tokenguard

Stack Exchange question search with score, answer count and whether an answer was accepted

IP geolocation via ipwho.is. Returns country, region, city, lat/lon, timezone, ASN, ISP. Pass empty string to geolocate caller IP.

Knowledge search via Wikipedia + DuckDuckGo Instant Answer. Returns article summaries, snippets, factual entities. Great for AI agent knowledge lookups.

Fediverse posts: search any Mastodon instance or read its public timeline, with author, engagement and hashtags

Country reference data: capital, region, population, area, currencies, languages, calling code, timezones and borders

Chainlink oracle feeds: current answer, decimals and last-update age.

Blockchain TVL overview — all 469+ chains ranked by total value locked with token symbol and chain ID (DeFiLlama).

Pairwise price correlation between assets over a chosen window.

Book search over Open Library: title, authors, first publication year, subjects, ISBNs and edition count

Certificate-transparency history for a domain (crt.sh) — every TLS certificate issued, which doubles as subdomain discovery

Place name to coordinates, or coordinates to address (OpenStreetMap Nominatim), with country and feature type

Public holidays for a country and year (ISO-2 code) — what a scheduling agent needs before proposing a date

Biomedical literature search over PubMed (NCBI, 37M+ citations): titles, journals, authors, dates and DOIs

Internet Archive lookup: whether a snapshot of a URL exists and its closest capture to a given date — read pages that are now dead

US SEC filings data: resolve a ticker to its CIK, then pull a reported XBRL financial concept (Revenues, Assets, NetIncomeLoss…) as a time series

Domain registration facts over RDAP (structured WHOIS): registrar, creation and expiry dates, status codes, nameservers

DeFi protocol TVL breakdown by chain, category, description, staking/borrowed TVL (DeFiLlama). Covers 3000+ protocols.

Per-contract derivatives tickers: mark price, basis, volume.

Derivatives venues ranked by open interest and volume.

Docker Hub image facts: pull count, stars, description, last push, and recent tags with sizes and architectures

Public GitHub facts: repo stats with latest release, a user/org profile, or a star-ranked repo search

Search the Hugging Face Hub for models or datasets (downloads, likes, task, library, tags) or fetch one by id

Package intelligence across npm, PyPI and crates.io in one call: latest version, license, repository, dependencies and download counts

Supply-chain health from deps.dev: OpenSSF Scorecard (14 checks — branch protection, signed releases, pinned deps…) plus stars, license and open issues

Market-share dominance by asset, and how it is shifting.

Known vulnerabilities for a package (OSV.dev — aggregate of GHSA, PyPA, RustSec, Go and more) or a free-text CVE search (NVD), with severity and fixed versions

dYdX perpetual markets: mark price, funding and open interest.

ENS resolution: name->address (forward) or address->primary name (reverse). Ethereum mainnet.

The crypto Fear and Greed index with its component breakdown.

Protocol fees and revenue ranked by 30d total — top earning DeFi protocols with 24h/7d/30d breakdown (DeFiLlama).