Best Diagram Software with a Free Trial of 2026

SmartDraw democratizes the creation of professional diagrams and drawings, making it accessible to all users. With SmartDraw, anyone can effortlessly design floor plans and various scaled drawings, such as house layouts, site designs, landscape blueprints, warehouse arrangements, and office layouts without any prior training. Additionally, businesses utilize SmartDraw for an array of diagram types, including flowcharts, organizational charts, network diagrams, mind maps, project charts, and much more. Highlighted features include: - An extensive library of symbols and templates - The ability to import PDFs, images, Google Maps, Lucidchart documents, Visio files, and Visio stencils - Custom shape creation capability - Enhance diagrams with data and generate manifests for cost estimates - Automatic generation of diagrams from data, including org charts, AWS diagrams, Azure layouts, PI Boards, and others - Use of AI to create diagrams through natural language text commands - Direct file saving options to OneDrive, SharePoint, and Google Drive - Enterprise-level integrations with platforms like Microsoft, Google, Confluence, and others

Slickplan helps teams and agencies bring order to complex website planning projects – from early concepts to production-ready deliverables. Instead of juggling disconnected tools like docs, spreadsheets and diagramming software, Slickplan provides one workspace to plan site structure, map user flows, create 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 that clarify information architecture and align stakeholders early. The built-in AI sitemap assistant generates and refines structures instantly or imports them from existing sites or XML files. User flow diagrams link directly to sitemap pages, keeping UX decisions grounded in how real visitors navigate. Structured content blocks, inline comments and SEO tools for metadata, keywords and SERP previews ensure content is CMS-ready before handoff. Figma integration streamlines design reviews with page-level feedback, helping teams move projects through approvals quickly. By uniting sitemaps, UX diagrams, content workflows and design feedback in one connected hub, Slickplan replaces website planning chaos with clarity – giving teams a faster, more organized way to build CMS-ready websites at scale. Plan websites faster, together.

Miro helps you keep your team's minds in sync. Miro is a virtual whiteboard and remote collaboration tool that helps cross-functional teams collaborate more effectively to create great things. Miro isn't a video conferencing tool, and Miro doesn't try to be. Miro's goal is to provide a platform for teams who work most effectively across areas, geographies, timezones to get more out of their ideas when they can't all be in the office together at the same time. It includes over 200 pre-made templates to capture and visualize ideas, collaboration tools like comments, chat screen sharing and video chat and integrations with popular business tools. Miro AI is your team's ultimate boost, empowering you to unleash your creativity and productivity like never before. We are your launchpad to the future, providing the assistance you need to bring your next big idea to life. Let Miro AI help you unlock the full potential of your team's innovation and collaboration capabilities.

MyDraw is a powerful vector graphics and diagramming tool. MyDraw is a powerful, affordable, yet easy-to-use tool that can help create many diagrams such as flowcharts and organizational charts, mind maps, infographics or network diagrams. It can also be used to create floor plans, family tree diagrams and business model diagrams. Flyers, newsletters, and other types of diagrams. MyDraw works on both Windows OS and macOS. It also has the best Microsoft Visio®, compatibility that allows you import and export files from various Visio formats. Advanced features include advanced drawing tools, unrivaled table formatting options, automatic layouts and import and export to various formats (PDF, SVG and JPEG), as well as advanced drawing tools. Smart shapes and connectors are just a few of the many features included in the software. Software also comes with thousands of shapes and a large number of templates that are already pre-made. This software will help you be inspired and more productive.

Where teams collaborate to design. Figma allows teams to create, test and ship better designs from beginning to end. Your work will be fast and powerful. Figma is packed with design tools you already love and unique inventions such as the Arc tool or Vector Networks. Figma keeps your ideas flowing. You don't need to stop to save, export, or install. It's what cloud software should do. Animated prototypes make your ideas come to life faster and feel just like the real thing. Get feedback from users and test your ideas earlier and more often. You can share a link to your prototypes or design files and get feedback from others. You can also jump into the same file as your colleagues, no matter where you are located in the world, and co-edit it live. You can create a scalable design system that is easy to manage and accessible for your company. If all designers speak the same language, everyone is more empowered to do their best work.

