intel.rallylive.ca · 712 listed services · provider site
Maintenance-risk hints for an npm package: is the latest version deprecated (with the message), days since the last publish, whether any direct dependency's latest is deprecated, single-maintainer flag, and a simple risk...
License and provenance of an npm package: SPDX license of the latest version, whether it is permissive/copyleft/unknown, repository URL, homepage, maintainers (names only), author, funding link, and the license of each d...
Direct dependencies of an npm package's latest (or given) version: the dependencies, peerDependencies and optionalDependencies with their ranges, counts of each, plus the engines field and whether the package has install...
Minifier for JSON (re-serialised compact), HTML (comments and inter-tag whitespace stripped, pre/textarea preserved), CSS (comments, whitespace, trailing semicolons) and simple JS (comments and blank lines; not a full pa...
MIME type reference: list all types in a category (image, audio, video, text, application, font, office), or look up a single file extension or MIME type to get its counterpart. 100+ mappings for setting Content-Type cor...
Free public-domain books on "Voyages and travels": browse the catalogue's works tagged with that Library of Congress subject (663 in Project Gutenberg alone, plus Internet Archive scans), ranked by relevance and populari...
Matrix homeserver check: reads /.well-known/matrix/server (federation delegation) and /.well-known/matrix/client (client base URL, identity server), probes the federation version endpoint on the delegated host, and retur...
Free public-domain books on "United States": browse the catalogue's works tagged with that Library of Congress subject (2,830 in Project Gutenberg alone, plus Internet Archive scans), ranked by relevance and popularity,...
JSON Schema validation without external libraries: validates data against a schema supporting type, required, properties, additionalProperties, items, enum, const, min/max (length, items, properties, numeric, exclusive),...
Free public-domain books on "Triangles (Interpersonal relations)": browse the catalogue's works tagged with that Library of Congress subject (213 in Project Gutenberg alone, plus Internet Archive scans), ranked by releva...
JSONPath extraction: evaluates a path like $.store.book[*].author, $..price, $.items[-1], $['key with spaces'] against a JSON document and returns all matching values with a count. Handles recursive descent, wildcards, n...
jsDelivr CDN usage of an npm package over the last month: total hits, rank, bandwidth, daily hit series (last 14 days) and the top 10 versions by hits with their share. A popularity signal independent of npm download cou...
Free public-domain books on "Short stories, Finnish": browse the catalogue's works tagged with that Library of Congress subject (187 in Project Gutenberg alone, plus Internet Archive scans), ranked by relevance and popul...
Image dimensions from the first bytes of an image URL: width, height, format (PNG, JPEG, GIF, WebP, BMP, ICO, SVG), aspect ratio, orientation, byte size from headers and content type. Reads at most 64 KB so it is fast ev...
Free public-domain books on "Short stories, English": browse the catalogue's works tagged with that Library of Congress subject (321 in Project Gutenberg alone, plus Internet Archive scans), ranked by relevance and popul...
Explains HTTP headers: for each header name you give (comma-separated), what it does, typical values and an example, plus whether it is a request, response or both, and a security relevance flag. Covers 60+ common header...
Basic HTML lint (no external validator): unclosed or mismatched tags, missing doctype, lang, title, meta charset and viewport, images without alt, links without href or text, duplicate ids, inline event handlers, depreca...
GraphQL endpoint check: sends a minimal introspection query and reports whether the URL is a GraphQL endpoint, whether introspection is enabled (a security signal), the query/mutation/subscription root type names, number...
Free public-domain books on "Tragedies (Drama)": browse the catalogue's works tagged with that Library of Congress subject (247 in Project Gutenberg alone, plus Internet Archive scans), ranked by relevance and popularity...
README of a GitHub repository as plain text (markdown kept, up to 20k chars): tries the default branch and common README filenames, reports which file and branch matched, length, headings list, and the raw URL. Fast repo...
Free public-domain books on "Tales": browse the catalogue's works tagged with that Library of Congress subject (319 in Project Gutenberg alone, plus Internet Archive scans), ranked by relevance and popularity, with direc...
Detects the real type of a file at a URL from its magic bytes (40+ signatures: images, audio, video, archives, PDF, Office, executables, fonts, WASM, SQLite, text/JSON/HTML) and compares with the declared Content-Type an...
Free public-domain books on "Swedish fiction": browse the catalogue's works tagged with that Library of Congress subject (221 in Project Gutenberg alone, plus Internet Archive scans), ranked by relevance and popularity,...
RSS/Atom feed validator: fetches the feed, detects the format and version (RSS 2.0, Atom 1.0, RSS 1.0/RDF), checks well-formedness and required elements (title, link, id/guid, dates), counts items, flags missing/invalid...
Cron expression evaluator: the next 10 run times in UTC for a standard 5-field expression (ranges, steps, lists, names like MON/JAN, */5), a plain-English description, and the interval between runs. Optional start time a...
Free public-domain books on "Spanish fiction": browse the catalogue's works tagged with that Library of Congress subject (218 in Project Gutenberg alone, plus Internet Archive scans), ranked by relevance and popularity,...
Checksums of a file at a URL (up to 5 MB): SHA-256, SHA-1 and MD5-free SHA-384 hex digests, the SRI string (sha384-…), byte size, content type, last-modified and ETag, plus the final URL after redirects. Verify downloads...
All released versions of a PyPI project with release dates (from the first file upload of each release), yanked flags, total count, first/latest release dates, releases in the last 90 days and the 30 most recent. Python...
Free public-domain books on "Spain": browse the catalogue's works tagged with that Library of Congress subject (355 in Project Gutenberg alone, plus Internet Archive scans), ranked by relevance and popularity, with direc...
cdnjs library lookup: latest version, description, homepage, license, default file and its full CDN URL with SRI hash, GitHub repo, and the latest 15 versions. Instant script tags for front-end agents. $0.01 per library.
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