Open source Contentful alternatives
Every project in the catalog is MIT, Apache or BSD licensed. 0 projects explicitly describe themselves as a Contentful alternative; 25 more are in the category where Contentful is a typical product.
Open source projects in the same category: CMS & No-Code Builders
Category-level information: these projects are the same kind of software as Contentful; they have not claimed to be a one-to-one replacement.
Tiptap
100ueberdosis · CMS & No-Code Builders
Common commercial products in this category: Contentful, Webflow, Sanity
- You design your own user interface using the ProseMirror infrastructure.
- With Hocuspocus and Yjs integration, you install multi-user real-time editing systems.
- With over 100 add-on options, you customize the functionality of the text editor.
- • High number of open issues (904)
- ↓ NegativeHacker News
Launch HN: Tiptap (YC S23) – Toolkit for developing collaborative editors
“> With ProseMirror, I’d need to tunnel through 1 layer of abstraction and/or patch 1 layer of abstraction. With Tiptap, maybe I’d need to fork-and-patch both you and ProseMirror? Each layer also increases our maintenance liability. As a contributor to the previous version of…”
- ↑ PositiveHacker News
Launch HN: Tiptap (YC S23) – Toolkit for developing collaborative editors
“Thank you for your feedback regarding our pricing! We know that some individual Pro extensions don't justify the price of the whole tier. That's why we are thinking about selling individual extensions in the future. A lot of people build these types of extensions on their own,…”
Verified against README · Oct 26, 2026 · source
filament
100filamentphp · CMS & No-Code Builders
Common commercial products in this category: Contentful, Webflow, Sanity
- You scan large datasets with strong columns and filters and perform batch operations.
- You build complex and reactive forms with reusable components.
- Using live and data-based components, you design panels that display basic metrics.
- • NeutralHacker News
Show HN: I made a new sensor out of 3D printer filament for my PhD
“That kind of surprises me, since then I'd figure that somebody would be making the equivalent of a reprap that puts out glass filament like this 3D glass printer [1] or various glass resin methods ([2] and [3]) Just with some kind of inline laser processing, or post deposition…”
- • NeutralHacker News
Filament: Physically-based rendering engine
“Why would Unity use Filament? They have a PBR solution that works for them and is in active development. OTOY's OctaneRenderer is an unbiased path tracer. It's not comparable to Filament, two different use cases.”
Verified against README · Oct 26, 2026 · source
Editor.js
100codex-team · CMS & No-Code Builders
Common commercial products in this category: Contentful, Webflow, Sanity
- You add different types of content, such as text, visual, list, and quote, with a block-based interface
- You get editor data as a clean JSON output instead of HTML
- By adding embedded content tools such as title, table, checklist, code, and YouTube, you add new block types to the editor.
- • High number of open issues (701)
- • NeutralHacker News
Editor.js – Block Styled Editor
“Hello! I'm a maintainer of Editor.js. Regarding to your questions: - Editor.js doesn't support nested blocks. We keep structure flat and want Tools API to be as simple as possible for new developers. The target audience of the Editor.js is media and blogs, usually you don't need…”
- • NeutralHacker News
Editor.js – Block Styled Editor
“Still, that does not mean it cannot output HTML. CKEditor 5 implements a custom data model, works in the way you described (cancel native actions or extracts stuff from it, apply those changes to its data model and re-renders the DOM if needed), but it still outputs HTML. Thanks…”
Verified against README · Oct 26, 2026 · source
GrapesJS
100GrapesJS · CMS & No-Code Builders
Common commercial products in this category: Contentful, Webflow, Sanity
- Add a HTML template creation infrastructure to your application for websites, newsletters and mobile applications
- You accelerate the process of creating dynamic templates within content management systems
- With block, style, and layer managers, you can visually edit templates and save the result to local or remote storage.
