Papermark is the Open Source DocSend Alternative. Share your Pitch Deck, Sales Deck and any documents securely. Self-host it, or have it hosted by us. Features include custom domain and real-time analytics.

Papermark for Agents lets AI run your secure data rooms for you. Just ask: build a data room, upload and organize files, create watermarked links, or see which investors actually read your deck. 40+ MCP tools, plus a REST API and CLI. Open source, secure by default, and built for Claude, ChatGPT, Cursor, and your own code.

Papermark AI is your open-source AI document assistant. Ask your document a question, get a quick summary of a sales deck, turn a pitchdeck into an investment memo. Engage with your documents in a completely new way – as an author or recipient.