Choose a conversion
Select the format you want to convert from and to — all free, all in your browser.
CSV → JSON
Convert spreadsheet data to a JSON array of objects.
JSON → CSV
Flatten a JSON array into a comma-separated spreadsheet.
CSV → TSV
Convert comma-separated files to tab-separated format.
TSV → CSV
Convert tab-separated data to standard CSV format.
JSON → XML
Convert JSON objects to well-formed XML markup.
XML → JSON
Parse XML markup and convert it to a JSON structure.
JSON → YAML
Convert JSON configuration to clean YAML format.
YAML → JSON
Convert YAML config or data files into JSON format.
Markdown → HTML
Render Markdown documents into full HTML pages.
HTML → Markdown
Strip HTML tags and convert content to clean Markdown.
HTML → Plain Text
Remove all HTML tags and extract readable plain text.
JSON Formatter
Prettify or minify JSON — fix indentation instantly.
Text → CSV
Convert line-by-line text into a structured CSV file.
CSV → Markdown Table
Turn CSV data into a formatted Markdown table.
Text → Base64
Encode any text to Base64 format instantly.
Base64 → Text
Decode Base64 strings back to readable plain text.
CSV → JSON
Convert spreadsheet data to JSON
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Free online file converter — no account required
iMergeFiles gives you 16 free browser-based conversion tools covering the most common data and document formats. Whether you need to convert CSV to JSON for an API, transform Markdown to HTML for a website, or reformat JSON as YAML for a config file — it's all here, instant, and private.
All conversions run entirely inside your browser. Your files are never sent to any server.
CSV ↔ JSON conversion
Convert spreadsheet exports to JSON arrays for use in APIs, databases, and JavaScript applications.
JSON ↔ XML conversion
Translate between JSON and XML — essential for working with legacy systems, SOAP APIs, and configuration files.
Markdown ↔ HTML
Render Markdown to HTML for web publishing, or strip HTML back to clean Markdown for documentation.
YAML ↔ JSON
Switch between YAML and JSON config formats for Docker, Kubernetes, CI/CD pipelines, and more.
How to convert files online — 3 steps
From paste to download in seconds.
Choose a conversion
Pick the format pair you need from the grid above.
Paste or drop your file
Type directly into the input panel, paste text, or drop a file.
Copy or download
Click Convert and download your converted file instantly.