ShareDoc - Best Free Online Document Editor & Free JSON Mock API Generator
Welcome to ShareDoc (sharedoc.dev), the all-in-one developer workspace and productivity suite for editing, validating, formatting, and collaborating on JSON, XML, YAML, CSV tables, Excel spreadsheets, and Markdown Text documents in real time.
Free Online Developer Tools & Editors
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Best Online JSON Editor & Formatter: Prettify JSON with standard 2 spaces, minify payloads, navigate nested structures in an interactive Tree Viewer, and validate syntax with exact line/column error detection.
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Free JSON Mock API (GET & POST): Instantly turn any JSON document into a live public mock REST API endpoint. Test GET, POST, PUT, DELETE, and PATCH requests, simulate network delays, and define conditional mock response rules.
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Best Online XML Editor & Tree Viewer: Validate XML tags, view structured node trees, format XML documents, and convert XML to JSON bi-directionally.
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Best Online YAML Editor & Validator: Real-time YAML syntax checking, indentation error locators, 2-space/4-space auto-formatting, and one-click YAML to JSON conversion.
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Best Online CSV Editor & Viewer: Inspect and edit comma-separated data in an interactive spreadsheet table grid or raw text view. Convert CSV rows to JSON objects.
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Best Online Excel Spreadsheet Editor: Execute arithmetic formulas (=SUM, =AVERAGE, arithmetic operations), manage rows and columns dynamically, and export clean XLSX files.
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Collaborative Text & Markdown Editor: Real-time collaborative notepad with regex search/replace, line counts, word statistics, and 15-day auto-expiring links.
Why Choose ShareDoc for JSON Mock APIs & Document Editing?
- 100% Free & No Registration Required: Start editing or generating mock APIs immediately without creating an account.
- Real-Time Live Collaboration: Share a 6-digit URL with colleagues for instant simultaneous multi-user editing.
- Privacy-First 15-Day Retention: Documents automatically expire after 15 days of inactivity, keeping your snippets clean and private.
- Two-Way Converters & Type Generators: Convert between XML and JSON, YAML and JSON, and generate TypeScript interfaces, Go structs, and Python Pydantic models in seconds.
Frequently Asked Questions (FAQs)
How do I create a free online GET/POST mock API?
Open the JSON Editor, paste your mock data, click the "Mock API" button, and copy your generated endpoint URL. You can immediately make GET and POST requests from curl, Postman, or frontend code.
Is ShareDoc free for commercial and personal use?
Yes, all ShareDoc tools—including the JSON Editor, CSV Table Grid, Excel Spreadsheet, and Mock API server—are completely free to use.
Explore Developer Tools & Legal Policies
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