40 services carry this tag in their source record. Tags come from the provider, not from us — a tag is a claim about what the service does, not proof that it does it well.
TXT record of dev.<domain>: looks up the dev host under the domain you give (TXT via Cloudflare DoH) and reports whether it exists, its records and TTL. Quick existence check for common hosts like dev without enumerating...
Does dev@<domain> look deliverable? Builds the dev@ address for the domain you give and runs the verifier: syntax, MX presence, mail provider, disposable/free-provider flags, SPF/DMARC presence and a deliverable/risky/no...
Bulk email dev at domain: up to 20 domains in one call, processed concurrently, results in input order with a per-item error field and a failure count. Same answer per item as the single endpoint. Batch enrichment for ag...
Change watch for email dev at domain: runs the check, compares it with the result from your previous call for the same domain (kept 90 days) and returns the current answer, changed true/false, the fields that changed wit...
Is TCP port 4000 (Dev) open on a host? Attempts a connection from Cloudflare's edge and reports open/closed/filtered with the connect time; Cloudflare-fronted hosts are reported as inconclusive because their edge answers...
Is TCP port 5001 (Dev) open on a host? Attempts a connection from Cloudflare's edge and reports open/closed/filtered with the connect time; Cloudflare-fronted hosts are reported as inconclusive because their edge answers...
DNS lookup (A, AAAA, MX, TXT, NS, CNAME, SOA, CAA, SRV, PTR) via DNS-over-HTTPS
Exact conversion between a token's decimal amount and its integer base units (wei, USDC atomic units...) for any decimals 0-36. No floating point. Use it before signing a transfer or reading a balance.
Parses CREATE TABLE statements and returns column names, types, constraints as JSON. Helps agents understand database structure.
DNS lookup (A, AAAA, MX, TXT, NS, CNAME, SOA, CAA, SRV, PTR) via DNS-over-HTTPS
GitHub repository health & intelligence for due-diligence / dependency choice: stars, forks, open issues, watchers, size, language, topics, license, archived/fork flags, and computed signals (days_since_push, age, issues...
Hacker News engagement / dev-sentiment for a project or topic: story count, total & average points and comments, and the top stories (title/url/points/comments/date). From the keyless HN Algolia search API.
Package intelligence across npm / PyPI / crates: latest version, age, release cadence, deprecation/yank, license, and download stats (last day/week/month) with a rising/falling trend. Aggregates the official registry + d...
Top GitHub repositories by language and/or topic (optionally newer than a date), ranked by stars/forks/recently-updated: name, full_name, stars, language, description, url, pushed_at. From the official GitHub Search API.
Typosquat and quality signals for an npm package before installing it: weekly downloads, latest version, license, deprecation notice, repository link, and computed risk flags (low_downloads, deprecated, no_repository, no...
Known-vulnerability check for a software dependency before installing it: queries the OSV.dev database (Google Open Source Vulnerabilities) for npm, PyPI, Go, Maven, crates.io, RubyGems, NuGet or Packagist packages. Retu...