imap-smtp-email

IMAP/SMTP Email

Read, search, and manage email via IMAP. Send email via SMTP.

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Supported Providers

Provider	IMAP Host	IMAP Port	SMTP Host	SMTP Port
163.com	imap.163.com	993	smtp.163.com	465
vip.163.com	imap.vip.163.com	993	smtp.vip.163.com	465
126.com	imap.126.com	993	smtp.126.com	465
Gmail	imap.gmail.com	993	smtp.gmail.com	587
Outlook	outlook.office365.com	993	smtp.office365.com	587
QQ Mail	imap.qq.com	993	smtp.qq.com	587

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Configuration

Setup

bash setup.sh

Config stored at ~/.config/imap-smtp-email/.env

Config File Format

# Default account (no prefix)
IMAP_HOST=imap.gmail.com
IMAP_PORT=993
[email protected]
IMAP_PASS=your_password
IMAP_TLS=true
IMAP_MAILBOX=INBOX

SMTP_HOST=smtp.gmail.com
SMTP_PORT=587
SMTP_SECURE=false
[email protected]
SMTP_PASS=your_password
[email protected]

# File access whitelist
ALLOWED_READ_DIRS=~/Downloads,~/Documents
ALLOWED_WRITE_DIRS=~/Downloads

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Multi-Account Support

Adding an Account

# Run setup and choose "Add a new account"
bash setup.sh

Or manually add prefixed variables:

# Work account (WORK_ prefix)
WORK_IMAP_HOST=imap.company.com
WORK_IMAP_PORT=993
[email protected]
WORK_IMAP_PASS=password
WORK_SMTP_HOST=smtp.company.com
WORK_SMTP_PORT=587
[email protected]
WORK_SMTP_PASS=password

Using a Named Account

# Use --account <name> before the command
node scripts/imap.js --account work check
node scripts/smtp.js --account work send --to [email protected] --subject Hi --body Hello

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IMAP Commands (Receiving Email)

check — Check for New Emails

node scripts/imap.js [--account <name>] check [--limit 10] [--mailbox INBOX] [--recent 2h]

Options:

• --limit: Max results (default: 10)
• --mailbox: Mailbox to check (default: INBOX)
• --recent: Only show emails from last X time (e.g., 30m, 2h, 7d)

fetch — Fetch Full Email

node scripts/imap.js [--account <name>] fetch <uid> [--mailbox INBOX]

download — Download Attachments

node scripts/imap.js [--account <name>] download <uid> [--dir <path>] [--file <filename>]

search — Search Emails

node scripts/imap.js [--account <name>] search [options]

Options:

• --unseen: Only unread messages
• --seen: Only read messages
• --from <email>: From address contains
• --subject <text>: Subject contains
• --recent <time>: From last X time
• --since <date>: After date (YYYY-MM-DD)
• --before <date>: Before date (YYYY-MM-DD)
• --limit <n>: Max results (default: 20)

mark-read / mark-unread

node scripts/imap.js [--account <name>] mark-read <uid> [uid2 uid3...]
node scripts/imap.js [--account <name>] mark-unread <uid> [uid2 uid3...]

list-mailboxes

node scripts/imap.js [--account <name>] list-mailboxes

list-accounts

node scripts/imap.js list-accounts

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SMTP Commands (Sending Email)

send — Send Email

node scripts/smtp.js [--account <name>] send --to <email> --subject <text> [options]

Required:

• --to: Recipient (comma-separated for multiple)
• --subject: Email subject

Optional:

• --body: Plain text body
• --html: Send body as HTML
• --body-file: Read body from file
• --html-file: Read HTML from file
• --cc: CC recipients
• --bcc: BCC recipients
• --attach: Attachments (comma-separated)
• --from: Override default sender

Examples:

# Simple text email
node scripts/smtp.js send --to [email protected] --subject "Hello" --body "World"

# HTML email
node scripts/smtp.js send --to [email protected] --subject "Newsletter" --html --body "<h1>Welcome</h1>"

# Email with attachment
node scripts/smtp.js send --to [email protected] --subject "Report" --body "Please find attached" --attach report.pdf

# Multiple recipients
node scripts/smtp.js send --to "[email protected],[email protected]" --cc "[email protected]" --subject "Update" --body "Team update"

test — Test SMTP Connection

node scripts/smtp.js [--account <name>] test

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Important Notes

Gmail

• Regular password is rejected
• Must generate an App Password: https://myaccount.google.com/apppasswords
• Requires 2-Step Verification enabled

163.com / 126.com

• Use authorization code (授权码), not account password
• Enable IMAP/SMTP in web settings first

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Dependencies

npm install

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Security Notes

• Config stored at ~/.config/imap-smtp-email/.env with 600 permissions
• File access whitelist limits where attachments can be saved
• Never commit .env files to version control