Reddit Hyperlink Network (Body)

A Reddit dataset of 35,776 subreddits and 286,561 directed hyperlinks (265,491 positive sentiment, 21,070 negative sentiment) from post hyperlinks embedded in post bodies, collected by Kumar et al. via Reddit API, January 2014 to April 2017, distributed by SNAP. Each record contains directed edges from source to target subreddit with binary sentiment label (+1/-1) and 86-dimension text property vector; post ID and timestamp per edge. captures cross-community interaction and conflict on Reddit with sentiment polarity per hyperlink, enabling study of how communities reference each other positively vs. antagonistically over time. Suitable for community conflict detection, cross-community interaction modeling, signed network analysis, temporal network analysis, and online community dynamics research.

#Community conflict#Hyperlink network#Snap#Subreddit#Timestamps

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· graph.json

The full graph has 35,776 nodes; this view shows the 1,000-node sample the pipeline drew for display. Node size is centrality, colour is community.

35.8K
Nodes
137.8K
Edges
1.08e-04
Density
497
Components
-0.08021
Assortativity
19.6%
Reciprocity
18.6K
Bridges
Most central nodes
askreddit0.06041
iama0.04601
pics0.02664
videos0.02457
todayilearned0.02281
funny0.02116
writingprompts0.02004
worldnews0.01848
mhoc0.01663
outoftheloop0.01655
Content metrics

286,561 records scored

sentiment label92.7% true
true 92.7%false 7.3%

Computed over the full corpus.

Record

Catalog key
reddit-hyperlinks-body
Authors
Kumar, Srijan; Hamilton, William L.; Leskovec, Jure; Jurafsky, Dan
Year
2018
Source paper
Community Interaction and Conflict on the Web
DOI / arXiv
10.1145/3178876.3186141
License
Unknown — SNAP public research dataset
Records
35,776
Nodes
35,776
Edges
137,821 (directed)
Nodes are
subreddit
Edges are
hyperlink
Attributes
nodes have no attributes; edges have attributes
Languages
en
Collected
January 2014 to April 2017 (2010s)
Tasks
Edge sign prediction (binary) inferred, Sentiment classification (binary; sentiment_label) inferred
From the graph: link prediction, community detection
Region
Global (inferred: the platform is used worldwide)

Provenance

Originally published at
https://snap.stanford.edu/data/soc-RedditHyperlinks.html link checked
Hosted copy
Mirrored on echo.directory on 2026-10-02, 304.2 MB across 1 files. Checksums in MANIFEST.json.

Citations

Community Interaction and Conflict on the Web
Srijan Kumar, William L. Hamilton, J. Leskovec, Dan Jurafsky
Book · The Web Conference · 2018

411
citations
well cited
30
influential citations
7% of all citations

Cited by

Show all 10

Citation data from Semantic Scholar, retrieved 2026-10-19.

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}
}

@inproceedings{kumar2018community,
  title     = {Community Interaction and Conflict on the Web},
  author    = {Kumar, Srijan and Hamilton, William L. and Leskovec, Jure and Jurafsky, Dan},
  booktitle = {Proceedings of the 2018 World Wide Web Conference (WWW)},
  year      = {2018},
  publisher = {ACM},
  doi       = {10.1145/3178876.3186141}
}

APA

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

Kumar, S., Hamilton, W. L., Leskovec, J., & Jurafsky, D. (2018). Reddit Hyperlink Network (Body) [Data set]. https://doi.org/10.1145/3178876.3186141

MLA

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

Kumar, Srijan, et al. Reddit Hyperlink Network (Body). 2018, doi.org/10.1145/3178876.3186141.

BibTeX · RIS · CSL-JSON

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