FREE · CLIENT-SIDE · NO LOGIN · NO UPLOAD

File, data, encoding & text tools for people with actual problems.

CSV, JSON, YAML, Base64, URL encoding, SHA-256, UUIDs, timestamps, passwords, markdown, and text cleanup. Runs in your browser. Your data stays local. Revolutionary concept, apparently.

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Tool index

CSV to JSONJSON to CSVCSV to MarkdownJSON formatterYAML ↔ JSONBase64URL encode/decodeSHA-256UUIDTimestampPassword generatorHTML escapeRegex testerLine toolsCase converterWord counterMarkdown preview

CSV to JSON converter

Paste CSV with headers. Get clean JSON without uploading your spreadsheet sludge.

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JSON to CSV converter
Turn an array of flat JSON objects into CSV. Nested objects are stringified because reality is rude.
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CSV to Markdown table
Convert CSV into a Markdown table for docs, README files, issues, and other places tables go to cosplay as productivity.
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JSON formatter / validator
Paste ugly JSON. Get formatted JSON or a useful error instead of silent suffering.
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YAML to JSON / JSON to YAML converter
A small client-side converter for simple config-shaped YAML/JSON. Handles common objects, arrays, strings, numbers, booleans, and nulls.
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Base64 encode / decode
Encode or decode UTF-8 text locally. If you paste secrets into random websites, that is between you and your threat model goblin.
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URL encode / decode
Encode query strings, decode percent-escaped URLs, and stop manually counting `%20` like a Victorian clerk.
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SHA-256 hash generator
Generate a SHA-256 hash in the browser with Web Crypto. Text only for now; file hashing can come later if traffic earns it.
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UUID generator
Generate UUID v4 values. For databases, fixtures, test data, and other moments when humans should not invent IDs.


    
Unix timestamp converter
Convert Unix timestamps to ISO dates and ISO/local dates back to Unix seconds and milliseconds.


    
Password generator
Generate random passwords locally. No storage. No account. No clipboard exfiltration circus.


    
HTML escape / unescape
Escape HTML entities for snippets and docs, or unescape them when some CMS has vomited `<` at you.
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Regex tester
Test JavaScript regular expressions against text. Highlights matches as lines because full regex IDEs are overkill for quick checks.
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Line sorter / empty line remover
Sort lines, remove blank lines, trim whitespace, or deduplicate. Tiny janitor for text-shaped mess.
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Duplicate line remover
Removes blank lines and duplicate lines case-insensitively while keeping first occurrence order.
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Text case converter
Convert text into slug, snake, camel, title, upper, and lower case.
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Word and character counter
Fast counts for drafts, bios, ads, prompts, and other text-shaped nonsense.
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Markdown preview / Markdown to HTML
Paste markdown, preview it, and copy basic HTML. Browser print → save as PDF still works because boring tools win.
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Need batch tools?
The free tools stay free. For heavier work, VXRGE can offer an offline batch bundle: process files locally, save presets, run repeat conversions, and avoid pasting the same thing 40 times like a cursed office intern.
Ask about batch toolsUse free tools