microsoft

    microsoft/flint-chart

    πŸͺ„ Flint is a visualization language that lets AI agents reliably create expressive, good-looking charts from simple, human-editable chart specs.

    ai-agents
    analytics
    charting-library
    data-visualization
    mcp-server
    TypeScript
    MIT
    4.5K stars
    266 forks
    4.5K GitHub watchers
    Updated Oct 31, 2026
    View on GitHub

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    Where it stands

    Rank, growth pace and release cadence relative to everything GStars tracks.

    3 releases in the last 90 days, the latest 10 days ago, with 23 contributors on GitHub.

    Use Cases & Benefits

    • Provides a visualization language that enables AI agents to generate expressive, polished charts from simple, human-editable specifications.
    • Automatically derives optimized chart settings from data semantics and chart types, reducing manual tuning and ensuring reliable, compact specs.
    • Use for building type-safe, multi-backend data visualizations in TypeScript projects with minimal configuration effort.
    • Use for integrating AI-driven chart creation and validation within chat or coding environments via the MCP server.
    • Use for converting semantic chart specs into native Vega-Lite, ECharts, or Chart.js formats for diverse rendering needs.

    Should you depend on it?

    License terms, project hygiene and risks, from GitHub metadata and GStars' snapshots.

    License

    MIT

    Permissive: commercial use, modification and redistribution are allowed with attribution.

    Community files

    • README: present
    • Contributing guide: present
    • Code of conduct: present

    Watch-outs

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    From the README

    Flint is a visualization intermediate language that lets AI agents create expressive, polished visualizations from simple, human-editable chart specs. Instead of asking agents or developers to tune verbose chart configuration details such as scales, axes, spacing, labels, and layout, the Flint compiler derives optimized chart settings from the data, semantic types, chart type, and encodings. The result is a compact chart specification that agents can produce reliably, people can edit directly, and multiple backends can render as native Vega-Lite, ECharts, or Chart.js specs.

    Flint turns compact chart specs into backend-native specs and rendered visualizations.

    Python package: to be released. The current Python port is a source-only preview in this repo.

    Excerpt from the microsoft/flint-chart README on GitHub (MIT license). Β© its authors.Read the full README on GitHub

    Daily snapshots

    Stars gained per day, and how forks and open issues moved, from GStars' daily snapshots

    Forks

    266+101

    Open issues

    42+18

    Compared with peers in AI Agents

    Fastest-growing repositories GStars tracks in this cohort for the week of Nov 1, by 7-day star growth

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