Network visibility tools

BandwidthLens

Windows utility package with executable, README, validation notes, and SHA-256 checksums.

Zip: /downloads/BandwidthLens.zip · Raw: /downloads/BandwidthLens.exe · Package includes BandwidthLens.exe, README-Windows.txt, VALIDATION.md, SHA256SUMS.txt

AppNetworkCounter by NirSoft

Complementary Windows utility that counts TCP/UDP bytes and packets sent and received by every application on your system, including per-app send/receive speed.

Path: /downloads/AppNetworkCounter.zip · Includes AppNetworkCounter.exe, help CHM, and readme.txt

Credit: Official NirSoft AppNetworkCounter page · nirsoft.net

Microsoft Sysinternals (official)

Use Microsoft’s download pages (not mirrors):

• TCPView — active TCP/UDP endpoints
• Process Monitor — real-time file, registry, and process activity
• Process Explorer — detailed process tree and handles

More downloads

See the downloads index for a compact list of files and links.