Alternatives to Gleek
Gleek: Type a short text description and get flowcharts, UML or ER diagrams back, with no need for the mouse. Here are 3 other products that do a similar job. Of these, 3 have a free plan.
- Datadef
Generates editable architecture, ER and cloud diagrams from a description, SQL, Prisma, Terraform or a code repo.
Since 2025
Free plan · Design and images · Developers
- Beauty Diagram
Paste Mermaid, PlantUML or draw.io source and get a cleaner laid-out diagram to export as SVG or PNG.
Since 2026
Free plan · Design and images · Developers
- Bhava
Turns a text prompt, sketch or screenshot into an editable diagram such as a flowchart or system architecture map.
Since 2025
Free plan · Design and images · Developers