Hackers' Pub

Syntax	Description	Examples
`"` keyword `"`	Finds the string within quotes, including spaces. Case-insensitive. (Escape quotes inside with `\"`)	`"Hackers' Pub"`
`from:` handle	Finds content written by the specified user.	`from:hongminhee` `from:hongminhee@hollo.social`
`lang:` ISO 639-1	Finds content written in the specified language.	`lang:en`
`#` tag	Finds content with the specified tag. Case-insensitive.	`#HackersPub`
condition condition	Finds content that satisfies both conditions on either side of the space (logical AND).	`"Hackers' Pub" lang:en`
condition `OR` condition	Finds content that satisfies at least one of the conditions on either side of the OR operator (logical OR).	`#HackersPub OR "Hackers' Pub" lang:en`
`(` condition `)`	Combines the operators within the parentheses first.	`(#HackersPub OR "Hackers' Pub" OR "Hackers Pub") lang:en`

W3C Developers @w3cdevs@w3c.social

2/24/2026, 1:48:52 PM

Public

The @w3cWorld Wide Web Consortium #Publishing Maintenance #WorkingGroup issues EPUB Annotations 1.0 as #FPWD, enabling richer reading and improved interoperability #timetogiveinput
▶️ https://www.w3.org/TR/epub-anno-10/

This document defines a profile of the Web Annotation Data Model for #EPUB publications, enabling annotations such as highlights, notes, and bookmarks to be expressed using embedded #JSON-LD. The spec. also introduces Annotation Sets for packaging and sharing annotations.

Feedback welcome: https://github.com/w3c/epub-specs/issues?q=is%3Aissue%20state%3Aopen%20label%3ASpec-Annotations

Example 1: Core structure of an EPUB annotation

{
"@context": "https://www.w3.org/ns/epub-anno.jsonld",
"id": "urn:uuid:123-123-123-123",
"type": "Annotation",
"created": "2023-10-14T15:13:28Z",
"modified": "2024-01-29T09:00:00Z",
"target": {
…
},
"body": {
…
}
}

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