GitHub + Slack
Connect GitHub and Slack to Keep Your Engineering Team in Sync
Automate code review notifications, pull request updates, and deployment alerts directly in Slack so your team stops finding out about things too late.
Why integrate GitHub and Slack?
GitHub is where code lives. Slack is where conversations happen. When they're not connected, developers lose time jumping between tabs, chasing down PR approvals, and manually sharing build statuses. Integrating GitHub with Slack on tray.ai delivers the right code events to the right Slack channels automatically.
Automate & integrate GitHub & Slack
Use case
Pull Request Review Notifications
When a developer opens, updates, or requests a review on a pull request in GitHub, tray.ai automatically posts a formatted Slack message to the designated code-review channel or directly to the assigned reviewer. The message includes the PR title, author, branch name, and a direct link so reviewers can act immediately.
Use case
Failed CI/CD Pipeline Alerts
When a GitHub Actions workflow or connected CI pipeline fails, tray.ai sends an instant alert to the appropriate Slack channel — such as #incidents or #builds — with details about the failed job, the triggering commit, and the responsible author. On-call engineers can respond before failures cascade into production issues.
Use case
Issue Triage and Assignment Updates
When a new GitHub issue is opened, labeled, or assigned, tray.ai forwards the details to the relevant Slack channel — whether that's #bugs, #feature-requests, or a project-specific channel. Teams can build consistent triage workflows without requiring everyone to watch GitHub notifications.
Use case
Release and Deployment Announcements
When a new GitHub release is published or a deployment tag is pushed, tray.ai automatically posts a release announcement to a #releases or #engineering-updates Slack channel. This keeps the broader organization — support, marketing, QA — informed of what shipped and when.
Use case
Daily Repository Activity Digests
Rather than flooding channels with event-by-event noise, tray.ai can aggregate GitHub activity across one or more repositories and deliver a structured daily digest to Slack each morning. Summaries include merged PRs, opened issues, closed tickets, and active branches — giving leads a clear snapshot of team progress.
Use case
Security and Dependabot Vulnerability Alerts
When GitHub Dependabot detects a vulnerable dependency or a secret is exposed in a commit, tray.ai immediately routes the security alert to a dedicated #security-alerts Slack channel and can DM the repository owner. Fast awareness means teams can patch vulnerabilities before they become exploitable.
Use case
Slack-Driven GitHub Issue Creation
Using tray.ai's bidirectional workflow support, team members can create a GitHub issue directly from a Slack message — using a slash command, emoji reaction, or message action. This is especially useful for support teams or product managers who live in Slack but need to log bugs into GitHub.
Get started with GitHub & Slack integration today
GitHub & Slack Challenges
What challenges are there when working with GitHub & Slack and how will using Tray.ai help?
Challenge
High Volume of GitHub Events Causing Slack Noise
Active repositories generate hundreds of events per day — every commit, comment, review, and status check can become a Slack notification. Without intelligent filtering, teams quickly mute channels or miss critical alerts buried in the noise, which defeats the whole point.
How Tray.ai Can Help:
tray.ai's workflow builder lets you apply granular filters and conditional logic to every GitHub event before it reaches Slack. You can whitelist specific branches, labels, authors, or event types, and use aggregation steps to batch low-priority updates into digests rather than individual messages — so only the events that actually matter surface in real time.
Challenge
Routing Notifications to the Right Slack Channel or Person
A monorepo or multi-team organization may have dozens of Slack channels, each owned by different squads. Sending all GitHub events to a single channel creates confusion, while manually configuring separate webhooks per repository is brittle and hard to maintain at scale.
How Tray.ai Can Help:
tray.ai supports dynamic routing logic, letting workflows inspect repository name, label, team assignment, or file path and route notifications to the appropriate Slack channel or individual user automatically. One tray.ai workflow can handle an entire organization's routing needs without per-repository webhook sprawl.
Challenge
Keeping Slack Threads and GitHub Issues in Two-Way Sync
When engineers discuss a bug in a Slack thread and simultaneously comment on the related GitHub issue, context becomes fragmented. Decisions made in Slack never make it to GitHub, and vice versa — duplicated conversations, lost context, and nobody quite sure what was actually decided.
How Tray.ai Can Help:
tray.ai supports bidirectional workflows that mirror comments between GitHub issue threads and Slack messages. When a comment is posted in GitHub, tray.ai appends it to the relevant Slack thread. Replies in Slack can also be written back to GitHub, so both systems stay in sync as a coherent record.
Challenge
Handling GitHub API Rate Limits During High-Activity Periods
During busy sprint periods or large-scale refactors, tray.ai workflows that enrich GitHub event payloads with additional API calls — fetching reviewer lists, commit details, or PR diffs — can run into GitHub's API rate limits, causing delays or dropped notifications.
