pcolby/Post to Slack

Post a message via a Slack Incoming WebHook

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Scorecard Score
Scorecard 2–4scored Jul 6, 2026
Maintenance Recency
Activelast commit Jun 19, 2026
License
MIT

Pinned Snippet

workflow.ymlSHA-pinned
uses: pcolby/post-to-slack@3c5103ebcfbca58f3ea2bea1ce6ca78a1b4d8a83 # v1.1.0

tags can be moved; commit SHAs can't. why a SHA?

namedescriptionrequireddefault
urlSlack Incoming Webhook URLyes
textText of the message to post to Slackyes
channel#channel or @username to post tono
iconEmojiSlack emoji :shortcode: to post withno
iconUrlURL for an icon to post withno
usernameName to post fromno
attachmentsList of attachments in JSON, serialised to a stringno
dryRunIf true, do everything *but* post to Slackyesfalse
namedescription
requestJSON request payload that was POSTed to Slack
responseContent included in Slack's reponse