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JungleJS

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What JungleJS is

JungleJS is a free, web-based Jamstack framework for Svelte that builds static sites from data sources. It uses a GraphQL data layer to query information from sources, then compiles the result into static output that can be hosted anywhere. Dynamic files such as [param].svelte can generate routes from GraphQL data. Configuration documentation lists JSON and Markdown sources, while the homepage also names headless and Git-based CMSs and APIs, including Contentful, WordPress, Forestry, AirTable, CSV, and JSON. Hosting examples include Netlify, AWS Amplify, Vercel, Surge.sh, and GitHub Pages. Jungle includes a local preview server; its start command builds to jungle/build and serves locally. The quick start notes that livereload does not work yet, so changes require stopping and rerunning the process. The maker especially points to blogs, documentation, and other static sites.

Who it suits

JungleJS is aimed especially at teams building blogs, documentation, or other static sites with Svelte. It suits users comfortable with a quick-start workflow and GraphQL-backed content.

What it does well

  • Free plan
  • GraphQL data layer
  • Dynamic route generation
  • Static output for many hosts
  • Local preview server

What to know first

  • Livereload does not currently work
  • Beginner tutorial is forthcoming
  • JavaScript and Svelte focus

Verdict

JungleJS provides a Svelte and GraphQL route to static sites from varied content sources. Its free model and hosting flexibility are useful, but the current livereload and documentation status add setup friction.

Facts from JungleJS's own pages

Audience
The maker says Jungle is especially suited to blogs and documentation sites, as well as other static sites. · junglejs.org, 7 Oct 2026
Build stack
It compiles static sites using GraphQL and Svelte. · junglejs.org, 8 Oct 2026
CMS integration
Yes · junglejs.org, 20 Sept 2026
Contact
The site lists [email protected] as its email address. · junglejs.org, 8 Oct 2026
Content sources
markdown · junglejs.org, 20 Sept 2026
Data layer
Jungle provides a GraphQL data layer for querying data from any source. · junglejs.org, 7 Oct 2026
Data sources
The homepage lists headless CMSs, Git-based CMSs, APIs, Contentful, WordPress, Forestry, AirTable, CSV, and JSON as possible sources. · junglejs.org, 8 Oct 2026
Development limitation
The quick start says livereload does not currently work, so users must stop and rerun the process to reload. · junglejs.org, 8 Oct 2026
Development status
The introduction says its beginner tutorial is forthcoming and points readers to the quick start in the meantime. · junglejs.org, 7 Oct 2026
Documentation status
The introduction says its tutorial for people new to web development is still forthcoming and points users to the quick start in the meantime. · junglejs.org, 8 Oct 2026
Dynamic routing
Routes named with a parameter such as [param].svelte can generate dynamic routes from the GraphQL data layer. · junglejs.org, 8 Oct 2026
External data
The maker’s homepage lists headless CMSs, Git-based CMSs, and APIs such as Contentful, WordPress, Forestry, AirTable, CSV, or JSON as data sources. · junglejs.org, 7 Oct 2026
Free plan
Yes · junglejs.org, 20 Sept 2026
Getting started
The quick start instructs users to create a project from the Jungle template with degit, install dependencies with npm, and run npm run start. · junglejs.org, 8 Oct 2026
GraphQL data layer
The introduction says the GraphQL data layer supports querying data from any part of an app and from any data source. · junglejs.org, 8 Oct 2026
Hosting
The homepage lists Netlify, AWS Amplify, Vercel, Surge.sh, GitHub Pages, and other hosts as deployment destinations. · junglejs.org, 8 Oct 2026
Integrations example
A maker-site tutorial demonstrates using Sanity as a data source and deploying the frontend through Netlify. · junglejs.org, 7 Oct 2026
Intended use
The contributing page says Jungle is especially suited to blogs and documentation sites, and also fits other static sites. · junglejs.org, 8 Oct 2026
Local preview
The quick start says the start command builds to jungle/build and serves locally, and notes that livereload does not work yet. · junglejs.org, 7 Oct 2026
Local preview server
Yes · junglejs.org, 20 Sept 2026
Product
Jungle describes itself as a Jamstack framework for Svelte that builds static sites from data sources. · junglejs.org, 7 Oct 2026
Routing
Dynamic route files such as [param].svelte can generate routes from the GraphQL data layer. · junglejs.org, 7 Oct 2026
Security
The introduction says compiling to a static site offers higher security; it does not name a security certification or compliance standard. · junglejs.org, 7 Oct 2026
Security claim
The introduction says compiling to a static site provides higher security; it does not specify a certification or compliance standard on that page. · junglejs.org, 8 Oct 2026

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