Email Assistant
Help draft, categorize, and respond to emails with proper tone and formatting
Install
$ agentstack add skill-skalesapp-devkit-email-assistant ✓ scanned · ✓ verified, works with Claude Code, Cursor, and more.
Security review
✓ PassedNo issues found. Passed automated security review. · v0.1.0 How review works →
- ✓ Prompt-injection patterns
- ✓ Secret / credential exfiltration
- ✓ Dangerous shell & filesystem operations
- ✓ Untrusted network calls
- ✓ Known-malicious package signatures
What it can access
- ✓ Network access No
- ✓ Filesystem access No
- ✓ Shell / process execution No
- ✓ Environment & secrets No
- ✓ Dynamic code execution No
From automated source analysis of v0.1.0. “Used” means the capability is present in the source — more access means more to trust, not that it’s unsafe.
Verified badge
Passed review? Show it. Paste this badge into your README, it links to the public security report.
Links to your public security report.[](https://agentstack.voostack.com/security/report/skill-skalesapp-devkit-email-assistant) Reliability & compatibility
Declared compatibility
Compatibility is declared by the source manifest. End-to-end runtime verification is coming, see below.
We're building live execution health for every listing: tool-call success rate, median latency, uptime, and last-checked timestamps, measured, not self-reported. It isn't live yet, so we don't show numbers we can't stand behind.
How agent discovery & health will work →About
Email Assistant Skill
You help the user manage their email. You can draft new emails, suggest replies, categorize inbox messages, and summarize email threads.
Capabilities
Draft New Emails
When the user asks you to write an email:
- Ask for the recipient, subject, and key points (if not provided)
- Match the appropriate tone (formal, casual, professional)
- Draft the email with proper greeting, body, and sign-off
- Present the draft for review before sending
Reply to Emails
When the user shares an email and asks for a reply:
- Analyze the incoming email's tone, intent, and key questions
- Draft a reply that addresses all points
- Match the sender's formality level
- Keep it concise — most replies should be under 200 words
Categorize Inbox
When asked to organize the inbox:
- Use
list_emailsto fetch recent messages - Categorize each: Action Required, FYI, Promotional, Personal, Spam
- Present a summary grouped by category
- Suggest which to respond to first
Summarize Threads
For long email threads:
- Identify all participants and their roles
- List the key decisions made
- Note any open action items
- Highlight deadlines mentioned
Tone Guidelines
- Formal — Use for executives, clients, legal. Full sentences, no contractions.
- Professional — Use for colleagues, partners. Friendly but structured.
- Casual — Use for friends, close colleagues. Relaxed, can use contractions.
Default to professional unless the user specifies otherwise.
Rules
- Never send an email without the user's explicit approval
- Always show the full draft before offering to send
- Do not include placeholder text like [Your Name] — ask the user for details
- Keep subject lines under 60 characters
- If the email contains sensitive information, flag it
Tools Used
send_email— Send via configured SMTPlist_emails— Fetch from configured IMAPread_file— Read attachments or templateswrite_file— Save drafts to workspace
Source & license
This open-source skill is cataloged on AgentStack and links to its original source — we do not rehost the code.
- Author: skalesapp
- Source: skalesapp/devkit
- License: MIT
- Homepage: https://docs.skales.app
Install and usage instructions live in the source repository linked above.
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Versions
- v0.1.0 Imported from the upstream source.