- ↑ PositiveHacker News
GrapesJS – Free and Open Source Web Builder Framework
“Well, this has been a surprise for me. I must concede that Webflow feels much better than GrapesJS, both in general polish and in functionality. I do see a class of power users (agencies, designers) using that now. Let's hope that GrapesJS can reach that level of utility and…”
- ↑ PositiveHacker News
Show HN: GrapesJS – Open source tool for building templates easily
“Thank you bucaran, I really appreciate you like it. Anyway, Webflow is one of most powerful website builder I've ever seen and when I discovered it I thought there is no reason to continue to develop GrapesJS, but I've also seen that there were no similar free/oss solutions that…”
Verified against README · Oct 26, 2026 · source
Lexical
100facebook · CMS & No-Code Builders
Common commercial products in this category: Contentful, Webflow, Sanity
- With Yjs integration, you add real-time joint editing feature to your project
- Using the official React bindings, you give your application the ability to edit text
- You provide content import and export in JSON, Markdown or HTML formats
- ↑ PositiveHacker News
Facebook open sources Lexical, an extensible text editor library
“Thanks for the pointer. His comparison of Draft vs Lexical makes a lot of sense. I'm keener to understand the different between Prosemirror vs Lexical. He mentions that he pulled the best ideas from libs like Prosemirror. I'm curious how Lexical is an improvement over…”
- • NeutralHacker News
Facebook open sources Lexical, an extensible text editor library
“I don't think ProseMirror has taken a bad approach. I think we've just taken a different approach when it comes to the design of things. In Lexical, you rarely concern yourself with the DOM – and typically you deal with Lexical's node API directly and that's really all you…”
Verified against README · Oct 26, 2026 · source
wagtail
100wagtail · CMS & No-Code Builders
Common commercial products in this category: Contentful, Webflow, Sanity
- You can create flexible content models using the StreamField structure.
- You can develop parsed (headless) websites with Content API support.
- You can build content management systems that can scale to millions of pages.
- • High number of open issues (1,022)
- • NeutralHacker News
uv downloads overtake Poetry for Wagtail users
“ty! We have no plans to rewrite Wagtail in Rust but I hope there’s ways in which we can make the developer experience better, particularly around dependencies management”
- ↑ PositiveHacker News
Show HN: Wagtail, our new Django CMS
“Thank you very much for your thoughtful feedback. We're pleased with the UI but obviously it's not perfect - I've just started using slack.com which is also pretty flat but feels like a new benchmark for usability. I'll discuss it with the design team, and if you have any more…”
Novel
60steven-tey · CMS & No-Code Builders
Common commercial products in this category: Contentful, Webflow, Sanity
- With OpenAI API integration, you use AI-assisted autocompletion in the text editing process.
- Using the Tiptap infrastructure, you add a Notion-like editing interface to your own web applications.
- You configure the text editing component in your projects through the VSCode plugin or different framework packages.
- • Last update over 1 year ago
- • NeutralGitHub Issue
Add variety of different types of formats
“## Description The current text editor does not support a variety of different types of formats, which limits its usability. For example, it does not support code blocks, block quotes, or tables. Adding these formats would make the text editor more versatile and useful for a…”
- • NeutralGitHub Issue
Not able to set HTML in `defaultValue`
“In tiptap, `setContent` can be used with HTML. But, in Novel, it renders as a string when I set `defaultValue` as HTML - ` Hello `. This code ``` Hello " /> ``` renders this Is there a workaround for this?”
emdash
100emdash-cms · CMS & No-Code Builders
Common commercial products in this category: Contentful, Webflow, Sanity
- You can quickly create websites using ready-made templates such as blogs, marketing pages, or portfolios.
- Thanks to the isolated plugin architecture, you can safely customize content management processes.
- With the Portable Text format, you can reuse their content on different platforms, such as web, mobile, or API.
- • NeutralHacker News
EmDash – A spiritual successor to WordPress that solves plugin security
“Reminds me of smartphone vendors declaring “iPhone killer” only to fade away. Premature to declare EmDash the successor . A competitor , maybe. Like SVN , and Perl 6, a better version of something popular is still bad . They fix many of the hosting concerns , but it’s way too…”
- • NeutralHacker News
EmDash – A spiritual successor to WordPress that solves plugin security
“Are you referring to static vs SSR, or caching? I'd expect static vs SSR to be an Astro concern rather than an EmDash concern. If they didn't integrate at all with Cloudflare for caching out of the box that seems like a miss, though I could see it needing to be a separate plugin…”
TinaCMS
100tinacms · CMS & No-Code Builders
Common commercial products in this category: Contentful, Webflow, Sanity
- You can query Markdown content via GraphQL API
- You can manage content on statically generated or server-side generated pages
- With the live preview feature, you can intuitively edit content files
- • NeutralHacker News
TinaCMS: A toolkit for building visual editing into your site
“I used TinaCMS for pesonal projects. What the Github Page doesn‘t tell you is that it‘s incredibly heavy, and due to it being integrated tightly in your code it‘s shipped in the bundle.js file when using gatsby. There exists an open ticket to solve this issue, but it‘s currently…”
- • NeutralHacker News
TinaCMS: A toolkit for building visual editing into your site
“I am considering using TinaCMS and noticed this too. My thought is to use it a separate "preview" branch where it's enabled. After changes are finalized merge the updates into the main branch.”
