2018-07-22 UTC
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@schnarfed ↩️ http://www.indiemap.org/ knows ~900 sites with webmention support. here's the full list, including names and twitter handles: https://bigquery.cloud.google.com/savedquery/464705913036:8c56f3e3063442a3a17232fea3ef6067 (twitter.com/_/status/1021058803763064832)