If you need link analysis but don't have the budget for i2, consider these alternatives:
The full version of i2 Analyst's Notebook is . IBM divested the product in 2022 to Harris Computer Corporation (i2 Group) . However, you can access specific free components:
: While primarily a note-taking app, its "Canvas" feature allows users to visually link data points, making it a lightweight, free alternative for basic mapping. Warning on Unofficial Downloads