**Data Validator**: Confirms accuracy of data entries.

**HTML Validator**: Checks code for web standard compliance.

**Software Validator**: Ensures software meets specified requirements.

**Regulatory Validator**: Validates compliance with legal standards.

**Conceptual Validator**: Assesses the validity of ideas or theories.

**Test Result Validator**: Verifies outcomes from experimental tests.

**Identity Validator**: Confirms identity verification processes are accurate۔

Confirm the correctness of data or information.

Authenticate a user's identity or credentials.

Approve compliance with regulations or standards.

Establish legitimacy of an argument or claim.

Verify functionality in software applications and systems.

Assess reliability in research findings and methodologies.

Endorse acceptance based on evidence presented.