Email

One address in: breaches, social accounts, DNS and open-web findings fanned into one identity graph. 75 email-OSINT modules, every finding sourced.

Hedwig sends B2B email sequences from the mailboxes you already own and labels every reply. You can control it and analyze your campaigns from Claude...

STXT is a Human-First, indentation-based text language for documents and data: no escape characters, no braces or tags, just indentation.

Not sure an email, text, or link is real? Cluttersignal checks it in Chrome and tells you what it found and what to do next. Try it free for 7 days.

TabMail is an agentic, open-source AI email assistant with zero data retention. Triage, compose, and search your inbox. For iOS and Thunderbird.

Golden Ears · Parseval

Get an email when someone links to your GitHub repositories on X, Bluesky, Reddit, Hacker News, Lobsters, V2EX, Qiita or arXiv. Sign in with GitHub; it...

A free, private email app for macOS, Windows and Linux. Your mail stays on your computer, trackers are flagged, backups are yours, and almost...

Fast, reliable, and affordable email API + SMTP | Helo