A free and open source math plotter, easy to pick up
Professional email signature generator and management platform for businesses
Stage
Established
Established
Founded
2011
Not given
Based in
Not given
IN
Pricing model
Open source
Freemium
Pricing
Not given
Free Plan: $0.00/month with 1 signature and basic templates. Pro Plan: $3.99/month with all pro templates and premium hosting. Unlimited Plan: $71.99/month with unlimited signatures and team tools.
Key features
Natural function notation like f(x) = 2 + cos(x)
Sequences from recurrence relations
Parametric equations with custom intervals
CSV data import and spreadsheet editing
Animated constants and variable families
Vector and image exports (SVG, PDF, PNG, JPEG, BMP, PPM)
Grid customization with π multiples for ticks
Interactive navigation with drag and zoom
Multi-language support in 9 languages
Built-in manual and automatic work saving
Customizable email signature templates for Gmail, Outlook, and Apple Mail
Add logos, company information, and social media links
Centralized management for team and enterprise signatures
Mobile-friendly and responsive design
Cross-platform compatibility with major email clients
No coding required for signature creation
Support for Google Workspace and Microsoft 365
What makes it different
Draws mathematical objects exactly as written on paper with natural notation
Handle CSV files of several million cells
Objects can build on each other in expressions
Exports with exact size in real centimeters
Fully free and open source under GNU AGPL license
Transform email signatures into powerful branding tools with professional designs
Simple platform that requires no technical or coding skills
Centralized management for easy deployment across teams
ZeGrapher
Mail Sign Desk