Top tools catalog
Browse 25+ free online utilities on dfacto.ai: JSON, YAML, PDF, data, SEO, AI helpers, and file tools — all in your browser.
devtools
JSON Formatter
Pretty print JSON.
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JSON Minifier
Minify JSON payloads.
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JSON Validator
Validate JSON syntax.
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JSON Diff
Compare two JSON documents.
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YAML to JSON Converter
Convert between YAML and JSON.
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Base64 Encoder/Decoder
Encode/decode strings in base64.
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URL Encoder/Decoder
Encode/decode URL-safe strings.
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Regex Tester
Test regex patterns against sample text.
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Cron Generator
Natural language to cron expression.
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JWT Decoder
Decode JWT payload.
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SQL Formatter
Format SQL queries.
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API Latency Tester
Measure API response time.
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Dockerfile Security Scanner
Detect risky Dockerfile patterns.
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