🆚 mdBook vs. Scalar
- 📈 mdBook is much more popular than Scalar.
- 🌎 mdBook is more popular in the United States, China, and Serbia.
- 🌍 Scalar is more popular in Canada.
mdBook
ScalarType
About
mdBook is a 
Rust-based command-line tool that compiles 
Markdown files into navigable and searchable online books for documentation, tutorials, and technical guides.
It provides built-in search, color syntax highlighting via 
Highlight.js, multilingual books, theme customization, preprocessors and renderer plugins, automatic table of contents generation, and automated testing of Rust code samples.
Scalar is an open-source platform for creating API documentation with an interactive playground, built around the OpenAPI standard.
It provides interactive documentation that doubles as a full-featured API client, a fully offline-first REST API client, a versioned API registry with 
Git sync, type-safe SDK generation for multiple languages, and extensive theming and customization options.
Headquarters
Pricing
Categories
Popularity
Determined by the number of sites using each technology.
Market share
Popularity by country
Determined by the number of sites detected from each country.
Popularity by domain category
Determined by the number of sites in each category.
Top sites
Top-ranked sites that use these technologies.
Compare alternatives
Technologies with similar characteristics.
🗃️ About This Data
- We evaluate the popularity of technologies based on the number of websites where we detect their usage.
- Technologies without a detectable web footprint, and those we do not track, are not reflected in the calculated market share.
- This report is based on the analysis of 3,814,833 websites.
- Statistics were last calculated on .
- For more details, see our methodology and disclaimer.