Domain Scan Tools

What it does

Detect domain misconfigurations, email security weaknesses and trust issues before they affect your business. Scan and monitor SPF, DKIM, DMARC, SSL/TLS, HTTPS, HSTS, DNSSEC, uptime, security headers and more from a single dashboard. Receive AI-powered insights, recommendations and automated security analysis to identify issues faster. Built for startups, e-commerce companies, agencies, sysadmins and cybersecurity teams managing one or multiple domains.

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  KIT.domainsMar 2026 · kit.domains · ▲28

  Domain infrastructure monitoring across all registrars

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  CertlyJul 2026 · certly.dev · ▲7

  Know before your SSL, domain, or DNS breaks

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  Email DNS CheckMar 2026

  Diagnose SPF, DKIM and DMARC errors instantly

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  Email Deliverability API & Checker26d ago · web-production-80c77.up.railway.app · ▲2

  Instantly audit SPF, DKIM & DMARC to stop landing in spam.

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  InfraovaJul 2026 · infraova.com · ▲7

  Monitor and secure your email domains, campaigns, and client

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  Email Deliverability Toolkit9d ago · truelist.io · ▲9

  9 free tools to keep your email out of spam

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  Dograh▲592

  The open source VAPI alternative

  Dev tools · 25d ago · dograh.com

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  Meridian▲530

  Don't let your work go unnoticed. Get promoted!

  Dev tools · 20d ago · meridiona.com

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  x1▲516

  Lovable for iPhone apps go from idea to App Store

  Dev tools · 11d ago · x1.new

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  Computable GPU Index (CGI)▲423

  The first open-source price index for GPU compute

  Dev tools · 10d ago · getcomputable.com

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  Open-Source eInk Bike Computer▲406

  OpenTrailPaper is open-source bike computer firmware for the LilyGO T5S3 4.7" E-Paper PRO. It supports offline maps, GPX routes, FIT recording and Bluetooth sensors.

  Dev tools · 2d ago · opentrailpaper.com

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  The GTM Co-Founder▲402

  Open-source GTM skills for technical founders

  Dev tools · 29d ago · gtmcofounder.com

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  Brew ▲905

  Like Claude design for email marketing

  AI · May 2026 · brew.new

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  Kilo Code for VS Code▲897

  Parallel agents, diff reviewer, and multi-model comparisons

  Dev tools · May 2026 · kilo.ai

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  StoreClaw▲805

  Grow your store profits with agents that know how to sell

  AI · May 2026 · storeclaw.ai

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  PollyReach▲796

  Give your agent a real number and voice to make calls.

  AI · May 2026 · pollyreach.ai

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  Needle: We Distilled Gemini Tool Calling into a 26M Model▲776

  Hey HN, Henry here from Cactus. We open-sourced Needle, a 26M parameter function-calling (tool use) model. It runs at 6000 tok/s prefill and 1200 tok/s decode on consumer devices. We were always frustrated by the little effort made towards building agentic models that run on budget phones, so we conducted investigations that led to an observation: agentic experiences are built upon tool calling, and massive models are overkill for it. Tool calling is fundamentally retrieval-and-assembly (match query to tool name, extract argument values, emit JSON), not reasoning. Cross-attention…

  Life & fun · May 2026 · github.com

• FM
  Files.md – Open-source alternative to Obsidian▲730

  Dev tools · May 2026 · github.com