ECHOExploratory Compendium of Humanity Online

Stack Exchange — wordpress.stackexchange.com

AnalyzedMediumgraphtextStack ExchangeAcademicEngagementKnowledge sharingQ&ASocial graphSoftware development

A Stack Exchange (wordpress.stackexchange.com) dataset of 52,291 users, 115,135 answer-collaboration edges, 115,885 questions, 143,805 answers, collected by Stack Exchange, Inc. via the annual Stack Exchange Data Dump. Each record contains user nodes (reputation, badge counts, vote history), directed weighted edges (answerer→asker, weight=answer score, count=interactions, accepted=bool), post text, tag distribution. User collaboration network from wordpress.stackexchange.com — directed weighted graph where edges represent knowledge-sharing relationships (A answered B's question), with edge weight reflecting answer quality. Enables prestige hierarchy, community detection, and expertise flow analysis.. Suitable for expertise network analysis, reputation systems, community detection, knowledge flow, PageRank-based authority ranking, Q&A platform dynamics..

#Cms#Expertise network#Reputation#Stack exchange data dump#Wordpress

Cite this dataset at stackexchange-wordpress-stackexchange-com.echo.directory

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Analytics

The interactive network needs JavaScript.

· graph.json

The full graph has 52,291 nodes; this view shows the 1,000-node sample the pipeline drew for display. Node size is centrality, colour is community.

52.3K
Nodes
115.1K
Edges
4.21e-05
Density
1.1K
Components
-0.06389
Assortativity
0.3%
Reciprocity
29.2K
Bridges
Most central nodes
32060.00428
3660.00327
58440.00308
7810.00291
18690.00264
52050.0026
116340.00249
45880.00229
35290.00226
1057910.0022
Content metrics

259,690 records scored · min–maxmean ± 0.675 σ (the interquartile range if the values are roughly normal)mean

scoreμ 1.524 ± 5.193
min -11max 745
view countμ 1.1K ± 6.3K
min 0max 579.6K
answer countμ 0.554 ± 0.942
min 0max 108
comment countμ 1.469 ± 2.225
min 0max 39
9.6
Flesch–Kincaid grade
US school grade level
11.9
Automated readability index
Frequent terms
phppostpagewordpressfunctioncustomarrayusepluginlikecodepostsechoamptypeclassdivwantthemeaddneedfilecontentnewreturnsitecategorywaytitleusermenuimagequeryvalueurltrueadminsettemplatecreatelinktextworkpagestaxonomydonexamplepluginseditdata
Topic clusters

Topic 0

image
upload
attachment
thumbnail
size
gallery
post
medium

Topic 1

theme
css
jquery
file
script
child
load
include

Topic 2

menu
item
role
admin
page
class
add
capability

Topic 3

widget
sidebar
shortcode
area
echo
function
content
instance

Topic 4

query
join
date
sql
order
post
table
select

Topic 5

taxonomy
term
custom
array
type
true
post
hierarchical

Topic 6

svn
plugin
version
wordpress
upgrade
update
repository
directory

Topic 7

hook
function
return
echo
filter
action
use
init

Topic 8

cache
httpd
server
host
memory
nginx
total
site

Topic 9

category
post
exclude
list
echo
child
cat
parent

Topic 10

rule
permalink
rewrite
structure
slug
post
page
flush

Topic 11

multisite
domain
network
site
subdomain
blog
wordpress
installation
Show all 20 topics

Topic 12

box
meta
field
custom
post
value
echo
function

Topic 13

password
user
form
email
login
registration
gravity
forms

Topic 14

wordpress
book
site
plugin
google
development
analytics
community

Topic 15

feed
rss
feedburner
post
xml
widget
wordpress
link

Topic 16

import
wordpress
file
export
database
site
apache
redirect

Topic 17

tinymce
editor
button
visual
html
add
wysiwyg
iframe

Topic 18

comment
reply
approve
disqus
form
moderation
thread
count

Topic 19

type
custom
post
portfolio
artist
true
page
create
Top hashtags
#content155
#1114
#2108
#post102
#sidebar62
#3954
#fff53
#menu49
#00047
#ffffff47
#346
#nav44
#comment34
#header34
#00000032
#comments30
#login29
#access27
#821726
#primary25

Sampled: text metrics from 50K of 758.4K records; topic model from 20K.

Record

Catalog key
stackexchange-wordpress-stackexchange-com
Authors
Stack Exchange, Inc.
Year
2025
Source paper
Stack Exchange Data Dump
License
CC BY-SA 2.5 / 3.0 / 4.0 (by post date) (CC-BY-SA-2.5 AND CC-BY-SA-3.0 AND CC-BY-SA-4.0)
Records
758,361
Nodes
52,291
Edges
115,135 (directed)
Nodes are
user (Stack Exchange account)
Edges are
answer collaboration (A answered B's question)
Attributes
nodes have attributes; edges have attributes
Text corpus
question titles, post bodies, comment text, tag names
Languages
en
Collected
2009/2024 (2000s, 2010s, 2020s)
Tasks
From the graph: link prediction, community detection
Region
Global (inferred: the platform is used worldwide)

Provenance

Originally published at
https://archive.org/download/stackexchange link checked
Hosted copy
Mirrored on echo.directory on 2026-10-09, 250.6 MB across 1 files. Checksums in MANIFEST.json.

How to cite

BibTeX

@misc{echo2026,
  title  = {ECHO: Exploratory Compendium of Humanity Online},
  author = {Switzer, Braden and Zafarani, Reza},
  year   = {2026},
  url    = {https://echo.directory},
  note   = {Syracuse University}
}

@misc{stackexchange_2025,
  title     = {Stack Exchange Data Dump},
  author    = {{Stack Exchange, Inc.}},
  year      = {2025},
  publisher = {Internet Archive},
  url       = {https://archive.org/download/stackexchange}
}

APA

Switzer, B., & Zafarani, R. (2026). ECHO: Exploratory Compendium of Humanity Online [Data repository]. Syracuse University. https://echo.directory

Stack Exchange, Inc. (2025). Stack Exchange — wordpress.stackexchange.com [Data set]. https://stackexchange-wordpress-stackexchange-com.echo.directory/

MLA

Switzer, Braden, and Reza Zafarani. ECHO: Exploratory Compendium of Humanity Online. Syracuse University, 2026, echo.directory.

Stack Exchange, Inc. Stack Exchange — wordpress.stackexchange.com. 2025, stackexchange-wordpress-stackexchange-com.echo.directory/.

BibTeX · RIS · CSL-JSON

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