GETPOSTReturn the MIME type for any uploaded file.
Peeks at file headers (PDF, ZIP, common images) and falls back to filename-based detection.
View reference →files helpers that plug into any stack. Browse the catalog below and pick the helpers that fit your workflow.
Every helper runs with the same simple API key. Sign in (or create a free Dataczar account) at Dataczar Connect to issue keys in seconds, then drop the key into any `ak=` parameter and start shipping.
Tip: reuse the same key across these helpers, or rotate keys per project from the Connect dashboard.Peeks at file headers (PDF, ZIP, common images) and falls back to filename-based detection.
View reference →For images we return width/height/format/mode and always include byte size.
View reference →Uploads stay in-memory; we return md5/sha1/sha256 digests plus the byte size.
View reference →Attach any number of files (multipart) and receive a single ZIP archive back.
View reference →Upload a ZIP and receive JSON metadata (and base64 bodies) for the first N members.
View reference →