# Key Capabilities URL: /bengal/docs/0.5.0/about/comparison/ Section: about Tags: features, capabilities -------------------------------------------------------------------------------- Key Capabilities Bengal is a static site generator that produces HTML, CSS, and JavaScript from Markdown content and Kida templates. What Bengal Does Content & Authoring MyST Markdown — Directives, admonitions, cross-references, tabs, cards 50+ Built-in Directives — Code tabs, dropdowns, galleries, video embeds, versioning badges Content Collections — Type-safe frontmatter validation with dataclass or Pydantic schemas Mixed Content Types — Docs, blog, landing pages, changelogs in one site Performance Kida Templates — 1.81x faster than Jinja2 under concurrent workloads Incremental Builds — 35-80ms rebuilds for single-page edits Free-Threading — True parallelism on Python 3.14+ (no GIL contention) Parallel Rendering — 2-4x speedup on multi-core systems Developer Experience Auto-generated API Docs — From Python source, CLI tools, and OpenAPI specs Image Processing — Resize, crop, format conversion (WebP/AVIF), srcset generation Zero-Config Deploy — Auto-detects GitHub Pages, Netlify, Vercel Theme System — Install themes from PyPI, swizzle templates, 1,100+ CSS tokens Quality & Validation Health Checks — Broken links, missing images, frontmatter validation Auto-Fix — bengal fix repairs common issues automatically Site Analysis — Graph visualization, orphan detection, content metrics Technical Details Feature Description Language Python 3.14+ Templates Kida (Jinja2-compatible, 1.81x faster concurrent) Markdown Patitas (typed AST, O(n) parsing, thread-safe) Highlighting Rosettes (up to 3.75x faster than Pygments, 55+ languages) Content Types Docs, blog, pages, changelog (mixed) Incremental Builds Yes (35-80ms single-page, cache-validated) Free-Threading (GIL=0) Yes (Kida, Patitas, Rosettes are all GIL-independent) Image Processing fill, fit, resize, WebP/AVIF, srcset Content Collections Dataclass and Pydantic schema validation Deploy Detection GitHub Pages, Netlify, Vercel (zero-config) Info Seealso Benchmarks Limitations -------------------------------------------------------------------------------- Metadata: - Author: lbliii - Word Count: 256 - Reading Time: 1 minutes