---
description: Discover and compare Free Diagram Software Applications & Tools. Capterra is a free interactive tool that lets you quickly narrow down your software selection, contact multiple vendors, and compare platforms for your business.
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title: Free Diagram Software - Capterra South Africa 2026
---

Breadcrumb: [Home](/) > [Free Diagram Software](https://www.capterra.co.za/directory/30941/diagram/software)

# Diagram Software

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> Diagram software enables schematic data presentation through org charts, mind maps, flowcharts, and process diagrams.

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## Products

1. [Visio](https://www.capterra.co.za/software/201133/visio) — 4.5/5 (3279 reviews) — Microsoft Visio is a diagramming solution that helps visualize data-connected business process flows, empower remote teamwork, and more
2. [Lucidchart](https://www.capterra.co.za/software/146136/lucidchart) — 4.5/5 (2247 reviews) — The intelligent diagramming application that empowers teams to clarify complexity, align their insights, and build the future.
3. [Miro](https://www.capterra.co.za/software/128955/miro) — 4.7/5 (1680 reviews) — Optimise and collaborate on complex systems, processes and more with Miro
4. [Figma](https://www.capterra.co.za/software/175027/figma) — 4.7/5 (856 reviews) — Cloud-based and on-premise platform that enables businesses to create custom designs, share prototypes among team members.
5. [draw.io](https://www.capterra.co.za/software/166985/draw-io) — 4.6/5 (771 reviews) — Cloud-based diagramming tool that helps create, share, track and manage diagrams through drag \& drop functionality and templates.
6. [Apache OpenOffice](https://www.capterra.co.za/software/160717/apache-openoffice) — 4.4/5 (499 reviews) — Open productivity suite that allows users to produce letters, multimedia presentations, diagrams, 3D illustrations, and more.
7. [Creately](https://www.capterra.co.za/software/127628/creately) — 4.4/5 (216 reviews) — Create smarter with Creately, the AI-driven visual workspace for genograms, flowcharts, org charts, mind maps, UML diagram and more
8. [EdrawMax](https://www.capterra.co.za/software/82970/edraw-max) — 4.5/5 (205 reviews) — Graphics utility that makes it simple to create professional-looking diagrams and charts.
9. [Cacoo](https://www.capterra.co.za/software/145718/cacoo) — 4.7/5 (178 reviews) — Effortlessly create, share, and collaborate on flowcharts, mind maps, and org charts in real-time with Cacoo.
10. [Collaboard](https://www.capterra.co.za/software/161565/collaboard) — 4.6/5 (74 reviews) — Swiss online whiteboard software: GDPR-compliant and with secure data hosting incl. self-hosting options on-premises or in your cloud
11. [MindManager](https://www.capterra.co.za/software/31776/mindmanager) — 4.6/5 (71 reviews) — Transforms brainstorming ideas, strategic thinking and business information into blueprints for action.
12. [FigJam](https://www.capterra.co.za/software/1033735/figjam) — 4.8/5 (37 reviews) — Use diagrams to visually simplify complex user flows, processes, systems, and more.
13. [Moqups](https://www.capterra.co.za/software/153363/moqups) — 4.6/5 (29 reviews) — Moqups is a visual collaboration tool that combines whiteboard, diagram, and design features in a single, online app.
14. [Dia Diagram Editor](https://www.capterra.co.za/software/158555/dia) — 4.2/5 (28 reviews) — On-premise structured diagrams drawing tool that helps with drawing for building sites, chemistry labs, electronic designing, optics, a
15. [Software Ideas Modeler](https://www.capterra.co.za/software/178696/software-ideas-modeler) — 4.6/5 (28 reviews) — Diagramming system that creates flowcharts, CRC cards, UI, venn diagrams and more using UML, SysML, ERD, BPMN, and ArchiMate support.
16. [SAP Signavio](https://www.capterra.co.za/software/137139/signavio) — 4.5/5 (27 reviews) — SAP Signavio solutions help companies accelerate any transformation project, prepare faster, deploy faster, \& realize continuous value.
17. [Slickplan](https://www.capterra.co.za/software/160390/slickplan) — 4.4/5 (27 reviews) — Map user flows and site structures with collaborative diagrams connected directly to sitemap pages.
18. [JointJS](https://www.capterra.co.za/software/213029/rappid) — 4.9/5 (27 reviews) — A powerful JavaScript diagramming library that helps developers and companies of any size build advanced visual applications.
19. [Zoho Show](https://www.capterra.co.za/software/150353/zoho-show) — 4.6/5 (25 reviews) — An online presentation tool that lets you create, edit, publish and broadcast slides while you collaborate with teams in realtime.
20. [Pencil Project](https://www.capterra.co.za/software/176481/pencil-project) — 4.3/5 (21 reviews) — Open-source GUI prototyping tool used by developers and businesses to create site wireframes and mockups using various built-in tools.
21. [Thortspace](https://www.capterra.co.za/software/190448/thortspace) — 4.6/5 (21 reviews) — Collaborative 3d mind mapping that enables breakthrough thinking wherever and whenever it is most needed.
22. [EventDraw](https://www.capterra.co.za/software/208917/eventdraw) — 4.7/5 (18 reviews) — EventDraw makes it simple for event planners and venue staff to quickly design attractive 2D and 3D event floor plans and diagrams.
23. [yEd](https://www.capterra.co.za/software/158557/yed) — 4.6/5 (16 reviews) — On-premise graph editor that helps create, import, arrange and export diagrams manually or through automatic layout algorithms.
24. [Graficto](https://www.capterra.co.za/software/1038005/graficto) — 4.6/5 (14 reviews) — Graficto is an easy to use infographic and smart visuals maker that allows you to create infographic designs in seconds.
25. [DRAKON Editor Web](https://www.capterra.co.za/software/169691/drakon-editor-web) — 4.7/5 (13 reviews) — Diagrams for software requirements and business procedures. Ultra-clear flowcharts, mind maps, and checklists without pixel hunting.

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## Related Categories

- [Productivity Software](https://www.capterra.co.za/directory/30968/productivity/software)
- [Idea Management Software](https://www.capterra.co.za/directory/10027/idea-management/software)
- [Collaboration Software](https://www.capterra.co.za/directory/15/collaboration/software)
- [Data Visualisation Tools](https://www.capterra.co.za/directory/30696/data-visualization/software)
- [Flowchart Software](https://www.capterra.co.za/directory/31060/flowchart/software)

## Links

- [View on Capterra](https://www.capterra.co.za/directory/30941/diagram/software)
- [All Categories](https://www.capterra.co.za/directory)

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