Instatic
80CoreBunch · CMS & No-Code Builders
Alternative to (project's own claim): Webflow, Framer, WordPress
Common commercial products in this category: Contentful, Sanity
- You design your website with the visual editor running on the Bun server.
- With support for SQLite or Postgres database, you manage its content, users, and plugins.
- With the clean semantic HTML and compact CSS outputs produced, you publish your site as static files.
- ↓ NegativeGitHub Issue
[Bug]: Dashboard onboarding says “Create your first page” even after editing and publishing the seeded Home page
“### Summary On a fresh install, Instatic creates a seeded Home page. I edited that Home page and published it. The page is live, and the dashboard Pages widget shows `1 Published`. However, the onboarding checklist still shows Step 03, **“Create your first page,”** as `NOT…”
- ↓ NegativeGitHub Issue
[Feature]: Opencode provider
“### Problem Is it possible to add Opencode as an AI provider? It's something I prefer to use as I'm able to add multiple providers in Opencode and then use them when required. ### Proposed solution Add Opencode as a provider, Opencode CL exposes an instance which can likely be…”
Builder.io
100BuilderIO · CMS & No-Code Builders
Common commercial products in this category: Contentful, Webflow, Sanity
- You can convert Figma designs into code by drag-and-drop method.
- You can manage your existing components through the visual editor.
- Using SDK, you can integrate the content you create into different piles of technology.
- ↑ PositiveHacker News
Show HN: Builder.io – Drag and drop page building for any site
“Honestly the easiest content creation tool I have used. From building small data models to creating full HTML content modules, Builder.io is super powerful. Incredibly easy to integrate with whatever framework you use, react, angular, vue. You could even build your entire…”
Craft.js
60prevwong · CMS & No-Code Builders
Common commercial products in this category: Contentful, Webflow, Sanity
- You design your own page editor by integrating React components into the drag-and-drop system
- When users click on a component, you update the component properties through the interfaces or input fields that open
- You define container components that contain dragable spaces inside
- • Last update over 1 year ago
- • NeutralGitHub Issue
How to export the page as html
“How to export the page as html”
- ↑ PositiveGitHub Issue
Future of Craft.js - taking it to the next level! 🚀
“# Background Hey folks! Craft.js is about 3 years old now and in that time we've seen plenty of Craft-based page editor implementations in the wild. I'm incredibly grateful for everyone who has been using Craft, and for the feedback I have gotten all this while. Having…”
OrchardCMS · CMS & No-Code Builders
Common commercial products in this category: Contentful, Webflow, Sanity
- You develop modular and multi-tenant applications on ASP.NET Core.
- You install a web content management system (CMS) using built-in modules.
- You manage large and critical web projects with a production-ready structure.
- • High number of open issues (799)
Plasmic
100plasmicapp · CMS & No-Code Builders
Common commercial products in this category: Contentful, Webflow, Sanity
- You design applications and websites by dragging and dropping React components.
- You can integrate it into your existing codebase and broadcast the screens in existing applications.
- You get marketing teams to manage content within the design boundaries.
- • NeutralHacker News
Plasmic.app: Visual editing and content platform for building websites and apps
“That's not really the question I was asking. Most WYSIWYG's that I've used in the past are built around the idea that you can use them over and over. I'm thinking of things like Wix and Squarespace or even all the way back to Microsoft Frontpage. My question is more focused on…”
- • NeutralHacker News
Plasmic.app: Visual editing and content platform for building websites and apps
“The main way to extend Plasmic is to use your own React code components. So if there's something you can't achieve with our editor, you can make a component that does it, and use it in the design. An alternative way is to use the Plasmic components that we generate, which expose…”
sanity-io · CMS & No-Code Builders
Common commercial products in this category: Contentful, Webflow, Sanity
- With JavaScript, you define field validations.
- You query content data with GROQ or GraphQL.
