
Numerasync | Email Automation Platform
Connect Gmail accounts to automate email sending and track opens and clicks.
@KenziChenBuilds · X
Hey! Developer behind Always looking for feedback to make it better.
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Connect Gmail accounts to automate email sending and track opens and clicks.
@KenziChenBuilds · X
Hey! Developer behind Always looking for feedback to make it better.

Free bulk certificate generator. Upload a template and CSV, create personalized PDFs in your browser, and send them via Gmail. Open source, privacy-first.
@akshatt66612958 · X
Started as a small script. Today, it's MailMyCertificate. 🌍 Open Source 🔒 Privacy First 🆓 Free Forever Generate & email hundreds of personalized certificates in minutes. ⭐ Feedback & GitHub stars are always appreciated. 🔗

Automate cold outreach campaigns across multiple channels with real-time tracking.
@NikolozMuladze · X

Automate email warmup and improve inbox placement for bulk outreach campaigns.
@AppMailpilot · X
if you are doing bulk outreach by emails - lets warmup your emails for lifetime (for only early users) - each time now you don't have to worry about your mails if they are landing in spam go and break servers of

Require unknown senders to solve a CAPTCHA or pay to reach your email and calendar.
felixdoerp · HN
Hi HN, The one thing AI reliably does is generate noise. Half the tools I see launch are just machines for producing more noise across more channels. And people are starting to see this in the form of emails in their inboxes as spam filters are struggling. There used to be a useful signal in email: the effort a sender put into customizing a message was a rough proxy for how relevant it actually was. AI killed that. Now it's customized slop with the appearance of effort with none of the cost. It is painful that the open internet / open channels have been abused like this. Captchainbox applies the idea of proof-of-work to email. If a sender is willing to do a bit of work to reach you, the message is more likely to be worth your time and the sender more likely to be real. The work is a traditional captcha. You can also set a pay-to-deliver amount if you want more friction. The proceeds of the delivery payment after transaction costs go to the Internet Archive and the EFF. The tool curr

Automatically configure email authentication to prevent spoofing and improve inbox delivery.
@okamigenshin · X
Try Authex, for securing your domain and email autonomously.

Automate outbound and inbound communication at scale.
@NobelLabs · X
Try for over 16% cold outreach reply rate, and free leads generation agent , here you get mails that actually solves your leads problem

Email marketing platform for creating campaigns, managing contacts, and tracking results.
@aiw3ndil · X

AI workspace unifying Gmail, WhatsApp, and business tools to manage conversations and automate workflows.
@wrrkai_ · X
This week we're shipping Helping startups and growing businesses manage every customer conversation from one AI-powered workspace.

AI-native email platform for connecting agents to inboxes via MCP, API, and CLI.
@Mailpipe_dev · X
AI-native email with human oversight

Bulk unsubscribe from emails to clean your Gmail or Outlook inbox.
@inboxedcom · X

Create and automate email campaigns with AI, analytics, and Gmail integration.
@Mailneoco · X
- an email marketing platform.