Connected Papers
A visual map of a research field — find the papers around the one you already know.
Tier 3 ToolsFreemium
Research Database Directory
Every research database, reviewed.
ResearchGate
The academic social network where researchers share papers — and their metrics.
Tier 3 ToolsFree
Zotero
The free, open-source reference manager most researchers already have — and underuse.
Tier 2 ToolsFree
Scite
Citation context, not just citation counts — does the literature support this claim or contradict it?
Tier 2 ToolsSubscription
EndNote
The veteran reference manager, deeply embedded in institutional workflows.
Tier 2 ToolsSubscription