Watermark Cloud using cURL
Add watermark text to spreadsheet files using our powerful API. Supports Excel (.xlsx, .xls, .xlsm), CSV (.csv), TSV (.tsv), Apple Numbers (.numbers), and more. Upload your file and specify the watermark text and color—ideal for branding, versioning, or document control. Fast, secure, and developer-friendly. Stamp your data with one simple call.
Automate spreadsheet watermarking using cURL and our cloud-based API. Whether you're working with Excel (.xlsx, .xls, .xlsm), CSV (.csv), TSV (.tsv), or Apple Numbers (.numbers), this solution lets you upload a file and embed custom watermark text—all with a simple command-line call. You can specify both the text and its color using form parameters. Ideal for developers, analysts, and DevOps teams, cURL offers a lightweight, scriptable way to brand and protect spreadsheet content without relying on GUIs or browser-based tools.
With cURL, you can integrate spreadsheet watermarking into shell scripts, CI/CD pipelines, or remote server workflows. Upload files via multipart/form-data and pass watermark parameters—all from your terminal. This method ensures fast, secure, and scalable document stamping with minimal dependencies.
Key Features
Command-line simplicity: Use cURL to send spreadsheet files directly to our cloud API for watermarking. No SDKs, wrappers, or GUIs—just stamped content with a few lines of terminal code. Ideal for automation, scripting, and remote operations.
Custom watermarking: Pass watermark text and color using form fields. Supports both hex and RGB formats for flexible styling.
Seamless integration: Easily embed into CI/CD workflows, cron jobs, or shell scripts. cURL’s cross-platform compatibility makes it perfect for Linux, macOS, and Windows environments.
Secure and scalable: All file transfers are encrypted, and the API scales from small watermark jobs to enterprise-grade branding pipelines. Stamp spreadsheet content at speed with full control over headers, tokens, and responses.
Live Demos
You can try the Watermark Cloud API using the cURL command
curl -X POST "https://api.sheetize.cloud/watermark" \
-F "UploadFileRequest.File=@/path/to/spreadsheet-file.xlsx" \
-F "AppRequest.WatermarkText=Confidential" \
-F "AppRequest.WatermarkColorHex=#FF0000" \
-F "AppRequest.WatermarkColorRGB=255,0,0"
Usage Notes:
AppRequest.WatermarkText→ The text to be stampedAppRequest.WatermarkColorHex→ Hex color code (e.g.,#FF0000)AppRequest.WatermarkColorRGB→ RGB values (e.g.,255,0,0)- Supports Excel, CSV, TSV, Numbers, and more
