If you're looking for a Sketch2scheme alternative, Slatebox is definitely worth a look. This visual collaboration tool uses AI to generate editable diagrams from natural language prompts and includes real-time collaboration abilities. It can be integrated with Google Image Search and comes with customizable templates, making it a good tool for mind-mapping, brainstorming and design work. Pricing starts at $6 per month, with a Forever Free plan that includes 10 AI Slates/Month.
Another good option is Lucidchart, a cloud-based diagramming tool that also offers real-time collaboration and automated diagram generation. It can be integrated with Google Workspace, Microsoft, Atlassian and Slack, and offers a variety of templates and customization options. Lucidchart is good for teams of any size and use case, including IT, engineering, project management and education.
If you need more advanced OCR abilities, Mathpix is an interesting option. It can convert handwritten notes, images and PDFs into editable text documents, including math equations and chemical diagrams. The service also offers a collaborative editing interface and can export in a variety of formats, so it's good for education and bulk digitization.
Last, ProcessOn offers an online diagramming tool for creating mind maps, flowcharts, org charts and other types of diagrams. It offers real-time collaboration and AI-generated diagrams, with different versions for individuals and teams. It's good for improving workflow and communication in the workplace.