Dash vs Bokeh

Side-by-side — pricing, strengths, tradeoffs, and fit.

Dash

Build analytical web apps with Plotly.js, React, and Flask.

Bokeh

Interactive Web Plotting for Python.

At a glance

Open SourceFree Tier
● Established·From $0
Open SourceFree Tier
● Established·From $0

Overview

One-liner

Build analytical web apps with Plotly.js, React, and Flask.

One-liner

Interactive Web Plotting for Python.

Maturity

Established

Maturity

Established

Open source

✓ Yes

Open source

✓ Yes

Pricing

Free tier

✓ Available

Open source — free to use

Free tier

✓ Available

Open source — free to use

Starts at

$0

Starts at

$0

Model

Flat rate

Model

Flat rate

Enterprise

✕ None

Enterprise

✕ None

Best for

✓ Best for

Teams needing to quickly build interactive, data-driven web apps with Python.
Data scientists who want to create custom dashboards without deep frontend knowledge.
Projects requiring integration of complex visualizations and backend logic.

✓ Best for

Projects requiring high-performance interactivity over large datasets
Web applications that need to visualize streaming data
Developers who want to create interactive plots and charts for web apps without a backend service

Not ideal for

✕ Not for

Developers looking for a purely serverless solution (Dash requires self-hosting).
Teams preferring full-stack JavaScript solutions over Python-based frameworks.

✕ Not for

Teams needing real-time streaming (Bokeh is more suited for batch processing)
Projects with strict performance constraints where JavaScript libraries might be lighter-weight options

Strengths

↑ Strengths

Interactive visualizations with Plotly.js
Responsive UI components using React
Server-side logic with Flask
Hot-reloading for rapid development

↑ Strengths

Interactive plots and charts for web applications
High-performance interactivity over large datasets
Supports streaming data visualization
Customizable visualizations with extensive styling options

Weaknesses

↓ Weaknesses

Limited integrations with non-Plotly.js visualization libraries
Performance issues with large datasets

↓ Weaknesses

Limited third-party integration support
Performance issues with very large datasets
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Dash vs Bokeh | AI Navigator