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DemoForge
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Sovereign SEO
Free Tools
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Base64
Binary ⇄ Hex
Case Converter
Character Counter
Diff Checker
Duplicate Remover
HTML Entities
JSON Formatter
Lorem Ipsum
Markdown
Notepad
Number to Words
Password Generator
Reverse Text
Roman Numeral
Text Repeater
URL Encoder
Whitespace Remover
Word Counter
Word Frequency
🟢 AgentArena
🔴 ColdForge
💜 DemoForge
🟠 LaunchLoom
🔵 PromptForge
🟣 SkillSmith
⚙️ Sovereign SEO
Duplicate
Remover
Remove duplicate lines instantly. Keeps the first occurrence, optional sorting.
Ignore case
Trim whitespace
Remove empty lines
Sort result
Remove Duplicates
Paste
Sample
Copy
Clear
Input
Output
0
Total lines
0
Unique
0
Duplicates
0
Removed