Lolman Tools
Free, fast, and privacy-focused tools that run entirely in your browser.
Text Manipulation (26)
Camel Case Converter
Convert text to camelCase format for programming variable names
Character Counter
Count characters with and without spaces, analyze character frequency and text composition
Duplicate Line Remover
Remove duplicate lines from text while preserving order and providing detailed statistics about removed duplicates
JSON Editor Online
Edit, format, validate, and transform JSON with dual-pane editor interface
Kebab Case Converter
Convert text to kebab-case format for URLs and CSS classes
Line Break Remover
Remove all line breaks and convert multi-line text to single line with customizable options
Line Counter
Count lines in text with detailed line analysis including empty lines, non-empty lines, and line length statistics
Line Sorter
Sort lines alphabetically with multiple sorting options including case sensitivity, reverse order, and custom sorting criteria
Lorem Ipsum Generator
Generate Lorem Ipsum placeholder text with customizable length, format, and styling options
Lowercase Converter
Convert any text to lowercase format instantly
Markdown Editor
Edit markdown with live preview and export to PDF, HTML, and other formats
Online Notepad
A powerful online notepad with Monaco editor featuring syntax highlighting, IntelliSense, and auto-save capabilities for code and text editing
Find PII in Text
Detect and identify Personally Identifiable Information (PII) in text using offline regex-based patterns
Prefix/Suffix Adder
Add custom prefix and/or suffix to each line of text quickly and easily
Reverse Text
Reverse text character by character with options for preserving formatting and handling different text structures
Reverse Words
Reverse the order of words in text while preserving word content and formatting
Sentence Case Converter
Convert text to sentence case with proper capitalization
Online Shared Notepad
Collaborate in real-time with Monaco editor and secure WebRTC peer-to-peer connections. No server storage, complete privacy.
Snake Case Converter
Convert text to snake_case format for programming variable names
Text Diff Checker
Compare two texts and highlight differences with detailed analysis and change tracking
Text Replacer
Find and replace text with advanced options including case sensitivity, whole word matching, and regex support
Text Splitter
Split text by delimiter with advanced options for handling different data formats and structures
Title Case Converter
Convert text to Title Case format following proper capitalization rules
Uppercase Converter
Convert any text to UPPERCASE format instantly
Whitespace Remover
Remove extra whitespaces, tabs, and normalize text formatting with multiple cleaning options
Word Counter
Count words, characters, sentences, and paragraphs in your text with detailed statistics