SubTrends
Other

Averages 24 posts/day, top 10% activity. Most active Wednesdays around 9 AM UTC. Mostly image posts (62%).

Posts / Day Average posts per day this month. Arrow is change vs the prior calendar month.
24 3%
Avg Upvotes Mean net upvotes per post this month (upvotes minus downvotes). Arrow is change vs the prior month.
56 1%
Avg Comments Mean number of comments per post this month. Arrow is change vs the prior month when that month’s data is available.
16 19%
Activity Rank #6,175 by posts/day among 90,883 tracked SFW subreddits as of Sep 2026 (Top 10%). Arrow is spots gained or lost vs the prior month.
#6,175 143
Top 10%
Posts w/ Links The percentage of posts that link off-site. This counts true link posts plus text posts with a URL in the body. Image and video posts are not counted.
7%
Low-Reply Rate Share of posts with 0 or 1 comment. A single comment is often an automated mod reply rather than real community discussion.
10%

r/Blacklibrary Traffic & Engagement

Volume and engagement over time

Posts/DayAvg Upvotes010203040050100150Sep 1Sep 8Sep 15Sep 22Sep 29
Posts/Day Avg Upvotes Mean net upvotes per post in this bucket.

Post Format

Top Post Type Image
Typical Title Length Short (42 chars)
Peak Day Wednesday

Upvote Distribution

How upvoted posts perform Only posts with 2+ upvotes. The bands below show how those posts are spread by upvote count.

2–9
21%
10–99
63%
100–999
15%
1K+
0%
Posts that get upvoted Share of posts that received at least one upvote (2+ net upvotes). Most posts at 1 upvote are excluded. 92%
Median upvoted post Median upvotes among posts that received upvotes. Differs from Avg Upvotes in the snapshot, which includes every post. 35
Top post Highest upvote count on a single post this month. 1.1K

r/Blacklibrary Most Active Times

Peak posting by day and hour (UTC)

Sun
Mon
Tue
Wed
Thu
Fri
Sat
12 AM
1 AM
2 AM
3 AM
4 AM
5 AM
6 AM
7 AM
8 AM
9 AM
10 AM
11 AM
12 PM
1 PM
2 PM
3 PM
4 PM
5 PM
6 PM
7 PM
8 PM
9 PM
10 PM
11 PM
← Swipe →
#1 Top 3 activity windows

Most Active by Day

Sun 12 PM
Mon 1 PM
Tue 9 AM
Wed 9 AM
Thu 2 PM
Fri 10 AM
Sat 2 PM

r/Blacklibrary Flair Performance

Upvotes and volume by flair

Flair Posts Upvotes
Warp Arrivals102 (20.6%)68
Discussion (novel)74 (14.9%)41
Library Pictures57 (11.5%)86
Discussion (gw/general)50 (10.1%)28
New Librarian Question35 (7.1%)20
Black Library Art35 (7.1%)165
pre-order23 (4.6%)24
Shelfie23 (4.6%)95
Query22 (4.4%)28
News/New Releases19 (3.8%)81

Post Type Breakdown

Share by text, image, or link

62%image posts

r/Blacklibrary Trending Keywords

Ranked by how often they appear

KeywordMentions ▼UpvotesComments
library
53 (7.5%)
5918
books
53 (7.5%)
2814
book
51 (7.2%)
3314
black
43 (6.0%)
5120
collection
36 (5.1%)
8916
art
35 (4.9%)
1299
cover
31 (4.4%)
13410
reading
26 (3.7%)
7324
read
25 (3.5%)
2611
first
23 (3.2%)
8914

r/Blacklibrary Mentioned Domains

Most linked sites

Domain Links Upvotes
warhammer-community.com5102
youtu.be420

r/Blacklibrary Top Posts

Highest-performing posts

r/Blacklibrary Audience Overlap

Overlapping audiences

r/Blacklibrary FAQ

What's the best time to post on r/Blacklibrary?

Based on posting volume, r/Blacklibrary is most active on Wednesdays around 9 AM UTC. That window has the most community activity, but busier hours also mean more competition for attention.

How active is r/Blacklibrary?

r/Blacklibrary averages 24 posts per day and ranks in the top 10% for activity among tracked SFW subreddits.

How many upvotes do posts on r/Blacklibrary get?

Posts on r/Blacklibrary average about 56 upvotes this month (net score per post).

What kind of posts does r/Blacklibrary get most?

On r/Blacklibrary, most posts are image posts (62%)