Open source GitBook alternatives
Every project in the catalog is MIT, Apache or BSD licensed. 0 projects explicitly describe themselves as a GitBook alternative; 13 more are in the category where GitBook is a typical product.
Open source projects in the same category: Docs & Developer Portals
Category-level information: these projects are the same kind of software as GitBook; they have not claimed to be a one-to-one replacement.
Docusaurus
100facebook · Docs & Developer Portals
Common commercial products in this category: ReadMe, GitBook, Document360
- You can create a new site with the Initialization CLI tool.
- You can localize it by translating its documentation with CrowdIn support.
- You can customize it on the default pages and sections.
- ↓ NegativeHacker News
Docusaurus 2.0
“> I like include asciidoctor[1] and mdbook [2]. Though I find that even those are overkill for my hobby projects at least ... That's one thing: Docusaurus is not necessary just for hobby projects where the doc only exists for yourself and a few users. It can be used for hobby…”
- ↓ NegativeHacker News
Docusaurus 2.0
“brabel that's fair, I also like simple things btw. Can you please share your doc site, so that I can at least know what kind of docs experience you are building? Tailwind is not something we support atm, and when we'll do it will be optional. The only choices you cannot opt-out…”
Verified against README · Oct 26, 2026 · source
Backstage
100backstage · Docs & Developer Portals
Common commercial products in this category: ReadMe, GitBook, Document360
- With the software catalog, you can manage microservices, libraries and data lines.
- With software templates, you can quickly create new projects and standardize best practices.
- You can create and maintain technical documentation using the "Docs like code" approach.
- • High number of open issues (647)
- • NeutralHacker News
I spent two years trying to do what Backstage does for free
“Indeed, Backstage is a framework for creating a developer portal, not a ready-made product. I used to work on a consultancy ( ) who's specializing in adopting Backstage at Fortune 500s like HP. When you adopt Backstage at scale, you rely on processors that scan your LDAP,…”
- • NeutralHacker News
I spent two years trying to do what Backstage does for free
“It's capitalized in the title, so it's a PROPER noun. And I've worked in software development for a long time, and have read HN regularly for a long time, and I've never heard of "Backstage" as software. There's a wide world out there, which some HN posters "forget."”
Verified against README · Oct 26, 2026 · source
Docsify
100docsifyjs · Docs & Developer Portals
Common commercial products in this category: ReadMe, GitBook, Document360
- You publish Markdown files as a website without the process of creating a static HTML.
- Using the plugin API, you add functions such as full-text search and emoji support to its documentation.
- Using different theme options, you customize the visual structure of the documentation site.
Verified against README · Oct 26, 2026 · source
squidfunk · Docs & Developer Portals
Common commercial products in this category: ReadMe, GitBook, Document360
- Using Markdown, you can quickly write the documentation for your project.
- You can convert the documents you create into a static site that is compatible with all devices and searchable.
- You can present your documentation in over 60 different languages.
- • NeutralHacker News
Show HN: MkDocs Material Boilerplate – Starter Kit
“This is nice. However, isn't this just having a boilerplate starter kit for deploying MkDocs sites to various providers (GitHub Pages, GitLab, AWS Amplify, etc) using the MkDocs Material template theme built by Squidfunk ( )? If so, it would probably be good to add a citation if…”
- • NeutralHacker News
Show HN: MkDocs Material Boilerplate – Starter Kit
“I released MkDocs Material Boilerplate (Starter Kit) Deploy documentation to platforms (Netlify, GitHub Pages, GitLab Pages, and AWS Amplify Console) with Docker, pipenv, and CI/CD”
Verified against README · Oct 26, 2026 · source
VitePress
100vuejs · Docs & Developer Portals
Common commercial products in this category: ReadMe, GitBook, Document360
- You can create static documentation sites using the Vite infrastructure.
- Thanks to Algolia integration, you can add quick search feature to your projects.
- You can preview their projects instantly through web-based development platforms.
- • NeutralHacker News
VitePress 1.0
“There is a discussion related to naming on GitHub: Given that version 1 landed as "VitePress" they probably decided to keep the name. > I initially gave VitePress a different name because I wanted to be able to explore a different architecture without worrying about backwards…”
- ↓ NegativeHacker News
VitePress 1.0
“VitePress has a great development experience but we ended up running into several issues with our large (500+ pages) docs site with several broken pages with broken rendering, duplicate & missing content, etc. that took too long to identity and resolve that we ended up porting…”
Nextra
84shuding · Docs & Developer Portals
Common commercial products in this category: ReadMe, GitBook, Document360
- Set up dependencies using PNPM Workspaces
- You compile the Nextra package and run it in development mode
- You start the example documentation application for debugging in the local environment
- • NeutralGitHub Issue
Nextra 3
“below of my thoughts on the next biggest release - [x] allow only ESM config `next.config.mjs` or `next.config.js` with `"type": "module"` > the whole nextra should be bundled to ESM only instead of mixing cjs and esm > also this should fix blocked renovate PRs which one now ESM…”
- • NeutralGitHub Issue
Module build failed: UnhandledSchemeError: Reading from "D:testapp.nextstaticchunks extra-page-map-.mjs" is not handled
“``` D:testapp.nextstaticchunks extra-page-map-.mjs Module build failed: UnhandledSchemeError: Reading from "D:testapp.nextstaticchunks extra-page-map-.mjs" is not handled by plugins (Unhandled scheme). Webpack supports "data:" and "file:" URIs by default. You may need an…”
Fumadocs
100fuma-nama · Docs & Developer Portals
Common commercial products in this category: ReadMe, GitBook, Document360
- You create documentation websites for your Next.js or Astro projects.
