JSON Formatter and Validator
Formatting & Validation
Format, validate, minify, and inspect JSON safely.
Processed locally in your browser
Browse every planned DevToolbox utility from one typed registry. Filter by category or where processing happens.
Format, validate, and inspect structured data.
5 tools
Translate data between common transport formats.
5 tools
Create identifiers, hashes, and safe sample data.
5 tools
Convert timestamps, dates, zones, and schedules.
5 tools
Compare, transform, and analyze text.
6 tools
Inspect infrastructure configuration and operational data.
9 tools
Understand addresses, URLs, headers, and web behavior.
6 tools
Plan, validate, and debug production AI workflows.
4 tools
Frequently used utilities, ordered by product popularity.
Formatting & Validation
Format, validate, minify, and inspect JSON safely.
Encoding & Decoding
Inspect JWT headers, claims, dates, and token structure.
Encoding & Decoding
Encode or decode UTF-8 text and local files.
The newest entries added to the DevToolbox roadmap.
AI Engineering
Build and compare OpenAI, Anthropic, and MCP tool definitions.
AI Engineering
Estimate tokens, import reviewed model pricing, and compare workload costs.
AI Engineering
Compare document chunking strategies, overlap, offsets, and token estimates.
45 tools found
AI Engineering
Build and compare OpenAI, Anthropic, and MCP tool definitions.
Encoding & Decoding
Encode or decode UTF-8 text and local files.
Comparison & Text
Convert text between common programming case styles.
DevOps & SRE
Inspect a remote TLS certificate and its expiration window.
Comparison & Text
Count characters, words, lines, and byte size.
DevOps & SRE
Calculate network ranges, masks, hosts, and address details.
Date & Time
Build, validate, and explain standard Unix cron expressions.
Date & Time
Calculate precise durations between two dates.
Networking & Web
Query common DNS record types for a hostname.
DevOps & SRE
Inspect Compose files for structure and common mistakes.
DevOps & SRE
Parse, validate, sort, and convert environment variable files.
Generators
Generate non-sensitive sample records for development.
Generators
Create SHA hashes for local text and files using Web Crypto.
Encoding & Decoding
Convert values between common numeric and text encodings.
Encoding & Decoding
Convert reserved characters to and from HTML entities.
Networking & Web
Inspect response headers and common security directives.
DevOps & SRE
Search HTTP response codes and practical explanations.
Date & Time
Parse, normalize, and display ISO 8601 date values.
Comparison & Text
Compare parsed JSON values without key-order noise.
Formatting & Validation
Format, validate, minify, and inspect JSON safely.
Encoding & Decoding
Inspect JWT headers, claims, dates, and token structure.
DevOps & SRE
Validate Kubernetes manifests and common configuration issues.
AI Engineering
Estimate tokens, import reviewed model pricing, and compare workload costs.
DevOps & SRE
Format structured logs and summarize levels and patterns.
Generators
Generate placeholder words, sentences, and paragraphs.
Formatting & Validation
Preview Markdown with a synchronized rendered view.
Networking & Web
Build and inspect encoded URL query parameters.
AI Engineering
Compare document chunking strategies, overlap, offsets, and token estimates.
Generators
Create cryptographically secure passwords with custom rules.
Comparison & Text
Test JavaScript-compatible patterns and inspect matches.
DevOps & SRE
Detect and redact common secrets and personal identifiers.
Formatting & Validation
Format SQL queries for clearer review and debugging.
AI Engineering
Build JSON Schema visually, validate samples, and export provider configurations.
DevOps & SRE
Generate typed Terraform variable and tfvars blocks.
Comparison & Text
Compare two text inputs with clear line-level changes.
Comparison & Text
Sort lines and remove duplicates with predictable options.
Date & Time
Translate a date and time between named time zones.
Date & Time
Convert Unix timestamps and readable dates across zones.
Encoding & Decoding
Encode and decode URL components without a network request.
Networking & Web
Break a URL into protocol, host, path, and parameters.
Networking & Web
Parse browser, operating system, and device information.
Generators
Generate secure UUID v4 values individually or in batches.
Networking & Web
Send sample payloads through a controlled test endpoint.
Formatting & Validation
Format XML documents and identify structural errors.
Formatting & Validation
Validate YAML and convert between YAML and JSON.