The best open-source Documents Esign tools, curated: 3 in the registry, including Coneshare, Documenso, SwiftCPQ. Every tool is open-source; each entry lists license, self-hostability, and links.
Coneshare· tool, 2026-09-13 MIT-licensed, self-hosted alternative to DocSend and virtual datarooms: an access-control, engagement-analytics and workflow layer over files that never leave your existing storage (Nextcloud, Google Drive, Dropbox) — down to page-by-page reading time and video playback. Early-stage, and effectively the only open-source entrant in digital-sales-room reading.
Documenso· tool, 2026-09-03 Modern DocuSign alt; no external PRs