The quickest way to open a Draw.io file
Draw.io files end in .drawio and open in the free Draw.io web application at draw.io. The simplest method is to go to draw.io, click File, then Open, and select your .drawio file from your computer. The file will load in your browser with all your diagrams, flowcharts, or wireframes intact.
You do not need to install anything or create an account to open and view a .drawio file this way. If you want to edit it, you can make changes immediately and save them back to your computer using File > Save.
If you have many .drawio files to work with regularly, you can also download the Draw.io desktop application for Windows, Mac, or Linux, which works the same way but runs on your computer instead of in a browser.
Key Takeaways
- .drawio files open in the free web application at draw.io without requiring an account or installation.
- Go to draw.io, click File > Open, and select your .drawio file to view and edit it in your browser.
- You can save changes back to your computer using File > Save, or download the desktop version if you prefer to work offline.
- If you only need to view a .drawio file without editing, some file viewers and cloud storage services can display them, though editing requires Draw.io or a compatible tool.
Opening a .drawio file in your web browser
Start by visiting draw.io in any web browser. You will see the main editor screen with a blank canvas. At the top left, click the File menu, then select Open. A file browser window will appear on your screen.
Navigate to the folder where your .drawio file is stored and click on it to select it. Then click Open or the equivalent button in your file browser. Draw.io will load the file and display your diagram on the canvas. All shapes, text, colors, and connections will appear exactly as they were saved.
Once the file is open, you can edit it by adding or removing shapes, changing text, adjusting colors, or moving elements around. Any changes you make are not saved automatically. To keep your changes, use File > Save, which will download the updated file to your computer in the same location.
Using the Draw.io desktop application
If you work with .drawio files frequently, downloading the desktop version saves you from opening a browser each time. Go to draw.io/download and select the version for your operating system: Windows, Mac, or Linux. The download is free and takes a few minutes.
Once installed, open the Draw.io application on your computer. Click File > Open and select your .drawio file. The file will open in the same editor as the web version, with the same tools and features. The main difference is that the desktop version works offline, so you can open and edit files without an internet connection.
Saving works the same way: use File > Save to overwrite your existing file, or File > Save As to create a new version with a different name. The desktop application stores files on your computer, not in the cloud, so you control where they are kept.
Opening .drawio files from cloud storage
If your .drawio file is stored in Google Drive, Dropbox, or OneDrive, you can open it directly from those services. In Google Drive, right-click the .drawio file and select Open With, then choose Draw.io from the list. If Draw.io does not appear, click Connect More Apps, search for Draw.io, and install it.
In Dropbox or OneDrive, download the .drawio file to your computer first, then open it using the method described above. Some cloud storage services do not have a direct integration with Draw.io, so downloading is the most reliable approach.
When you save a file opened from cloud storage through Draw.io, check where the file is being saved. Some integrations save back to the cloud automatically, while others save only to your computer. The application will usually ask you to confirm the save location the first time.
What to do if the file will not open
If you double-click a .drawio file on your computer and nothing happens, your system does not have a default program set to open it. Right-click the file and select Open With (or Open With > Choose Another App on Windows). Look for Draw.io in the list. If it is not there, select a web browser like Chrome or Firefox, and the file will open in that browser.
If the file opens but appears blank or corrupted, the file may have been damaged during download or transfer. Try downloading it again from the source. If you have a backup copy, open that instead. Draw.io files are text-based, so you can also open them in a plain text editor like Notepad to check if the content is there — it will look like code, but the data is usually intact.
If you are trying to open a file someone sent you and it has a different extension (like .xml or .svg), it may be a Draw.io file saved in a different format. Draw.io can open .xml files directly. For .svg files, use File > Open and select the file, though some formatting may not transfer perfectly.
Saving and exporting your .drawio file
By default, Draw.io saves files as .drawio, which preserves all editing information and allows you to open and modify the file later. Use File > Save to keep your work in this format.
If you need to share your diagram with someone who does not have Draw.io, you can export it as an image or PDF. In Draw.io, go to File > Export As and choose your format: PNG, JPEG, SVG, or PDF. These formats are viewable in any image viewer or PDF reader, but they cannot be edited in Draw.io — they are snapshots of your diagram.
To send an editable copy to someone else, send the original .drawio file. They can open it in Draw.io using the same steps described above and make their own changes.
Frequently Asked Questions
Can I open a .drawio file without going to the website?
Yes, by downloading the Draw.io desktop application from draw.io/download. It works the same as the web version but runs on your computer, so you can open files offline. You can also set it as your default program for .drawio files, so they open automatically when you double-click them.
What if I lost the original .drawio file but have a PNG or PDF version?
Unfortunately, image and PDF exports cannot be converted back to editable .drawio files. They are static snapshots. If you have access to the person or system that created the original, ask them for the .drawio file. Otherwise, you would need to recreate the diagram from scratch in Draw.io.
Can I open .drawio files on my phone or tablet?
Draw.io has mobile apps for iOS and Android that can open .drawio files, though editing on a small screen is less convenient than on a computer. You can also open draw.io in a mobile browser, but the interface is designed for desktop use. For serious editing work, a computer is recommended.
Is it safe to open .drawio files from unknown sources?
.drawio files are text-based and do not execute code, so they cannot install malware or viruses the way executable files can. However, always download files from trusted sources. If someone sends you a .drawio file unexpectedly, verify with them that they actually sent it before opening it.
Why does my .drawio file look different when I open it in a different browser?
Draw.io works consistently across browsers, but font rendering and zoom levels can vary slightly depending on your browser and operating system. The content and structure of your diagram remain the same. If text appears cut off or misaligned, try adjusting the zoom level in Draw.io using the zoom controls at the bottom right of the editor.