I regularly have people ask me about tools I use in my investigations so here’s a comprehensive list:

Cielo - Wallet Tracking (EVM, Bitcoin, Solana, Tron, etc)
TRM - Create graphs for addresses/transactions
MetaSuites - Chrome extension that adds additional data on block explorers
OSINT Industries - email/username/phone lookups
LeakPeek - db lookups
Snusbase - db lookups
Intelx - db lookups
Spur - IP lookups
Cavalier (Hudson Rock) - Infostealer lookups
Impersonator - Chrome extension to spoof login to dApps
MetaSleuth - Similiar to TRM but intended for retail users
Arkham - Multichain block explorer, entity labels, create graphs, alerts
Obsidian - Create flow charts / diagrams
Wayback Machine - archive web pages
Archive Today - archive web pages
Etherscan/Solscan - block explorer for EVM / Solana
Blockchair - bitcoin block explorer
Range - CCTP bridge explorer
Pulsy - bridge explorer aggregator
Socketscan - EVM bridge explorer
Dune - Analytics platform to query blockchain data
Mugetsu - X/Twitter username history & meme coin lookups
TelegramDB Search Bot - Basic Telegram OSINT
Discord[.]ID - Basic Discord account info
CryptoTaxCalculator -Track PNL for an address

Note: I am not paid by these platforms to mention them and do not have referral links to share