Lucidchart is a comprehensive visual collaboration platform that empowers teams to create intelligent, data-driven diagrams for process mapping, team planning, systems architecture, and more. With features like AI-powered diagram generation, real-time collaboration, and data integration, Lucidchart helps users quickly visualize their systems and workflows with ease. Whether you’re building technical diagrams or mapping out complex organizational structures, Lucidchart streamlines the process, saving you time and improving clarity. It integrates with a variety of popular tools such as Jira, Slack, Confluence, and Notion, making it an invaluable tool for enhancing teamwork, driving decisions, and accelerating innovation across your organization.

Samepage, an award-winning collaboration software for teams, allows you to collaborate with your team and get more done. Sampage allows teams of any size to benefit from a variety of online collaboration tools, including video conferencing, task management and file sharing. It integrates with top business apps, which helps users consolidate workflows.

iGrafx facilitates genuine business transformation by empowering organizations to consistently enhance their processes. To attain ongoing process improvement, an integrated intelligence platform is essential. The intricacies of modern processes often span numerous departments, systems, and stakeholders, which complicates the understanding of the overall process ecosystem. Without a comprehensive perspective, it becomes challenging to pinpoint the underlying issues and evaluate which potential solutions are the most effective. Harness the capabilities of process intelligence with the Process360 Live platform, which integrates process mining, design, and simulation seamlessly. By streamlining processes, uncovering bottlenecks, and refining workflows, organizations can achieve more efficiency and produce higher quality products without increasing resource expenditure. Additionally, this approach allows for maintaining consistent volume, pace, and quality while simultaneously reducing financial commitments through effective process optimization and resource management. Ultimately, embracing such innovative solutions positions organizations to thrive in an ever-evolving business landscape.

Edraw Max is a versatile diagramming tool that enables users to create a wide range of visual representations, including flow charts, mind maps, organizational charts, network diagrams, and floor plans, all supported by an extensive collection of examples and templates. This powerful all-in-one software caters to various needs, whether you're designing flowcharts, fishbone diagrams, or even office layouts, ensuring that you find exactly what you require. Notably, its affordability sets it apart from other similar tools on the market. With thousands of professionally crafted templates available, you can quickly get inspired and kickstart your design process. Additionally, Edraw Max boasts excellent file compatibility, allowing for easy import of Visio files and export of your creations in numerous familiar formats like PDF, Word, PPT, and JPEG. The software empowers you to effortlessly produce over 280 different types of diagrams, ranging from technical illustrations to engaging infographics, proving to be a superior alternative to Visio in many aspects. Overall, Edraw Max is an indispensable resource for anyone looking to enhance their diagramming capabilities and improve their workflow efficiency.

Backlog is an effective collaboration and project management tool designed for teams aiming to enhance productivity, improve visibility, and streamline project tracking. It allows development teams to collaborate seamlessly with departments such as Design, Marketing, and IT to deliver high-quality projects more efficiently. Key features encompass Projects, Gantt Charts, Burndown Charts, Issues, Subtasking, Watchlists, Comment threads, Version control, File sharing, Wikis, and Bug Tracking. Additionally, users can conveniently update their projects while on the move using mobile applications for both iOS and Android platforms. This versatility makes it easier for teams to stay connected and manage their work from anywhere.

Visualize your ideas easily with diagramming tools that simplify the process. With Visio, you can effortlessly create flowcharts, diagrams, organizational charts, floor plans, engineering designs, and much more. Enjoy the use of modern templates and shapes while benefiting from the familiar interface of Office. Enhance collaboration by working on Visio flowcharts with input from all relevant stakeholders. Thanks to Office 365*, your entire team can contribute to a diagram simultaneously. Link your flowcharts and diagrams to live data for dynamic updates. Apply shape formatting to ensure flowcharts reflect changes in the underlying data, whether in Visio or via Office 365*. Collaborate on diagrams from any web browser, making it convenient to work from virtually anywhere. Whether you’re drawing a flowchart, mapping an IT network, creating an organizational chart, or documenting a business process, you can produce professional-grade diagrams with ease. Streamline collaboration, connect to real-time data, automate workflows, and enhance productivity as you tackle your diagramming needs.

