All Icons

Streamline 3.0

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Streamline Material

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Iconoir

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Heroicons

Flagpack

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

Warning

Rounded line icon of a triangular warning sign with an exclamation mark. Used for alerts, errors, and safety notices.

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

Sharp line icon of a triangular warning sign with an exclamation mark. Used for alerts and error states.

Clean duotone icon of a cloud above a warning triangle with exclamation mark. Used for weather alerts and cloud service warnings.

Cloud Warning

Dashboard Warning

File Warning

Page Warning

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

Warning Fill

Globe Warning

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

Minimal solid icon of a calendar with an exclamation mark. Used for due dates, calendar alerts, and schedule warnings.

Calendar Warning

Minimal duotone icon of a warning triangle crossed by a diagonal slash. Used for disabled warnings and alert settings.

Warning Off

Rounded solid icon of a warning triangle with an exclamation mark and diagonal slash. Used for muted alerts and warning states.

Clean flat icon of a warning triangle with an exclamation mark and diagonal slash. Used for disabled warnings and muted alerts.

Warning Triangle

Warning Square

Warning Diamond

Rounded colored solid icon of a rounded warning triangle with an exclamation mark. Used for alerts, errors, and warnings.

Warning Circle

Rounded gradient icon of a shield with an exclamation mark. Used for warnings, errors, and security alerts.

Warning Shield

Rounded flat icon of a rounded octagon containing a vertical exclamation mark. Used for warnings and alerts.

Warning Octagon

Clean gradient icon of a rounded warning triangle with an exclamation mark. Used for alerts, warnings, and error states.

Rounded line icon of a warning triangle, exclamation mark, and five vertical sound bars. Used for voice alerts and audio warnings.

Voice Warning

Shield Warning

Clean flat icon of a warning triangle, exclamation mark, and four sound bars. Used for voice alerts.

Rounded line icon of a cloud with an exclamation mark. Used for weather warnings, cloud alerts, and error states.

Folder Warning

Laptop Warning 1

Programming Warning

Sharp colored solid icon of a lightning bolt and warning badge with an exclamation mark. Used for power alerts.

Flash Warning

Rounded solid icon of a lightning bolt beside a warning triangle with an exclamation mark. Used for flash alerts and hazards.

User Warning

Sharp line icon of a database stack with a warning triangle and exclamation mark. Used for database errors and alerts.

Database Warning

Volume Warning

Clean neon icon of a laptop with a warning triangle and exclamation mark. Used for device alerts, system and hardware.

Laptop Warning 2

Desktop Warning

Monitor Warning

Minimal line icon of a warning triangle with exclamation and slash. Used for disabled warnings and alert controls.

Clean solid icon of a laptop with a warning triangle. Used for device alerts, errors, and technical support.

Clean solid icon of a rounded square with a centered exclamation mark. Used for warnings, alerts, and errors.

The Warning Square icon shows a rounded square containing a centered vertical exclamation mark and dot. Drawn in the solid style on a 16px grid, keeping its bold shape clear in compact interfaces. Use it for warning messages, error states, form validation, safety notices, and alert buttons. It belongs to Iconoir Solid free set in the Iconoir family.

<p>Iconoir is a free and open source icon set created by Luca Burgio with clean, consistent design.</p>

Iconoir Solid

<p>Iconoir is a free and open source icon set, created by Luca Burgio</p>

Warning Square is a solid-style Icon from Iconoir Solid set.