# Index Mappings Reviewer

Transform your index performance with intelligent mapping analysis

## Stop Guessing About Mapping Issues

Our Index Mappings Reviewer acts as your personal Elasticsearch and OpenSearch consultant, uncovering potential issues and performance bottlenecks in your index mappings and templates before they impact your users.

## ⚡ Instant Analysis

Comprehensive insights in seconds

Simply paste your index mappings and receive comprehensive insights in seconds. Our advanced analysis engine examines every aspect of your mapping configuration, from field types to analyzer settings, identifying potential issues before they become problems.

-  Lightning-Fast Analysis: Get detailed mapping analysis in under 2 seconds, no matter how complex your mapping is.

-  Complete Validation: Examines field types, analyzers, dynamic mappings, and all mapping settings.

-  Issue Prioritization: Automatically ranks issues by severity so you can focus on critical problems first.

-  Multi-Index Support: Analyze multiple index mappings simultaneously to maintain consistency.

## 🎯 Performance-First Recommendations

Actionable, personalized suggestions

Get actionable, personalized suggestions tailored to your specific mapping structure. Each recommendation comes with a clear explanation of the issue, its potential impact, and step-by-step instructions for resolution.

-  Context-Aware Recommendations: Suggestions based on your actual mapping structure and use case patterns.

-  Impact Analysis: Understand how each mapping choice affects query performance, storage, and memory.

-  Best Practices: Learn industry-standard approaches for mapping design and optimization.

-  Before/After Examples: See concrete examples of problematic mappings and their optimized versions.

## 🚀 Zero Setup Required

No agents, no installations

No agents, no installations—just paste and analyze. Start reviewing your mappings immediately without any infrastructure changes or security concerns. Everything runs in your browser with complete privacy.

-  Instant Access: No registration, downloads, or setup—start analyzing immediately.

-  Browser-Based: Runs entirely in your browser for maximum security and privacy.

-  No Data Stored: Your mappings are analyzed locally and never stored or transmitted.

-  Works Offline: Once loaded, analyze mappings even without an internet connection.

## Common Mapping Issues We Detect

Our analyzer identifies dozens of potential issues across different categories

#### Performance Bottlenecks

Identify field types and settings that could slow down queries or indexing

#### Memory Issues

Detect configurations that could lead to excessive memory usage or fielddata problems

#### Storage Waste

Find redundant fields and settings that unnecessarily increase disk usage

#### Analyzer Problems

Catch misconfigured analyzers, tokenizers, and token filters

#### Dynamic Mapping Risks

Identify dynamic mapping settings that could lead to mapping explosions

#### Best Practice Violations

Spot deviations from Elasticsearch and OpenSearch best practices

## Perfect For

### SREs

Conducting health checks and proactively identifying issues before they cause outages or performance degradation.

### Developers

Optimizing mappings for new use cases and ensuring proper field types and analyzer configurations before deployment.

### DevOps & Platform Engineers

Establishing mapping best practices across their organization and maintaining consistency across multiple teams.

## Ready to Review Your Mappings?

## Join thousands of engineers who've already improved their index performance