- You integrate documentation with Vite-based frameworks such as Tanstack Start, Waku, and React Router.
- You use the project's ESM compliant package structure to build your documentation infrastructure.
- ↓ NegativeGitHub Issue
Rewrite the docs
“### What problem will this feature address? Few years ago, I built fumadocs. At the time, I wasn't experienced in authoring docs, especially in making tutorial content. This makes the docs of fumadocs became messy and unfriendy for beginners. I think we really need a rewrite of…”
gorilla
100ShishirPatil · Docs & Developer Portals
Common commercial products in this category: ReadMe, GitBook, Document360
- You can compare function-calling performance of different major language models with Berkeley Function-Calling Leaderboard.
- Thanks to the GoEx runtime engine, you can execute and then verify the code and API calls produced by LLM.
- Using the Agent Arena platform, you can test and rank different agents in tasks such as search, finance, and RAG.
- • NeutralHacker News
Gorilla Youngsters Seen Dismantling Poachers’ Traps (2012)
“Intelligence is clearly useful for almost everything. And that's exactly my point. The closer we look the more intelligence we find in nature. But there's a tremendous qualitative gap between human-type intelligence and everything else. When we believed other animals were dumb…”
- • NeutralHacker News
Gorilla Youngsters Seen Dismantling Poachers’ Traps (2012)
“Could the gorillas be the poachers? The story seems consistent with the gorrilas warning the tracker by grunt to stay put, then dismantle their nearby traps to protect the humans. This is also consistent with the fact that the tracker hadn't noticed the second trap. I don't…”
Starlight
100withastro · Docs & Developer Portals
Common commercial products in this category: ReadMe, GitBook, Document360
- You can create documentation sites for your Astro-based projects.
- You publish documentation with built-in on-site search, navigation, and multi-language support.
- You write the content in Markdown, MDX or Markdoc and enrich it with Astro components.
- ↓ NegativeHacker News
The Starlight Lines Employee Forum RPG
“I administer a small vBulletin forum that I inherited from a friend who inherited it from... well, whatever, this thing's been around for over a decade now. A few years ago we discovered that we had parasites ! Apparently, that version of vBulletin had some sort of secondary…”
- ↑ PositiveHacker News
The Starlight Lines Employee Forum RPG
“Hey, yoz! Thanks for the shout-out. That is probably my favorite post of mine on the site (out of 100+ and counting). So wonderfully serendipitous and fun. Everything about that game is a joy. I was actually looking back into some of the Starlight Lines forum stuff a few months…”
Verified against README · Oct 25, 2026 · source
readthedocs · Docs & Developer Portals
Common commercial products in this category: ReadMe, GitBook, Document360
- By connecting your GitHub stores, you automatically update your documentation every time you send code.
- You host the technical documents you have prepared with tools such as Sphinx or MkDocs on the platform.
- You manage documentation processes that are consistent with continuous integration workflows for your open source or custom projects.
APIs-guru · Docs & Developer Portals
Common commercial products in this category: ReadMe, GitBook, Document360
- You visualize any GraphQL API as an interactive graph.
- Through the left panel, you study more detailed information about each species.
- You simplify the graph by removing the Relay wrapper classes.
- ↓ NegativeGitHub Issue
Run Graphql-voyager broken
“I try to run locally Graphql-Voyager, but the graph is not loading, due > Failed to load Redirect from ' to ' has been blocked by CORS policy: No 'Access-Control-Allow-Origin' header is present on the requested resource. Origin ' is therefore not allowed access. If an opaque…”
- • NeutralGitHub Issue
Angular integration
“Is there any way to integrate this incredible tool into angular project? I mean there is some info about integration into react project, but nothing about angular”
mitmproxy · Docs & Developer Portals
Common commercial products in this category: ReadMe, GitBook, Document360
- Tek komutla Python modülünün API dokümantasyonunu çıkarırsın (pdoc your_module)
- Dahili web sunucusunda canlı yenilemeyle dokümantasyonu yazarken görebilirsin
- HTML şablonlarını özelleştirerek çıktıyı kendi sitene uyarlarsın
- • No published release
- ↑ PositiveHacker News
Pdoc – Generate API documentation for Python projects
“Pdoc is great. I love it. But there is one blemish. They write on documenting variable assignments which don't support pythons __doc__ string: > To compensate, pdoc will read the abstract syntax tree (an abstract representation of the source code) and include all assignment…”
- • NeutralHacker News
Pdoc – Generate API documentation for Python projects
“not sure if this is a typo or a misunderstanding, but to be clear: pdoc does not treat a comment immediately below a variable declaration as a docstring, it treats an unassigned string immediately following a variable declaration as a docstring, same as how python treats an…”
Verified against README · Oct 28, 2026 · source
Rspress
100web-infra-dev · Docs & Developer Portals
Common commercial products in this category: ReadMe, GitBook, Document360
- With MDX support, you can embed React components into your Markdown files.
- With the built-in full-text search feature, you can automatically add the search directory to your documentation site.
- Through the add-on system, you can configure the compilation process and site theme to suit your needs.