Excalidraw

Excalidraw是一款功能强大的手绘风格drawing tool，以其简洁的设计、直观易用的界面和丰富的功能而受到广泛欢迎。

Basic overview

• define: Excalidraw is an open source online drawing tool focused on helping users quickly create flowcharts, schematics, architecture diagrams and other graphics with a hand-drawn style.
• founder: Created by Sridhar Kadiyala and Raghavendra Kamath in 2020, they aim to solve the problem of the difficulty of using existing graphical tools.
• Platform Support: Excalidraw can be accessed directly through a browser on any device without installing any software, and supports Docker deployment to private servers to meet different usage requirements.

Functional Features

1. hand-painted style::
   • Excalidraw's drawing effect presents a hand-drawn texture, making graphics and charts look more natural and vivid, enhancing visual expression and the depth of information conveyed.
2. Real-time collaboration::
   • Supports multi-person real-time collaborative editing, users can invite others to co-edit the same graphic, real-time view of each other's operations, to promote teamwork and creative exchange.
3. end-to-end encryption::
   • End-to-end encryption is provided to ensure the privacy and data security of users so that they can use it with confidence.
4. Rich Toolset::
   • Provides a variety of tools including rectangles, circles, arrows, freehand drawing, etc. to meet various drawing needs. It also includes a library of rich hand-drawn style graphics and elements, making it easy for users to quickly create a variety of graphics.
5. Highly customizable::
   • Users can adjust the tools and interface to personalize the settings according to their needs. In addition, the plug-in system and extensions such as script customization and other advanced features are also supported to make the user's drawing experience more colorful.
6. cross-platform compatibility::
   • Support for multiple operating systems and devices ensures that users can use it seamlessly in any environment.
7. Export & Share::
   • With support for exporting to a variety of file formats, including PNG, SVG, and PDF, users can export the drawn graphics for use in other programs. It also provides an encrypted sharing function to ensure the security of data during the sharing process.

application scenario

Excalidraw is used in a wide range of scenarios, including but not limited to the following:

• teach: Teachers and students can use Excalidraw to teach and learn interactively and understand complex concepts more visually through hand-drawn diagrams.
• devise: Designers can utilize it for rapid prototyping or to collaborate with team members in real time to improve design efficiency.
• Conferences and seminars: In a teleconference, participants can co-edit whiteboards to share and discuss ideas in real time.
• Personal Notes: Users can create personalized notes that combine text and hand-drawn diagrams to enhance memory and understanding.

user reviews

Excalidraw has been widely praised for its clean design and intuitive, easy-to-use interface. Users find it ideal for non-professional designers who can easily create visually appealing images. Its real-time collaboration and end-to-end encryption features were also well received by users. However, some users pointed out that Excalidraw lacks Chinese handwriting effects and multi-canvas capabilities.

In order to make up for these shortcomings, some based on Excalidraw open source capabilities of the secondary development of the tool came into being, such as Handraw and so on. These tools retain the original functionality of Excalidraw on the basis of increased Chinese handwriting effects and multi-canvas capabilities and other features to further enhance the user's drawing experience.

To summarize, Excalidraw is a powerful, easy-to-use and convenient drawing tool for both individual users and teamwork to meet various drawing needs and bring convenience and efficiency.