# Formatter

Formatter Developer Tools

Free browser-based formatter developer tools. 25 tools — no installs, no sign-ups, open and use instantly.

25 tools available
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JSON Lines Formatter
Format NDJSON and JSONL files
🔐
PEM Formatter
Format PEM certificates and keys
📝
Sentence Counter
Count sentences in text
📝
Paragraph Counter
Count paragraphs in text
📝
Keyword Extractor
Extract repeated keywords from text
📝
Stopword Remover
Remove common stopwords from text
📝
N-gram Generator
Generate n-grams from text
📝
Text Normalizer
Normalize punctuation and spacing
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📝
Unicode Normalizer
Normalize Unicode text forms
📝
Diacritics Remover
Remove accents from characters
📝
Title Case Formatter
Convert text to title case
📝
CSV Delimiter Detector
Detect CSV delimiters automatically
📝
Text Column Aligner
Align plain-text columns neatly
📝
List Cleaner
Clean messy copied lists
📝
Bullet Converter
Convert text to bullet lists
📝
Text Fingerprint Generator
Generate text fingerprints
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📝
Duplicate Paragraph Remover
Remove repeated paragraphs
📝
Line Wrap Tool
Wrap text to a target line length
📝
Text Chunker
Split long text into chunks
📝
Reading Level Estimator
Estimate text readability
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📝
Case Style Converter
Convert text between naming styles
🔧
Release Notes Formatter
Format release notes cleanly
🌐
MAC Address Formatter
Format MAC addresses consistently
🤖
Prompt Markdown Formatter
Format prompts for documentation
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JSON Formatter
Format & validate JSON instantly