Action Based

Formatting

Object Based

Streamline 3.0

Ultimate

Core

Flex

Sharp

Plump

Micro

Freehand

Streamline Material

Nova

Cyber

Streamline Vault

Logos

Pixel

Google Material

Tabler

Remix

Feather

Iconoir

Carbon

Solar

Lucide

Brand Logos

Bootstrap

Atlas

Unicons

Ionic Icons

Phosphor

MingCute

Font Awesome

Majesticons

Mynaui

Radix

Heroicons

Flagpack

Rounded flat icon of three horizontal bars with a blue X above the top bar. Used for data errors and failed imports.

Data Error

Sharp solid icon of a domed siren with three alert rays. Used for police, emergency alerts, and notifications.

Siren Police Emergency

Clean line icon of a triangular warning sign with an exclamation mark. Used for alerts, errors, and warnings.

Warn 128

Clean line icon of a warning triangle with an exclamation mark. Used for alerts, errors, and caution notices.

Warn 32

Clean line icon of a warning triangle with an exclamation mark. Used for alerts, errors, and caution messages.

Warn 64

Rounded duotone icon of two exclamation marks with vertical bars and dots. Used for medium-priority alerts.

Alert Priority Medium

Bold solid icon of a rounded square alarm with a center circle, four curved marks, and a dot. Used for CO alarms.

Carbon Monoxide Alarm

Sharp solid icon of circular opposing arrows around an exclamation mark. Used for sync warnings, refresh errors.

Triangle Arrow Synchronize Warning

Clean duotone icon of a code document with symbols and warning triangle. Used for code errors and developer tools.

File Code Warning

Rounded flat icon of a shield with a centered exclamation mark. Used for warnings, security alerts, and protection notices.

Warning Shield

Playful creative icon of a speaker with warning triangle and exclamation mark. Used for sound alerts.

Volume Control Warning

Clean duotone icon of a building with a warning triangle. Used for property alerts, inspections, and building issues.

Real Estate Action Building Warning

Rounded flat icon of a flame behind a warning droplet with an exclamation mark. Used for heat and fire alerts.

Heat Alert

Rounded line icon of two tall bars above two short bars. Used for alert priority, notification severity, and status indicators.

Rounded solid icon of a black rounded triangle with a white lightning bolt. Used for hazard warnings and dangerous zones.

Dangerous Zone Sign

Clean hybrid solid and line icon of two circular arrows around an exclamation mark. Used for sync warnings and refresh errors.

Rounded hybrid solid and line icon of a shield outline with an exclamation mark. Used for warnings, alerts, and security.

Rounded duotone icon of an octagon with an exclamation mark. Used for warnings, errors, alerts, and caution messages.

Warning Octagon

Clean hybrid solid and line icon of a rounded square outline with an exclamation mark. Used for warnings and alerts.

Warning Square

Bold solid icon of an outlined heart with a warning triangle and exclamation mark. Used for love warnings and caution states.

Love It Warning

Rounded gradient icon of a filled circle with a white exclamation mark. Used for warnings, alerts, and error states.

Warning Circle

Sharp solid icon of an oval chat bubble with a white exclamation mark. Used for warnings, alerts, and support messages.

Chat Bubble Oval Warning

Rounded duotone icon of a white X inside a blue rounded octagon. Used for close, cancel, delete, and error states.

Dangerous

Bold solid icon of a seated person on a toilet with a circle slash and smoke marks. Used for restroom no-smoking signs.

No Smoking Toilet

Clean line icon of a shield outline with a centered exclamation mark. Used for warnings, alerts, and security issues.

Shield Warning

Clean hybrid solid and line icon of a cloud with an exclamation mark. Used for weather alerts and warnings.

Cloud Warning

Sharp hybrid solid and line icon of an octagon outline with a centered exclamation mark. Used for warnings and alerts.

Rounded solid icon of a filled speaker shape beside an exclamation mark. Used for volume warnings and sound alerts.

Volume Warning

Clean hybrid solid and line icon of an oval chat bubble with an exclamation mark. Used for warnings, alerts, and error states.

Clean line icon of a user silhouette beside a warning triangle with exclamation mark. Used for user alerts.

Single Neutral Actions Warning

Rounded solid icon of a key beside an exclamation mark. Used for VPN access alerts and security warnings.

Key Access Vpn Alert

Rounded hybrid solid and line icon of a vertical exclamation mark. Used for low-priority alerts, notices, and warnings.

Alert Priority Low

Rounded flat icon of a virus in a circle with a diagonal slash. Used for antivirus and malware protection.

Virus Antivirus

Clean line icon of a bell outline with a plus sign. Used for adding notifications and alert settings.

Add Bell Notification

Clean flat icon of a user silhouette with an exclamation mark. Used for account warnings, alerts, and profile issues.

User Warning

Rounded duotone icon of an exclamation mark inside a circle. Used for warnings, alerts, and status messages.

Rounded hybrid solid and line icon of an octagon outline with an exclamation mark. Used for warnings and alerts.

Sharp flat icon of a shield with a centered exclamation mark. Used for warnings, security alerts, and protection status.

Rounded gradient icon of an oval chat bubble with an exclamation mark. Used for warning messages and alerts.

Clean duotone icon of a man silhouette beside a warning triangle. Used for user alerts and account warnings.

Single Man Actions Warning

Clean hybrid solid and line icon of a database with an alert triangle. Used for database errors and warnings.

Database Alert

Clean line icon of a flag with a cog overlapping its lower right. Used for CRM campaigns, campaign management, and settings.

Customer Relationship Management Campaign Management Flag Cog

Rounded solid icon of a diamond with an exclamation mark. Used for warnings, alerts, and error states.

Warning Diamond

Rounded solid icon of a filled octagon with an exclamation mark. Used for warnings, alerts, and error states.

Clean creative icon of a two-tone yellow circle with an exclamation mark and side arcs. Used for car alerts.

Car Dashboard Warning

Sharp solid icon of a white exclamation mark in a black square. Used for warnings, alerts, and errors.

Rounded flat icon of a bell with a dome, clapper, base, and alert rays. Used for alarms, alerts, and reminders.

Alarm

Sharp solid icon of a filled warning triangle with an exclamation mark. Used for alerts, errors, and caution states.

Warning Fill

Rounded Plump Line icon of a user silhouette beside an exclamation mark. Used for account warnings and user alerts.

Rounded solid icon of a shield with an exclamation mark. Used for warnings, security alerts, and protection notices.

The Warn 64 icon shows a bold triangular outline containing a centered exclamation mark. Drawn in the line style on a 16px grid for clear, structured scaling in interfaces. Use it for alerts, errors, warnings, caution messages, and validation states. It belongs to IBM free set in the IBM family.

<p>IBM Design Icons is a free and open source icon set, created by IBM Design</p>

IBM Design Icons is a free and open source icon set, created by IBM Design

Warn 64 is a line-style Icon from IBM set.

The Warn 64 icon shows a bold triangular outline containing a centered exclamation mark. Drawn in the line style on a 16px grid for clear, structured scaling in interfaces. Use it for alerts, errors, warnings, caution messages, and validation states. It belongs to IBM free set in the IBM family.