding nodes to shape it.

The diagram maker tool allows you to assign task priorities and a progress meter with symbols. Furthermore, you can add images and comments, create subnodes, and export it in formats such as PNG, JPEG, or PDF.

Best of all, it's completely free and you won't need to register to start creating.

Link: Gitmind

4. LucidChart

It is an online diagram maker tool that allows you to create various types of diagrams, organization charts, plans, maps, and various diagrams. It is a paid tool, but you have a free version that serves as a test.

This free version only includes the basic figures and 100 essential templates, but for quick works, it can be useful.

The application also integrates with some external platforms, such as Google Drive or Microsoft Teams among others, and its way of working is also simple since you only have to drag the elements to the central part of the screen to give them the shape you want. Then you can save everything in JPG, PNG, PDF, and SVG formats.

Link: LucidChart

5. Coggle

A platform that is looking for a way to allow you to quickly create diagrams and mind maps that you can then share with other users. You can also add collaborators to shape a project.

It focuses mostly on the basic schematics, starting from a central theme and creating ramifications.

Like almost all the tools, it has paid versions and a limited free one, which allows you to create up to three diagrams, unlimited public diagrams, collaborate in real-time with other people, and upload your own images without limit.

The creations/diagrams can be saved in various formats, from TXT to PDF or JPEG.

Link: Coggle

6. SketchBoard

This is a perfect online diagram maker tool in case you are looking for a much more flexible and informal alternative.

In fact, rather than designing your charts and diagrams, what you are going to do is draw them by hand, as this seeks more to be aboard on which to create and share, with more irregular and informal charts and shapes.

You can do everything from diagrams to mind maps, with the possibility of drawing freely for those cases in which the predefined elements are not enough for what you want to create.

The website requires prior registration, but is free and integrates with Google Drive. Of course, for some more professional and collaborative functions, you will need to use their payment accounts.

Link: SketchBoard

7. Creately

This is a website focused on collaborative business work, and that will allow you to make various types of diagrams, graphs, and concept maps.

You will have to register, but in addition to its payment plans, it also has a free option so you can try it without spending anything.

In addition, it integrates with various services, from storage services such as Google Drive to collaboration services in companies such as Slack.

Its operation also seeks to be simple, with a side column with elements that you can go to the center page, and in which you can change the size, typography, color, and style.

You also have a graphics library that you can use, a thousand business templates. In the free plan, you can create five public documents, a folder, and add up to three collaborators.

Link: Creately

8. Canva

Canva is a website focused on creating all kinds of graphic designs, ranging from logos and graphics cards to creating graphics and create free online diagrams.

Therefore, you are faced with a flexible tool that you can adapt to your needs, although not being specific you may encounter some difficulties when it comes to composing what you need.

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Of course, it has a specific section to create diagrams and mind maps, which will save you some time.

It is also a paid tool, but it has a fairly complete free version. In this tool, you are offered by registering at no cost about 8,000 templates, 100 types of designs for social networks, presentations or letters, and hundreds of photos and graphic elements.

This library can grow a lot if you go to the payment options, but it should be enough for the most basic creations.

Link: Canva