Positioned as the multi-tool research and bookmarking platform for knowledge workers, Diigo combines web highlighting, sticky-note annotations, screenshot capture, structured outliner, and a shared library across teams used by educators, students, and analysts worldwide. The Diigo affiliate program pays a tiered commission of up to 25% per sale through a five-level network referral structure, with a 30-day cookie, monthly PayPal payouts, and self-serve banners and deeplinks. Diigo is a strong fit for productivity bloggers, research-tool reviewers, edtech YouTubers, and knowledge-management newsletters. The Diigo program is open to creators worldwide with no follower minimum, reviews applications quickly, and supplies pre-built creative assets and a dedicated affiliate dashboard.