Maltego is the most direct competitor to i2, but with a focus on (automated data queries). Unlike i2’s manual data import, Maltego allows analysts to pivot instantly across public data sources (DNS records, social media, dark web forums).
Being web-based, teams can share insights via a browser without needing to email heavy chart files back and forth. 2. DataWalk: Best Enterprise-Class All-in-One Solution i2 analyst notebook alternative
If your primary pain point with i2 is limited visualization, the team at offers advanced features like temporal histograms and geo-analysis. Maltego is the most direct competitor to i2,
For users looking for a more specialized solution for network analysis and visualization, Graphviz is an attractive alternative to the i2 Analyst's Notebook. Graphviz is an open-source tool that enables users to visualize complex networks and relationships using a range of algorithms and layouts. With its flexibility and customizability, Graphviz has become a popular choice among researchers, analysts, and developers. Graphviz is an open-source tool that enables users
Developed by FMS, Sentinel Visualizer is a powerful alternative that often comes at a lower total cost of ownership than i2.
It is highly scalable, handling millions of nodes and edges without the performance lag common in older relational database setups.