ProtonMail users (M) alternatives
6 tools in the catalogue cover the same ground as ProtonMail users (M) and can replace it depending on the need. Each one is reachable, re-checked daily, and listed with its pricing.
- Amazon Usernames (M)freeGoogle dork that searches Amazon.com for pages associated with a specific username, surfacing public profiles, wishlists, and reviews.
- Github User (M)freeQueries the GitHub public Events API to retrieve a user's recent public activity, including pushes, pull requests, issues, and other repository events.
- ProtonMail Domains (M)freeQueries ProtonMail's HKP key server with a full email address to check for a PGP public key. Useful for identifying ProtonMail users on custom domains.
- Tinder Usernames (M)freeAccesses a Tinder user's public web profile via their username. The gotinder.com domain redirects to tinder.com.
- KeybasefreePlatform for cryptographic identity verification, linking social media accounts, PGP keys, and cryptocurrency addresses to a single profile. Acquired by Zoom in 2020 but still operational.
- MIT PGP Key ServerfreeMIT PGP Public Key Server for searching, submitting, and removing PGP public keys. Look up keys by name, email, or key ID to find associated cryptographic identities.
ProtonMail users (M)
Username
Also written ProtonMail users, Proton Mail users, ProtonMailusers
Queries ProtonMail's HKP-compatible PGP key server to look up the public key for a ProtonMail username. A successful response confirms the account exists.
RECOMMENDED USE
Confirming whether a ProtonMail username exists and retrieving its PGP public key
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ProtonMail Domains (M)
UsernameQueries ProtonMail's HKP key server with a full email address to check for a PGP public key. Useful for identifying ProtonMail users on custom domains.
GitFive (T)
UsernameOSINT CLI tool for investigating GitHub profiles. Tracks username/name history, maps emails to accounts, extracts SSH public keys, and exports findings as JSON.
Linkook
UsernameDiscovers linked and connected social accounts from a single username by recursively analyzing profile responses for cross-platform references. Exports relationship graphs in Neo4j-compatible format for visual investigation.
MIT PGP Key Server
UsernameMIT PGP Public Key Server for searching, submitting, and removing PGP public keys. Look up keys by name, email, or key ID to find associated cryptographic identities.
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