Show HN: Domain-tailored CRDTs for collaboration without server involvement
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Submission timeline
2007–2026One slot for every year since HN launched. Height is that year's peak points; orange marks a 100+ point or 50+ comment breakout. Select a bar to open its strongest thread.
First comments on top threads
HN comment orderHi HN! I wanted to research more elegant ways to enable document sync and collaboration in my apps sometime last year, and ended up discovering a new class of data structure that made it possible to build collaboration into documents right on the data level, completely separate from the network architecture. (Maybe you're already familiar with CRDTs. Well, these aren't just ordinary CRDTs, but almost meta-CRDTs that can represent a variety of convergent data types in a generic way. They…
One idea me and my brother messed about with was "Merkel DAGs". The place we worked at had, what amounted to, a really fancy workflow/flowchart designer and the question was always how to make it collaborative (because that would sell like hotcakes on a slide deck, irrespective of whether people used it). Another concern was versioning, and Git is a Merkel DAG; great problems think alike. We never finished it because of some truly difficult questions, and decided that failure…
Past discussion: https://news.ycombinator.com/item?id=17221221
The first top-level comment from each of the four biggest threads, in HN’s own order. Excerpts are shortened; open a comment for full context.
- Breakout years
- 2
- Total points
- 334
- Total comments
- 33
100+ points or 50+ comments
reference only — not used in Hall rules or ranking
reference only — not used in Hall rules or ranking
Every submission
| Date | Title as submitted | By | Points | Comments |
|---|---|---|---|---|
| 2018-04-03 | Data Laced with History: Causal Trees and Operational CRDTs | steventhedev | 2 | 0 |
| 2018-04-09 | Building Real-Time Collaboration over CloudKit: Causal Trees & Operational CRDTs | archagon | 4 | 0 |
| 2018-04-18 | Show HN: Domain-tailored CRDTs for document collaboration w/o server involvement | archagon | 1 | 0 |
| 2018-05-14 | Data Laced with History: Causal Trees and Operational CRDTs | chrisconley | 3 | 0 |
| 2018-06-03 | Show HN: Domain-tailored CRDTs for collaboration without server involvementFirst breakout · Best thread | archagon | 158 | 19 |
| 2019-08-28 | Data Laced with History: Causal Trees and Operational CRDTs (2018) | Tomte | 2 | 0 |
| 2019-10-31 | Data Laced with History: Causal Trees and Operational CRDTs (2018) | appwiz | 59 | 4 |
| 2021-02-13 | Data Laced with History: Causal Trees and Operational CRDTs (2018)Latest 20+ point return | mcovalt | 103 | 10 |
| 2022-12-20 | Data Laced with History: Causal Trees and Operational CRDTs (2018) | Tomte | 1 | 0 |
| 2023-01-07 | Data Laced with History: Causal Trees and Operational CRDTs (2018) | cropcirclbureau | 1 | 0 |