A collaborative online whiteboard designed for teams to brainstorm and innovate together. Share, explore, and develop ideas as a unit, enhancing communication with sticky notes for additional thoughts. Engage with one another through dot voting, stamping, emoting, drawing, or chatting to express feelings and reactions. Organize your concepts effectively using markers, shapes, and connectors to illustrate their relationships. Document processes and systems with various pre-made shapes and connectors that align easily with the grid. FigJam is user-friendly and straightforward, ensuring that both you and your team can maintain a productive flow while brainstorming. It works seamlessly alongside Figma, allowing all design tasks—from initial ideas to final execution—to be centralized in a single platform. Team members can also access design libraries within FigJam to create materials that are cohesive and aligned with brand standards. Quick expressions can be made to convey emotions without overcrowding your FigJam canvas, while stamps facilitate idea voting, appreciation, or indicating areas requiring follow-up. Additionally, the cursor chat feature provides an efficient way to exchange thoughts during live brainstorming sessions. Default library assets or personal components can be used to personalize your workspace and enhance the creative process. Overall, FigJam fosters a dynamic environment where collaboration flourishes.

think-cell makes it easy to create stunning charts in just minutes. It also improves your slide layout and automates your regular reporting. All this is possible with just one PowerPoint add-in. These are some of its most impressive features. All seven of these companies provide our software for all their consultants. All of them offer our software to their students and faculty members. It is easy to order licenses for our software. You can order online and get started with think-cell in just a few seconds through our customer portal. Our worldwide reseller network can help you with any special procurement needs.

MindManager is designed to provide clarity and structure for plans, projects, or processes. The vendor claims that it can be used to transform scattered ideas into dynamic visual mind maps and flowcharts. Users can also manage their work, synthesize large amounts of data, collaborate more effectively, and increase productivity to gain a competitive advantage. MindManager is a suite intuitive visualization products that help individuals and teams think clearly, make better decisions and get on the right path to personal and organisational success.

GoJS is a JavaScript- and TypeScript-based library that allows you to create interactive diagrams and graphs. From flowcharts and organization charts to highly-specific industrial diagrams like SCADA and BPMN diagrams, as well as medical diagrams such genograms or outbreak modeling diagrams. GoJS makes it easy to create graphs with complex nodes, links and groups using customizable templates and layouts. GoJS provides advanced features for user interaction such as drag-and drop, copy-and paste, in-place editing, tooltips and context menus. It also offers automatic layouts and templates. Data binding and models, transactional status and undo management, palettes and overviews. We have hundreds of sample diagrams that show different types of interactivity, templates, user logic, and other resources for you to use. We offer free developer-to-developer support during evaluation.

Cacoo by Nulab, an online diagram software, is trusted by over 2 million users. Cacoo allows modern teams to create wireframes and flowcharts, organization charts and mind maps. This facilitates collaboration and productivity. Integrations are available with top apps like Dropbox, Google Drive and Confluence.

ERD Lab is a web-based tool for creating ER diagrams that enables users to design their databases visually. You can either import current SQL databases or create new ones without needing to write any code at all. This platform allows you to visualize your database schemas easily, making it simple to share and collaborate with your team members. Once you have completed your design, you can export it as SQL, PDF, or an image file, and the best part is that all these features are available at no cost! Whether you are a beginner or an experienced developer, ERD Lab offers a user-friendly experience for everyone.

Creately is an intelligent visual workspace and diagramming platform that bridges the gap between complex ideation and technical documentation. It is the first solution to implement template-based AI generation for advanced architectural diagrams, flowcharts, and system maps, significantly reducing manual drafting time. Built for the modern technical team, Creately offers a data-linked infinite canvas that functions as a visual database. Users can integrate live data, attach technical specs, and collaborate in real-time to maintain a central source of truth for infrastructures and workflows. With thousands of professional templates and robust integrations, Creately empowers IT and Engineering teams to visualize at scale.

