File tools that stay on your machine.
No uploads. No accounts. No tracking. Everything runs in your browser using WebAssembly and native APIs.
JSON Formatter
Format, validate, and minify JSON data
Base64 Encode / Decode
Encode text or files to Base64, or decode Base64 back to text
Password Generator
Generate strong, random passwords with custom rules
Timestamp Converter
Convert between Unix timestamps and human-readable dates
JSON to CSV
Convert a JSON array of objects to a downloadable CSV file
URL Encode / Decode
Encode and decode URL-safe strings and query parameters
JWT Decoder
Decode and inspect JSON Web Token headers and payloads
UUID Generator
Generate v4 UUIDs in bulk, with clipboard copy and download
Hash Generator
Generate SHA-1, SHA-256, SHA-384, and SHA-512 hashes from text or files
Word Counter
Count words, characters, sentences, paragraphs, and reading time
Case Converter
Convert text between camelCase, snake_case, kebab-case, Title Case, and more
Lorem Ipsum Generator
Generate placeholder text by paragraph, sentence, or word count
Remove Duplicate Lines
Paste text and instantly remove duplicate lines
Line Sorter
Sort lines of text alphabetically, by length, or randomly
Your files stay on your device
FileFolks uses WebAssembly and browser APIs to process files locally. Nothing is ever sent to a server. You can verify this by checking the Network tab in your browser's developer tools.