Best Diagram Software

Keep your team's minds in sync with Miro (formerly RealtimeBoard and AWW app). A virtual whiteboard and remote collaboration tool, Miro helps cross-functional teams work more efficiently together to build great things. The platform allows teams to ideate, visualize, and share ideas without any boundaries. It comes with over 200 pre-made templates for capturing and visualizing ideas, collaboration tools such as comments, chat, screen sharing, and video chat, and integrations with popular business tools. Miro AI. You and your team, supercharged. You're here to create the next big thing and we're here to help. Unlock the power of your ideas with Miro AI – your new launchpad for creativity, collaboration, and productivity.

GoJS is a JavaScript and TypeScript library for building interactive diagrams and graphs. From simple flowcharts and org charts to highly-specific industrial diagrams, SCADA and BPMN diagrams, medical diagrams such as genograms and outbreak modeling diagrams, and more. GoJS makes constructing graphs of complex nodes, links, and groups easy with customizable templates and layouts. GoJS offers advanced features for user interactivity such as drag-and-drop, copy-and-paste, in-place text editing, tooltips, context menus, automatic layouts, templates, data binding and models, transactional state and undo management, palettes, overviews, event handlers, commands, extensible tools for custom operations, and customizable animations. We maintain hundreds of sample diagrams, detailing different examples of interactivity, templates, and user logic for you to start from. We offer free developer-to-developer support during evaluation.

Creately is a AI powered diagramming and visual collaboration platform. It is one of the first products to support complex diagram generation through AI via standardized diagram templates. Visually add ideas to various frameworks, map processes, flows, or entire organizations, create technical architecture documents; the possibilities are endless with the 10,000+ templates that come with the platform. At first, Creately unlocks more innovation, creativity, and big-picture thinking in teams. On longer use, Creately becomes the single source of truth in projects and teams and acts as a Visual Database. You can add notes, attachments, link data, and bring together all relevant information in Creately. Creately is great for hyper-collaborative meetings and workshops, to run brainstorming sessions, map processes and flowcharts, create technical diagrams and designs, and plan and run agile projects.

Slickplan helps teams & agencies bring order to complex website projects—from first ideas to production-ready deliverables. Instead of juggling docs, spreadsheets and disconnected tools, it provides one workspace to structure site architecture, map user flows, plan content and review designs collaboratively. This integrated approach means faster launches, fewer revisions, smoother handoffs to developers and stronger collaboration from planning to production. Teams can visualize navigation with interactive sitemaps, generate or refine structures using the AI sitemap assistant and connect UX diagrams to real visitor behavior. Structured content blocks, inline comments and SEO fields keep writing CMS-ready, while Figma integration simplifies design reviews and approvals. With exportable XML, Word or PDF files, version tracking and permissions control, Slickplan keeps every project clear, secure and on schedule—transforming web planning chaos into clarity. Plan websites faster, together

yFiles is a powerful library for visualizing and analyzing graphs and networks. It provides comprehensive features for rendering, editing, and automatically laying out complex diagrams — from organizational charts and flowcharts to IT infrastructures. With advanced layout algorithms, interactive capabilities, and strong performance, yFiles enables developers to integrate scalable and clear graph visualizations into web, desktop, or mobile applications. Supporting multiple platforms like HTML/JavaScript, Java, and .NET, yFiles is used across industries such as telecommunications, finance, and life sciences to make complex processes and relationships easy to understand.

Astah Professional is a software modeling tool that enables you to build UML, ER diagrams, Data Flow Diagrams, Flowcharts, mind maps and more to create a clear understanding among teams. Text-to-models, pre-installed templates and libraries help you create diagrams easy and fast. Unlike drawing-tools, you create "models" with Astah. So you can just drag-and-drop models to create diagrams. Any changes to the models will apply for all the diagrams so you can make sure that your models and diagrams are consistent.

Create clear and consistent process diagrams. Make it easy for everyone in your organization to understand what's going on. Build a Process Repository for your organization. This gives your team a single source of truth for all your process documentation. With TeamFlow® your diagram is more than just a picture. Each diagram is a fully-featured graph data model of your process. TeamFlow® uses a universal data model giving you more than just a picture. Jump right in and create your process diagram in seconds. Drag and drop tasks, meetings, decisions and more to bring your process to life. Easily visualize your process with clean shapes and colors so that everyone in your organization can understand your process flows. TeamFlow® uses a simple and easy-to-understand design language so that your process diagrams have a consistent look each and every time. TeamFlow® is committed to privacy and security at every level.

Astah UML is a powerful, easy-to-use diagramming tool tailored for creating UML diagrams in software development. It supports a wide range of UML 2.x diagrams, including class, use case, sequence, activity, and component diagrams, and provides users with tools for designing and managing complex projects. The platform features assist functions to speed up diagram creation, such as auto-creating class diagrams, alignment guides, and auto-layout. Additionally, users can integrate with other tools like Miro, PlantUML, and yUML, and customize the platform through an extensive library of plug-ins. Astah UML also supports reverse engineering of Java, C#, and C++ code and offers seamless code generation from diagrams. Diagrams can be exported in multiple formats, and the platform integrates well with office applications. It’s suitable for students, individual engineers, and development teams, making it a versatile tool for both learning and professional use in software modeling.

SmartDraw is a data-driven diagramming and collaboration solution that can replace Lucidchart, Visio, or Miro at your enterprise. Get all the features you need at a more affordable price: - Sophisticated diagramming that lets your team make flowcharts, organizational charts, floor plans, CAD drawings, project charts, network diagrams, UML diagrams, AWS, Azure, and more - Whiteboarding and real-time collaboration - Powerful integrations that allow you to generate diagrams from data automatically - Migrate your existing Visio and Lucidchart files in bulk SmartDraw will save files directly to OneDrive, SharePoint, or Google Drive, giving you full control of your data. Minimize risk, simplify compliance, and increase data security. SmartDraw also works hand in glove with your existing IT infrastructure without disruption. You can provision users, save files, and set permissions entirely inside the Microsoft or Google enterprise stack.