Invisible cryptographic watermarks for source code and documents. Prove IP ownership instantly via REST API.
One API call to watermark files. No SDK required.
# Apply watermark to source code curl -X POST https://watermark.epochcore.io/api/watermark \ -H "X-API-Key: your_api_key" \ -H "Content-Type: application/json" \ -d '{ "file_content": "base64_encoded_content", "filename": "app.ts", "metadata": { "owner": "Acme Corp", "project": "Internal Tool" } }' # Response { "success": true, "watermark_id": "wm_a1b2c3d4e5f6", "verification_url": "https://watermark.epochcore.io/verify/wm_a1b2c3d4e5f6", "watermarked_content": "base64_watermarked_file", "timestamp": "2025-12-12T00:34:00Z" }
Start free. Scale as you grow. No hidden fees.
Cryptographic signatures embedded in code comments. Invisible to users, verifiable by you.
Zero visible changesAuto-watermark every commit. Install once, protect forever. Works with any repository.
One-click setupVerify ownership in milliseconds. Generate court-admissible reports for IP disputes.
Legal complianceWatermark thousands of files in one request. Process entire codebases or document libraries.
High throughputFull history of all watermarked files with timestamps, metadata, and verification logs.
SOC 2 readyFull-featured REST API with webhook notifications. Integrate with any workflow.
Developer friendlyConnect with the tools you already use
Automatic billing, subscription management, and usage-based pricing
ActiveSync watermark records to your Notion workspace automatically
ActiveAuto-watermark every commit in your repositories
ActiveEdge deployment with global CDN and Workers
ActiveStart with 25 free watermarks. No credit card required.
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