- You upload images and convert them according to demand.
ponzu-cms · CMS & No-Code Builders
Common commercial products in this category: Contentful, Webflow, Sanity
- CLI kod üreteçleriyle içerik tiplerini hızlıca oluşturursun
- Otomatik ve ücretsiz TLS sertifikasıyla geliştirme ve üretimde HTTPS sunabilirsin
- Yönetim paneli ve JSON API ile içerik sunucusu kurarsın
- • NeutralHacker News
Ponzu – An open-source HTTP server framework and CMS in Go
“Sort of. If you're OK with manually updating the certificates after initially fetching them from L.E., then you can use them. However L.E. must be able to communicate directly with the server via HTTP to prove authority and send you the certificate. There are other tests that…”
- • NeutralHacker News
Ponzu – An open-source HTTP server framework and CMS in Go
“Hi all - Ponzu's author here. I was pleasantly surprised to see this post today. I'm reading through comments and will be releasing some video content as an overview of the CMS and server shortly - hoping to address any questions I see here. If you get a chance to try it out and…”
Verified against README · Oct 28, 2026 · source
qor · CMS & No-Code Builders
Common commercial products in this category: Contentful, Webflow, Sanity
- You create the management interface and RESTful API to manage your data with the Admin module.
- With the Publish module, you study content changes in a prep environment before they are put into the live system.
- With the Media Library module, you use cloud storage support to publish through asset management and CDN.
- • NeutralGitHub Issue
rich_editor medialibrary no responding
“``` news.Meta(&admin.Meta{ Name: "Body", Type: "rich_editor", Config: &admin.RichEditorConfig{ AssetManager: ctrl.AssetManager, Plugins: []admin.RedactorPlugin{ {Name: "medialibrary", Source: "/admin/assets/javascripts/qor_redactor_medialibrary/qor_redactor_medialibrary.js"},…”
- • NeutralGitHub Issue
No documentation comments
“To be a first class citizen in the Go ecosystem, all exported functions, methods and types should have appropriate documentation comments. No matter how good the documentation on the website is, the godoc is the most important thing. Please document this stuff!”
umbraco · CMS & No-Code Builders
Common commercial products in this category: Contentful, Webflow, Sanity
- In the .NET environment, you can start a new content management system project with command line commands.
- With document types and templates, you define the content structure and offer editors a back office interface.
- To customize the editing experience, you can expand your project to your own needs.
- • High number of open issues (559)
- ↑ PositiveGitHub Issue
Simplify service registration and use MSDI abstractions throughout.
“I don't know how to phrase this better but drop the tight coupling with LightInject like a hot stone for the .NET Core implementation. This was discussed at great length pre V8. There was even an attempted PR. Unfortunately V8 was launched before it could be completed. In my…”
- • NeutralGitHub Issue
The process cannot access the file NuCache.Content.db because it is being used by another process
“PR: Something is happening in Azure WebApps where the NuCache.Content.db file is locked causing the site to hang. I've attached the log file for reference. The exception is as follows: ``` Umbraco.Core.Exceptions.BootFailedException: Boot failed: Umbraco cannot run. See…”
Verified against README · Oct 25, 2026 · source
hunvreus · CMS & No-Code Builders
Common commercial products in this category: Contentful, Webflow, Sanity
- Using the hosted version directly, you edit their content without local installation.
- By completing the PostgreSQL and GitHub App configuration, you run the application in the local environment.
- You make improvements by executing database migration commands and managing the cache state.
- • NeutralGitHub Issue
Localisation support
“Hey, I've had a look through the website, and also all the GitHub issues. I see no mention of i18n or localisation. Am I correct in assuming that pages-cms currently does not support localisation at all? That seems like an unexpected omission from a CMS.”
- • NeutralGitHub Issue
Cloudinary (CDN) support for images
“Would it be possible to support external CDN (like Cloudinary) for the image storage? this would keep the GitHub repo clean and the page could leverage CDNs. At least Cloudinary also has a Vue.JS integration:”
area17 · CMS & No-Code Builders
Common commercial products in this category: Contentful, Webflow, Sanity
- You can create your custom data models or integrate your existing models.
- You keep your app simple by turning off features you don't need.
- You use ready-made components without writing HTML for the management interface.
- • NeutralHacker News
Launch HN: Twill.ai (YC S25) – Delegate to cloud agents, get back PRs
“Definitely and Twill is for SWE delegation first, not so much the “general agent on my machine.””
- ↓ NegativeGitHub Issue
All local asset urls broken
“Trying to demo this on Valet and i've defined my `APP_URL` as well as the `ADMIN_APP_URL` and I finally managed to log in but none of the styles/js assets are loading because they are referencing `localhost:8080` and not `twill.test` like i've defined... Looks like a promising…”