#rarebooks
The most viral posts using #rarebooks across TikTok, Instagram, X, Facebook and Pinterest — ranked by real engagement tracked by ViralHunt.
We track 123 posts using #rarebooks across 4 networks, carrying 18.1K engagement between them — an average of 147 per post.
It is used most on Tumblr: 102 of the 123 posts we hold, 83% of the total.
And Tumblr is not just where the volume is: it is also where the tag performs best per post, averaging 169.
Ranking comes from the posts themselves rather than from how often the tag appears, and it is recalculated as new posts are collected. How we measure this →
Top #rarebooks posts ALL NETWORKS
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Most viral #rarebooks on Tumblr
See all 102 Tumblr posts and track new ones live.
Most viral #rarebooks on Bluesky
See all 19 Bluesky posts and track new ones live.
Most viral #rarebooks on Pinterest
Most viral #rarebooks on Instagram
#rarebooks in five questions
What is #rarebooks and where is it used?
A hashtag with 123 posts tracked by ViralHunt across 4 networks, mostly on Tumblr (102 posts). Those posts add up to 18.1K engagement, about 147 per post.
Where does #rarebooks perform best?
On Tumblr: 169 engagement per post on average, which is also where it is posted most.
When do people post with #rarebooks?
Mostly on Wednesdays, around 16:00 UTC: 63% of the 123 dated posts fall in the three hours around that time. Posting when the tag is active is posting when someone is reading it.
Who uses #rarebooks most?
Penn Libraries Manuscripts (Tumblr, 73 posts), Curious Catalog (Tumblr, 11 posts), Turnbull Rare Books (Tumblr, 11 posts), wisdompedlars.bsky.social (Bluesky, 4 posts), jasonwdean.com (Bluesky, 4 posts), Othmeralia (Tumblr, 3 posts).
Which hashtags go with #rarebooks?
Other tags with volume on the same networks: #birds, #indiegame, #musicchallenge, #foryou, #naturephotography, #illustration.
When people post with #rarebooks
Hour of day and day of the week of the 123 dated posts carrying this tag (times in UTC). The busiest hour and day are marked.
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