sendnow

Open-source comparison matrix, feature benchmark, and TCO calculator evaluating DocSend alternatives and modern virtual data rooms in 2026.

Executive viewer engagement dashboard visualizing document read rates, slide drop-off funnels, dwell-time heatmaps, and session metrics.

Visual PDF agreement gate and electronic signature stamp engine with tamper-evident audit trail logging.

Static open-source Investor Data Room template with standardized folder hierarchy, NDA clickwrap gate, and manifest generator.

Diagnostic linter for startup pitch decks evaluating slide count, file size bloat, confidentiality notices, and investor scanability.

Zero-dependency client-side document viewer analytics engine tracking per-page dwell time, scroll depth, and drop-off rates.

Interactive legal template generator for Unilateral and Mutual Non-Disclosure Agreements tailored for startup fundraising and due diligence.

Zero-dependency client-side and CLI dynamic watermarking engine for stamping confidential documents with viewer email, IP, and timestamps.

Reference implementation for secure document access control featuring HMAC-SHA256 signed URLs, expiring tokens, view counters, and revocation kill-switches.

Developer cookbook and working recipes in Node.js, Python, and cURL for programmatic zero-trust document dispatch and webhook event ingestion.