SenderSignal

What it does

SenderSignal is a real-time email deliverability and sender reputation monitoring platform. It tracks IPs and domains for blacklist listings, reputation changes, and issues with SPF, DKIM, DMARC, DNS, and TLS. Automated alerts through Slack, email, and webhooks help teams resolve problems quickly, protect sender reputation, improve inbox placement, and prevent campaign disruptions.

Build inbox trust with Inbox Boost, monitor 45+ blacklist and reputation sources, and test where your emails land across Gmail, Microsoft 365, Yahoo, Zoho, and AOL.

You add a domain. We do the rest , including your DNS. Then monitoring watches 45+ sources and placement testing proves where your mail lands. Mailbox providers filter mail from a domain they have no history with. Inbox Boost builds that history, so the filters stop guessing and start trusting. You add the domain; the sending server and the DNS are ours to set up. Without Inbox Boost, the same ten emails land 2 in Primary and 8 in Spam. With Inbox Boost, all 10 reach Primary and 0 go to Spam. The emails are identical; the only difference is the sending reputation of the domain. Illustrative, but this is genuinely how filtering works: until a domain earns reputation, the filters win. 45+…from sendersignal.com

• 
  MailerCheck 2.02023 · mailercheck.com · ▲145

  All-in-one email deliverability platform for businesses

• 
  Mailcastr2017 · bulletbusiness.com · ▲363

  Create email signature that can track your emails

• 
  Mailwarm 2.0Jun 2026 · mailwarm.com · ▲676

  The email warmup tool, upgraded for deliverability.

• 
  MailTester.AI2025 · mailtester.ai · ▲327

  Forward an email and get an AI deliverability report in 30s

• 
  Emailee2024 · emailee.io · ▲455

  Create custom signatures and banners for your email

• 
  Mail Tester2016 · mail-tester.com · ▲309

  Test the spamminess of your email

• 
  Spira Maxima▲578

  Video model that turns script into viral social media videos

  AI · 18d ago · spira.ai

• 
  Rill Browser▲540

  The browser where Claude Code and Codex work beside you

  AI · 17d ago · rill.love

• 
  Germany's new sovereign AI model Kolibri▲424

  Kolibri is Aleph Alpha

  AI · 19d ago · tej.as

• 
  Giving Opus 5.5 a simulated paint canvas▲392

  Paintings by AI models: programs run through a simulation of oil paint.

  AI · 21d ago · stillwet.art

• 
  PixVerse R2▲381

  A real-time world model you can explore and change

  AI · 29d ago · world.pixverse.video

• 
  Hemory▲381

  Keep listening. Searchable memory for your AI agents.

  AI · 30d ago · hemory.com

• 
  An e-ink frame that hears birds and draws them as 1800s illustrations▲2,389

  E-ink bird frame for Raspberry Pi - real-time bird detection by audio, fully local AI, rendered as real, hand-cut 1800s bird illustrations. - arnegiacomo/fugleramme

  AI · Sep 2026 · github.com

• WI
  What if the speed of light was 5 km/h?▲629

  Special relativity simulator in which light crawls along at a human speed, so Lorentz contraction, aberration and Doppler shift happen at walking pace.

  Life & fun · Sep 2026 · rivendell.dmitrybrant.com

• 
  Jev▲544

  Fast, structured AI decisions for software automation

  AI · Sep 2026 · console.typesafe.ai

• 
  ReSO AI▲510

  Get discovered & recommended when customers ask AI

  AI · Sep 2026 · resollm.ai

• 
  Kilo Code for iOS and Android▲498

  Start coding agents, control sessions, review PRs. Anywhere.

  Dev tools · Sep 2026 · kilo.ai

• 
  AINA▲497

  Find your job search blind spots with an AI coach

  AI · Sep 2026 · aina-tech.io