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Dev tools · alternatives · 2026

24 alternatives to Serverless collaborative notion-level note editor using CRDT in GO

File manager + CRDT Note Editor. Contribute to notebox/nbfm development by creating an account on GitHub.

This is a collaborative note editor built with Go that uses CRDT (Conflict-free Replicated Data Type) technology to sync changes across users without a traditional server. It offers Notion-like editing capabilities and… Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. Serverless collaborative notion-level note editor using CRDT in GO launched in 2024; newer entries below may have overtaken it.

  1. 1

    Terminal-based, hyper-fast, CRDT-backed, collaborative note-taking tool - Sambigeara/fuzzynote

    2021 · github.com · its alternatives →

  2. 2
  3. 3

    I built NoteCove because I wanted notes and tasks that sync across devices without the data going to a SaaS company. The sync works through files on your own iCloud Drive, Google Drive, or Dropbox — there's no NoteCove server in the sync path. The tricky part was making this reliable. I ended up using CRDTs (specifically Yjs) for conflict resolution, which handles the case where you edit the same note on your phone offline and your laptop offline — both edits merge without losing either. It has a full task management system alongside notes: custom states, kanban boards, parent/child…

    May 2026 · notecove.io · its alternatives →

  4. 4

    This is an experimental extension for CRDTs, pg_crdt: GitHub repo[0]. It supports Yjs/Yrs and Automerge. The linked blog post [1] describes how we're thinking about this extension in a Supabase context. I want to emphasise this part: "pg_crdt has not been released onto the Supabase platform (and it may never be). We’re considering many options for offline-sync/support and, while CRDTs will undoubtedly factor in, we’re not sure if this is the right approach." [0] GitHub repo: https://github.com/supabase/pg_crdt [1] Blog post:…

    2022 · supabase.com · its alternatives →

  5. 5

    A collaborative editor for notes, tasks, and wikis

    2017 · notion.so · its alternatives →

  6. 6WC
  7. 7CW
  8. 8

    Hi HN! Matrix-CRDT connects the worlds of Yjs [1] (a proven, high performance CRDT) with that of Matrix.org [2]. It started as an experiment, asking myself; can we store "state updates of a datastore" in Matrix instead of chat messages? Now, I'm convinced it's actually a really powerful combination to develop real-time, collaborative software. I'm using it for a new project and so far didn't have to write a backend yet. Matrix takes care of a lot of stuff: Authentication, E2EE, federation, hosting, etc. - so I can focus on the client. I love the ideas of Local First [3] software. Personally,…

    2022 · github.com · its alternatives →

  9. 9CO

    Hi HN, Like many of you here, this is not my first time applying to YC. Each time, my co-founder and I would copy the YC application to google docs to collaborate on it, then we copy it back to submit. This got us thinking - why can't we just collaborate on the YC application in the YC application? At one point I went down the CRDT rabbit hole and realized collaborative forms would be a great use of CRDTs, so I decided to build this out to an MVP. If you're curious about CRDTs (Conflict-Free Replicated Data Types) and how they differ from OT (Operational transformation, which is what powers…

    2024 · togetherform.com · its alternatives →

  10. 10M2

    Hey HN, I want to share with you something I and my four colleagues have been working on for the last several years. It’s a whiteboarding and notes tool called Muse[1]. We just released a 2.0 version which includes local-first sync. A little backstory: I’m one of the authors of the 2019 essay Local-first software[2]. (Past HN discussions[3][4].) The thesis is to reclaim some of the ownership over our data that we’ve lost in the transition from filesystems to cloud/SaaS. So I’m excited to bring CRDT technology “out of the lab” and into a commercial product as a chance to prove the value…

    2022 · museapp.com · its alternatives →

  11. 11

    A collaborative, Google Docs-like text editor

    2024 · multi-user-editor.netlify.app · its alternatives →

  12. 12

    Thank you for your comments, just some context: - The app is available for iOS, Android, Windows, Mac, Apple Vision Pro, and the Web. - The Web version is implemented as a Progressive Web Application that is very responsive, local first, offline first, can be installed, and is entirely free to use. - Native (hybrid) versions do not require subscription fees and have small one-time payment. - You can store your notes in Git using any Git provider such as GitHub, GitLab, or Bitbucket. However, it has the best built-in integration with GitHub. Self-hosted scenarios like Gitea are also…

    2024 · about.noteshub.app · its alternatives →

  13. 13

    An open source, markdown-based, self-hosted note taking webapp. - batnoter/batnoter

    2022 · github.com · its alternatives →

  14. 14

    Fully cross-platform, Markdown-based note-taking app

    2024 · about.noteshub.app · its alternatives →

  15. 15

    An expressive and collaborative document editor

    2015 · notion.so · its alternatives →

  16. 16SC

    SyncedStore is a library for building distributed, real-time collaborative web applications that sync automatically. This used to be quite complex, but with SyncedStore it's as easy as sharing a pie!

    2021 · syncedstore.org · its alternatives →

  17. 17KN
  18. 18

    Markdown based note-taking app with git sync & kanban boards

    2023 · about.noteshub.app · its alternatives →

  19. 19

    Hi HN, I built Note API Connector, a tool that lets you import and sync data from any API into Notion with just a few clicks. It's useful for building live dashboards, tracking metrics, syncing CRM data, and managing structured content inside Notion. It’s the result of several months of building, testing, and writing tutorials to make it beginner-friendly. I’d love your feedback, especially on what features or improvements you'd like to see next.

    2025 · noteapiconnector.com · its alternatives →

  20. 20

    Fully cross-platform, markdown based note-taking app

    2021 · about.noteshub.app · its alternatives →

  21. 21
    Notejoy▲341

    Collaborative notes for you and your team

    2017 · notejoy.com · its alternatives →

  22. 22
    Paper▲111

    🚀 An offline note taking app with "networkless" sharing

    2019 · paperapp.vercel.app · its alternatives →

  23. 23OC

    Hi! I’m one of the founders of s2.dev, and recently have been hacking on opbox, which is an open-source daemon that turns directories of text files (code, markdown, etc) into collaborative, multi-player workspaces. This started as a bit of an intellectual curiosity, to see if it was possible to do real-time sync at the filesystem level (i.e., in an editor-agnostic way). The idea is pretty simple: - Opbox workspaces are roughly analogous to git repositories (and can be used alongside existing git repos, to share live changes between commits) - When the opbox daemon is running in a workspace…

    Jul 2026 · opbox.dev · its alternatives →

  24. 24

    A note-keeping web app based on Fossil SCM. Contribute to rguiscard/fossil-notebook-demo development by creating an account on GitHub.

    2023 · github.com · its alternatives →

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Ranked by how close each launch is in meaning, then by votes. Prices were read from each product’s own site when checked and can change. Refine with your own description →