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Slack
Behaviour reference for the slack crawler. Values are loaded directly from its core platform profile.
Crawler
- User-Agent
- official
Slackbot-LinkExpanding 1.0 (+https://api.slack.com/robots) - Executes JavaScript
- nocommunity
Cache
- TTL
- unknownunverified
- How to refresh
- Re-share link / no public debuggercommunity
- Debugger URL
- none public — see refresh guidancecommunity
Field priority
community
title
og:titletwitter:titletitledescription
og:descriptiontwitter:descriptionmeta:descriptionimage
og:imagetwitter:imageurl
og:urllink:canonicalsiteName
og:site_nameTruncation
- Title max chars
- unknownunverified
- Description max chars
- unknownunverified
- Description max lines
- unknownunverified
Image budget and card geometry
- Summary
- community
- Hard max
- —
- Soft max
- —
- Recommended
- —
- Aspect / slot
- 1.91:1 · contain
- Formats
- image/jpeg, image/png, image/gif
- Crop mode
- —
- Slot fit
- contain / center
Related: rescrape helper and rules for this platform.