FormatForge Collections

Data Conversion Tools Online Free

Convert data between JSON, CSV, Excel and YAML formats online. This collection includes free tools for JSON to Excel, Excel to JSON, CSV to JSON, JSON to CSV, YAML to JSON and JSON to YAML conversion.

JSON to Excel

Convert JSON data into Excel XLSX format with nested JSON, arrays and multi-sheet export support.

JSON to Excel, JSON to XLSX, nested JSON to Excel

Excel to JSON

Convert Excel XLSX spreadsheets into structured JSON with nested object and array support using dot notation.

Excel to JSON, XLSX to JSON, nested Excel to JSON

CSV to JSON

Convert CSV files or pasted CSV text into clean JSON arrays for APIs, apps and databases.

CSV to JSON, CSV parser, CSV to JSON array

JSON to CSV

Convert JSON arrays and API responses into Excel-ready CSV with nested object flattening support.

JSON to CSV, JSON array to CSV, API JSON to CSV

YAML to JSON

Convert YAML configuration files into JSON for DevOps, Kubernetes, Docker Compose and app workflows.

YAML to JSON, Kubernetes YAML to JSON, DevOps YAML

JSON to YAML

Convert JSON data into YAML for Kubernetes, Docker Compose, CI/CD pipelines and DevOps configuration.

JSON to YAML, JSON YAML converter, YAML generator

JSON, CSV, Excel and YAML Conversion

Developers, analysts and business users often need to move data between formats. API responses are usually JSON, spreadsheets are commonly Excel or CSV, and DevOps configuration files are often YAML. FormatForge data conversion tools help convert between these formats quickly in the browser.

JSON and Excel Conversion Tools

Convert JSON to Excel for reporting, audits and business analysis. You can also convert Excel to JSON for API payload generation, database imports, application configuration and structured data workflows.

JSON to Excel Converter Excel to JSON Converter

CSV and JSON Conversion Tools

CSV files are common in exports from databases, spreadsheets and business software. Convert CSV to JSON for applications and APIs, or convert JSON to CSV for Excel, Google Sheets and reporting tools.

CSV to JSON Converter JSON to CSV Converter

YAML and JSON Conversion Tools

YAML is widely used in Kubernetes, Docker Compose, GitHub Actions, Azure DevOps, Helm and Ansible. Convert YAML to JSON for structured inspection, or convert JSON to YAML for DevOps configuration files.

YAML to JSON Converter JSON to YAML Converter

Popular Use Cases

✓ Convert API JSON responses to Excel reports
✓ Generate JSON from Excel spreadsheets
✓ Convert CSV exports into JSON arrays
✓ Export JSON arrays to CSV for Excel
✓ Convert Kubernetes YAML to JSON
✓ Convert JSON configuration into YAML
✓ Prepare data for APIs, databases and dashboards
✓ Clean and transform structured business data

Related Collections

JSON Tools Collection Developer Tools Collection JSON Studio YAML Studio

Frequently Asked Questions

What are data conversion tools?

Data conversion tools help transform data from one format to another, such as JSON to Excel, Excel to JSON, CSV to JSON, JSON to CSV, YAML to JSON and JSON to YAML.

Can I convert JSON to Excel online?

Yes. FormatForge provides a free JSON to Excel converter with support for nested JSON, arrays and multi-sheet export.

Can I convert Excel to JSON with nested objects?

Yes. FormatForge Excel to JSON supports nested objects and arrays using dot notation columns such as customer.name and orders.0.product.

Can I convert CSV to JSON?

Yes. CSV files and pasted CSV text can be converted into JSON arrays online.

Can I convert YAML and JSON?

Yes. FormatForge includes YAML to JSON and JSON to YAML converters for DevOps and application configuration workflows.

Are FormatForge data conversion tools free?

Yes. FormatForge data conversion tools are free to use online.

Does FormatForge store my data?

Most FormatForge conversion tools process data locally in your browser and do not upload pasted content to a server.