How Tray.ai Can Help:
tray.ai's built-in retry logic, error handling steps, and the ability to cache frequently accessed data across workflow runs help stay within GitHub API rate limits. You can also configure exponential backoff on API calls and use webhook payloads to minimize supplementary API requests wherever possible.
Challenge
Authenticating Securely Across GitHub Organizations and Slack Workspaces
Enterprises often run multiple GitHub organizations and Slack workspaces simultaneously — separating internal tools from customer-facing products, for instance. Managing credentials, OAuth tokens, and webhook secrets across all those combinations without exposing sensitive keys is a real operational risk.
How Tray.ai Can Help:
tray.ai stores all authentication credentials in an encrypted, centralized secrets vault and supports multiple authenticated connections to both GitHub and Slack within a single workflow. Admins can manage OAuth scopes, rotate tokens, and audit connection usage from one place — no hardcoded credentials in workflow logic.
Start using our pre-built GitHub & Slack templates today
Start from scratch or use one of our pre-built GitHub & Slack templates to quickly solve your most common use cases.
GitHub & Slack Templates
Find pre-built GitHub & Slack solutions for common use cases
Template
Notify Slack When a Pull Request Is Opened or Updated
This template watches for new or updated pull requests in a specified GitHub repository and posts a rich notification to a designated Slack channel, tagging assigned reviewers and linking directly to the PR.
Steps:
- Trigger: GitHub webhook fires when a pull request is opened, edited, or marked ready for review
- Transform: Map PR metadata — title, author, branch, reviewers, and URL — into a formatted Slack Block Kit message
- Action: Post the formatted message to the configured Slack channel and optionally DM assigned reviewers
Connectors Used: GitHub, Slack
Template
Send Slack Alerts for Failed GitHub Actions Workflows
This template listens for failed workflow runs in GitHub Actions and delivers an immediate, structured Slack alert to the on-call or engineering channel, including the failed step name, triggering commit SHA, and a link to the logs.
Steps:
- Trigger: GitHub webhook detects a workflow run with a conclusion of 'failure' or 'timed_out'
- Enrich: Fetch additional run details via the GitHub API, including the specific failed step and commit author
- Action: Post a color-coded Slack alert to the designated build-failure channel with full context and a log link
Connectors Used: GitHub, Slack
Template
Create GitHub Issues from Slack Messages
This template lets team members create a GitHub issue directly from any Slack message by adding a specific emoji reaction. tray.ai captures the message text and metadata, then opens a fully formed issue in the correct GitHub repository.
Steps:
- Trigger: A user adds a designated emoji reaction (e.g., :bug: or :ticket:) to a Slack message
- Transform: Extract the message text, channel name, and author to construct issue title, body, and labels
- Action: Create the GitHub issue via the GitHub API and reply to the Slack thread with the new issue URL
Connectors Used: Slack, GitHub
Template
Post GitHub Release Notes to Slack on New Releases
When a new release is published in GitHub, this template formats the release notes and version tag into a clean Slack announcement posted to a #releases channel, keeping the entire organization informed of what shipped.
Steps:
- Trigger: GitHub webhook fires when a new release is published in a monitored repository
- Transform: Parse release tag, name, description, and author into a structured Slack message with relevant links
- Action: Post the release announcement to the #releases Slack channel and optionally notify a #changelog thread
Connectors Used: GitHub, Slack
Template
Daily GitHub Activity Digest Delivered to Slack
This scheduled template aggregates all GitHub activity across configured repositories over the past 24 hours and sends a neatly formatted digest to a Slack channel each morning, covering merged PRs, new issues, and active contributors.
Steps:
- Trigger: Scheduled tray.ai workflow runs once daily at a configured time (e.g., 9:00 AM)
- Fetch: Query the GitHub API for merged PRs, new issues, and commits across one or more repositories in the last 24 hours
- Action: Compile and post a structured digest message to the designated Slack channel with counts, contributors, and links
Connectors Used: GitHub, Slack
Template
Slack Alert for New GitHub Dependabot Security Vulnerabilities
This template monitors GitHub repositories for new Dependabot vulnerability alerts and instantly routes them to a dedicated Slack security channel, so your security team can respond before critical vulnerabilities go unpatched.
Steps:
- Trigger: GitHub webhook or scheduled poll detects a new Dependabot alert in a monitored repository
- Enrich: Retrieve full vulnerability details including severity, affected package, and recommended fix version
- Action: Post a severity-color-coded Slack message to #security-alerts and DM the repository owner with remediation guidance
Connectors Used: GitHub, Slack