DevToolsmith

Browser-based tools

Inspection Tools

Inspect payloads, source, files, headers, images and metadata without automatic uploads.

Format and validate

SOAP and WSDL

Spreadsheets

Query locally

Data files

Run and inspect

Count and compare

Unicode

Test and generate

Send and inspect

OpenAPI

HTTP reference

DNS

IP and ports

Pick and check

Split

Inspect and extract

Containers

CI and Git

Schedules and permissions

Generate

Decode

Common Inspection workflows

Inspection reveals structure and supported metadata. It does not establish that a file is harmless, complete or authoritative. Large file readers and metadata parsers have documented format and resource limits.

Choose a tool for your input

Inspection reveals structure and supported metadata. It does not establish that a file is harmless, complete or authoritative. Large file readers and metadata parsers have documented format and resource limits.

  • Word Frequency Counter — Counts Unicode words using locale-aware word segmentation where supported.
  • GIF Viewer & Frame Splitter — Plays a local GIF and exports fully composited PNG frames plus a timing manifest in a ZIP.
  • DNS Lookup — Query DNS records through a resolver you choose.
  • MX Lookup — Query DNS records through a resolver you choose.

Review the result before using it

Each tool explains its accepted input, supported options and limits. Keep the original and verify important output in the application that will consume it.

Frequently asked questions

How do I choose a Inspection tool?

Inspection reveals structure and supported metadata. It does not establish that a file is harmless, complete or authoritative. Large file readers and metadata parsers have documented format and resource limits.

Can the same tool appear in more than one topic?

Yes. Tools are listed by supported formats and tasks as well as their main category. Each tool has one page and processing runs locally; explicit API clients connect only to endpoints you choose.

Tools process your input on this device. Read the privacy policy, or save the tool library for offline use.