---
title: "Formats and Protocols"
date: "2026-05-13T23:34:56.275Z"
updated: "2026-05-14T00:00:33.313Z"
author: "JY"
summary: "@Dave asks which formats and protocols BlogWarp builds on. These are the main ones: RSS JSON Feed RSS Autodiscovery RSS Cloud WebSub JSON OPML Textcasting..."
---

[@Dave](http://scripting.com/) [asks](https://x.com/davewiner/status/2054700092351811987) which formats and protocols [BlogWarp](https://blogwarp.com) builds on.

These are the main ones:

- [RSS](https://cyber.harvard.edu/rss/rss.html)
- [JSON Feed](https://www.jsonfeed.org/)
- [RSS Autodiscovery](https://www.rssboard.org/rss-autodiscovery)
- [RSS Cloud](https://en.wikipedia.org/wiki/RSS_Cloud/)
- [WebSub](https://www.w3.org/TR/websub/)
- [JSON](https://www.json.org/)
- [OPML](http://opml.org/)
- [Textcasting](https://textcasting.org/)
- [Webmention](https://webmention.net/)
- [WP REST API](https://developer.wordpress.org/rest-api/)
- [XML-RPC](https://xmlrpc.com/)
- [Markdown](https://en.wikipedia.org/wiki/Markdown)
- [llms.txt](https://llmstxt.org/)
- [skill.md](https://agentskills.io/specification)
- [OpenGraph](https://ogp.me/)
- [HTMX 2](https://htmx.org/)
- [S3 API](https://aws.amazon.com/s3/)
- [LiquidJS](https://liquidjs.com/)
- [A new @ mentions convention](https://en.wikipedia.org/wiki/Mention_(blogging))