Aleph (OCCRP) — Investigative data and case management platform

Maltego Basic — Free spiritual successor of CaseFile, link analysis and case organization tool (freemium)

Obsidian - Obsidian stores notes privately on your device, so you can access them quickly, even offline (freemium)

Data Miner - Data Miner is a Chromium Extension that helps you crawl and scrape data from web pages and into a CSV file or Excel spreadsheet (freemium)

Forensic OSINT - OSINT web capture software (commercial)

Hunchly — Web capture and investigation case management for OSINT (commercial)

OctoParse - no-coding solution for web scraping to turn pages into structured data within clicks (commercial)

Ubikron - Ubikron tracks, enriches, and connects every step of your research, using AI to reveal patterns and keep your investigation moving forward (freemium)

BlackDot Videris - Intelligence platform for OSINT investigations (commercial)

Gephi — Open-source visualization for graphs and networks (free)

i2 Analyst’s Notebook — Commercial link and intelligence analysis (commercial)

Kumu — Relationship mapping and dynamic visualization platform (freemium)

Maltego - OG - one of the best graphical link analysis platforms out there (commercial and free)

Palantir Gotham — Enterprise platform for investigations and intelligence (commercial)

ShadowDragon - OSINT Software Platform for investigation through PAI data collection, link analysis and monitoring (commercial)