IBM Blueworks Live is a cloud-based platform that transforms the way teams build and refine business processes. It offers a unique, collaborative environment that bridges the gap between process mapping and actionable insights. With an intuitive, web-based interface, IBM Blueworks Live empowers teams to document, analyze and streamline processes with unprecedented ease and efficiency, with no downloads necessary. It's designed for dynamic collaboration, enabling stakeholders to connect, share insights and drive improvements in real-time, from anywhere.

yFiles is a versatile library for graph and network visualization and analysis. It offers powerful rendering, editing, and automatic layout features for complex diagrams—including organizational charts, flowcharts, and IT infrastructures. With advanced layout algorithms and robust interactivity, yFiles helps developers build scalable, clear visualizations across web, desktop, and mobile platforms. Supporting HTML/JavaScript, Java, and .NET, it’s widely used in industries like telecommunications, finance, and life sciences to clarify complex processes and data relationships. yFiles is the most capable and mature graph visualization SDK available commercially. The company behind yFiles was founded in 2000. yWorks has brought together graph visualization techniques and algorithms from academia, making it available to software developers to integrate perfect diagramming into their applications.

Astah Professional is a software design tool that enables you to build UML, ER diagrams, Data Flow Diagrams, Flowcharts, Mind maps and more to create a clear understanding among teams. Code generation, reverse engineering are also available. Works on Windows, Mac and Linux.

JointJS+ is a diagramming toolkit, a commercial extension of JointJS, that allows developers and companies of any size to create advanced Low-Code/No-Code and visual applications. Developers can utilize pre-built UI plugins to build custom applications, customize user interfaces and embed elements according to their requirements. Businesses can utilize JointJS+ to integrate interface with workflow systems, build business process management, diagramming, and project management applications, and more. It provides a programmer’s kit, which allows users to undo or redo changes, conduct graph manipulation, and validate data. Other features include custom shapes, JSON import/export, interactive diagrams, read-only view, automatic layouts, inline text editor, path editor, zoom, charts, and more. Start a risk-free 30-day trial to experience the power and flexibility of JointJS+.

Cloudairy offers a unified platform for teams in industries such as engineering, IT, and sales to collaborate effectively in real-time. This AI-powered workspace supports a range of tools including diagramming, flowcharting, mind mapping, and wireframing, designed to streamline the creative and planning processes. Teams can design cloud infrastructures, create intuitive UX prototypes, and manage projects using Kanban boards and story mapping. With Cloudairy, users can improve collaboration, boost productivity, and enhance innovation, ensuring that all tasks from brainstorming to project execution are efficiently handled in one place.

ClickCharts makes it easy to create flowcharts or diagrams with this software. Create powerful visuals of your organization, process, mindmap, UML diagram, and other details quickly. Your data flow and value streams can be mapped. Find bottlenecks and ways to improve productivity. You can either jump start the process using template options or you can start from scratch with your choice shapes, symbols, line connectors, and more. Export to jpg and gif or png, and many other formats.

Enhance your digital sales process with a comprehensive tool that facilitates remote collaboration with customers and simplifies information to expedite deal closures. Construct your wireless network and illustrate the interconnectivity of machines, objects, and devices. Showcase the connections between your devices and their communication pathways. Design your video surveillance network, including camera placements, coverage angles, and additional features. Boost your success rate by minimizing the time needed to prepare quotes and present proposals to potential clients. Collaborate effortlessly with colleagues and customers in real-time, regardless of their location, using your device. As you make modifications in D3M, everything within the platform updates automatically, generating your quotes, proposals, and equipment lists seamlessly. Integrate D3M with your preferred applications to optimize your design, documentation, and implementation workflows. This tool not only enhances productivity but also fosters a more efficient sales cycle, ensuring that you remain competitive in the market.