Anyfile
Open file
.zlibTypical support level 2

Inspect zlib stream Online

zlib wraps DEFLATE data with a small header and Adler-32 checksum. Anyfile distinguishes that wrapper from raw DEFLATE and reports bounded stream metadata locally.

Choose a .zlib file

Your file stays on this device

Anyfile reads only the local file you select. Parsing, decoding and rendering happen in this browser tab; the file is not uploaded to Anyfile servers.

What Anyfile can show

  • Recognized headers and container properties
  • Bounded entry or stream metadata when available

Limits and conditions

  • This is structural inspection, not a full extraction workflow
  • Encrypted, corrupt or extreme inputs can be rejected

Need deeper capabilities?

7-ZipUse a dedicated archive utility when you need to extract, test or create archive contents.

Independent suggestion; no partnership or endorsement is implied.

IMPLEMENTATION

Viewers responsible for this format

Archive metadata viewer
Bounded local listings for ZIP-derived and compressed archives.
See implementation and open-source credits

Common question

Is zlib the same as gzip?

Both can carry DEFLATE data, but their headers, trailers and intended metadata differ.