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GitHub + Slack: PR notifications you actually want.

Post GitHub PR, issue, and release events to Slack channels with custom routing, formatting, and review-reminder automation. More flexible than GitHub's default Slack app.

Trigger app
Slack as the trigger

Workflows fire when something happens in Slack.

See all 13 triggers →
Action app
GitHub as the action

Workflows do something in GitHub, instantly.

See all 23 actions →
Both directions

Pick the way that fits your stack.

Pair pages are mirrored. Each direction gets its own dedicated page.

SlackGitHub

When something happens in Slack, do it in GitHub.

13 Slack triggers wired to 23 GitHub actions. Most-used pairing: App Home OpenedAdd Labels.

GitHubSlack

Or fire it the other way around.

1 GitHub triggers wired to 45 Slack actions downstream.

See GitHubSlack
Popular pairings

Common Slack → GitHub workflows.

Pick a pairing to set it up in two minutes. Each one is a fully editable recipe.

Showing 9 of 299 combinations
When app home opened in Slack, add labels in GitHub.

Fires when a user opens your Slack app's Home tab or DM. Useful for refreshing the Home view, lazy-loading user-specific data, or tracking app engagement.

When app home opened in Slack, create comment in GitHub.

Fires when a user opens your Slack app's Home tab or DM. Useful for refreshing the Home view, lazy-loading user-specific data, or tracking app engagement.

When app home opened in Slack, create issue in GitHub.

Fires when a user opens your Slack app's Home tab or DM. Useful for refreshing the Home view, lazy-loading user-specific data, or tracking app engagement.

When app home opened in Slack, create pull request in GitHub.

Fires when a user opens your Slack app's Home tab or DM. Useful for refreshing the Home view, lazy-loading user-specific data, or tracking app engagement.

When app mentioned in Slack, add labels in GitHub.

Fires when your Slack app is mentioned in a message. The standard hook for chatbots that answer when summoned with @your-app.

When app mentioned in Slack, create comment in GitHub.

Fires when your Slack app is mentioned in a message. The standard hook for chatbots that answer when summoned with @your-app.

When app mentioned in Slack, create issue in GitHub.

Fires when your Slack app is mentioned in a message. The standard hook for chatbots that answer when summoned with @your-app.

When app mentioned in Slack, create pull request in GitHub.

Fires when your Slack app is mentioned in a message. The standard hook for chatbots that answer when summoned with @your-app.

When new channel in Slack, add labels in GitHub.

Fires when a new Slack channel is created in the workspace. Useful for auto-adding the bot, welcome messages, or governance audit logs.

How it works

Connect Slack and GitHub in five steps.

No code, no glue, no half-day setup. Each step is one click.

  1. 1
    Connect
    Authorize Slack and GitHub

    Open Tiny Command, authorize Slack and GitHub once each. Both connections are available to every workflow on your account.

  2. 2
    Trigger
    Pick a Slack trigger

    Drop the Slack → App Home Opened trigger onto the canvas. Tiny Command auto-registers the webhook.

    POST /v1/webhooks/slack.trigger-app-home-opened
  3. 3
    Transform
    Add a filter or AI step

    Optionally add a Filter node ("subject contains URGENT") or an AI step ("classify intent") between trigger and action.

  4. 4
    Action
    Add the GitHub action

    Drop the GitHub → Add Labels action below it. Map fields from the Slack payload into the GitHub inputs.

    github.add-labels-to-issue
  5. 5
    Publish
    Publish and forget

    Hit Publish. Tiny Command runs it in production from second one. Watch the run-log fill up.

FAQ

Questions about Slack + GitHub.

Why use a custom GitHub + Slack workflow over the GitHub Slack app?
GitHub's app gives basic per-repo notifications. Custom workflows let you route by repo + label, batch into digests, AI-summarize PRs, post review reminders on stale PRs, etc.
How do I post a Slack message when a GitHub PR needs review?
GitHub PR Review Requested → look up reviewer's Slack ID (via email lookup) → Slack Send DM with PR title, author, and link. Faster than waiting for email.
Can I post a daily Slack digest of open GitHub PRs?
Yes. Scheduled 9am: GitHub Search Issues for "is:open is:pr" → format as bullet list by author → Slack Send Message to #engineering. Daily review-queue checkpoint.
How do I escalate stale GitHub PRs in Slack?
Scheduled daily: GitHub Search "is:open is:pr updated:<7d" → for each, Slack DM the author and assignee. Or post to a #stale-prs channel for engineering manager visibility.
Can I AI-summarize a GitHub PR in the Slack message?
Yes. Insert Claude/OpenAI step between trigger and Slack Send Message. Summarize the diff in 1 sentence. Lets reviewers prioritize PRs based on what they actually do, not just titles.
How do I avoid Slack noise on every GitHub commit?
Filter triggers to significant events (PR opened, merged, release published). Skip per-commit. Aggregate into hourly or daily digests for low-priority signal.
Related

Other apps that pair well with Slack.


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