szum

Szum is a chart design and rendering platform that turns data and intent into validated, publication-ready charts. It solves the problem of inconsistent styling and errors across different tools and workflows. The product targets data analysts, developers, and executives in B2B settings, from startups to enterprises. It is delivered as a SaaS with a free tier, offering a web editor, API, Figma plugin, and AI agent integration, with a shared chart definition ensuring consistency.

Key features

• Validates chart edits and blocks unsafe output
• Offers explicit fixes for verified repairs
• Six curated themes for typography, color, axes
• Theme overrides for brand customization
• Visual editor for chart type, theme, data
• JSON editing for full control
• Export to PNG, SVG, and Figma assets
• Interactive embeds with tooltips and legend controls
• MCP server for AI agent integration
• API and SDK for rendering from code
• Figma plugin with live preview and templates
• Saved charts with stable URLs
• Authentication options for workflows
• Plans and usage limits for free and paid
• CDN and caching for efficient delivery