Nethogs!

You will need version 4 or higher of `firefox` https://www.mozilla.org/firefox
to run Pencil as a Firefox Extension. Linux users will need version 4 or higher of either `firefox`, `iceweasel` or `xulrunner` https://developer.mozilla.org/en-US/docs/Mozilla/Projects/XULRunner,
or version 25 or higher of `palemoon` https://www.palemoon.org/.
The Windows installer and OS X archive has everything you need built-in. Windows, Linux, OS X & Firefox Packages are available for download from the Releases Page https://github.com/prikhi/pencil/releases.
You can also install the Firefox Add-on from the Mozilla Add-on Repository https://addons.mozilla.org/en-US/firefox/addon/pencil-prototyping/.
To install the OS X package, unzip the archive and copy the `Pencil.app` folder t

Nethogs alternatives

  • Wireshark

  • Wireshark is the world's foremost network protocol analyzer. It lets you capture and interactively browse the traffic running on a computer network. It is the de facto (and often de jure) standard across many industries and educational institutions.

    tags: analyzer network-analyzer network-monitoring network-security network-usage-history
  • iftop

  • iftop does for network usage what top(1) does for CPU usage. It listens to network traffic on a named interface and displays a table of current bandwidth usage by pairs of hosts. Handy for answering the question "why is our ADSL link so slow?".

    tags: network-monitoring analyzer network-analyzer network-activity
  • SmartSniff

  • SmartSniff is a packet sniffer that capture TCP/IP packets and display them as sequence of conversations between clients and servers. You can view the TCP/IP conversations in Ascii mode (for text-based protocols, like HTTP, SMTP, POP3 and FTP) or as hex dump (for non-text base protocols, like DNS). Application can capture TCP/IP packets on your network without installing a capture driver (works only for Windows 2000/XP or greater).

    tags: Portable monitoring sniffing sockets socks
  • NetworkMiner

  • NetworkMiner is a Network Forensic Analysis Tool (NFAT) for Windows. NetworkMiner can be used as a passive network sniffer/packet capturing tool in order to detect operating systems, sessions, hostnames, open ports etc. without putting any traffic on the network. NetworkMiner can also parse PCAP files for off-line analysis and to regenerate/reassemble transmitted files and certificates from PCAP files.

    tags: Portable internet-security network-analyzer network-security sniffing
  • trafficWatcher

  • trafficWatcher is a small tool to monitor your network activity.

    tags: Portable network-monitoring traffic-monitoring
  • Bandwidth Manager

  • SoftPerfect Bandwidth Manager is a full-featured traffic management tool for Windows that offers cost-effective bandwidth control and quality of service based on built-in prioritized rules. These rules can specify a bandwidth limit for each Internet user. This kind of software often called bandwidth shaper, bandwidth limiter or traffic shaper. With SoftPerfect Bandwidth Manager, you can apply speed-throttling rules to specified IP addresses, ports and even network interfaces with no changes to existing network infrastructure. The rich feature set of SoftPerfect Bandwidth Manager is easily managed via the intuitive Windows GUI. »

    tags: system-administration traffic-monitoring bandwidth-limiter throttling capping
  • LANGuardian

  • LANGuardian is the first and only deep packet inspection (DPI) software to provide SMB network managers with root cause information about network and user activity. LANGuardian gives a deeper level of detail than standard flow tools, and is an affordable alternative to premium appliance based DPI tools.

    tags: bandwidth-troubleshooting file-activity-monitoring file-share-monitoring hipaa-compliance internet-monitoring
  • NetPeeker

  • Monitor network applications, personal firewall, trace whois, network speed limiter.

    tags: peer-to-peer traffic-monitoring personal-firewall speed-limit
  • Pirni Pro

  • Pirni Pro is a network security tool designed for iOS, and specifically for iPhone and iPod Touch devices. It is capable of intercepting traffic on a wireless network segment, capturing passwords, and regular expressions entered by the user.The core system of Pirni, written in C, is open-source software, and licensed under the GNU General Public License. Pirni Pro is the succeeding version of Pirni, and is commercial software, available in the Cydia Store, for jailbroken Apple devices.FeaturesPirni Pro supports active dissection of all non-ciphered protocols (given that the user has supplied a regular expression for dissection). The application description contains the following: ARP spoof the entire network or any target Watch a live feed over interesting packets collected Manage regular expressions to filter out data, such as site credentials In addition, the software also offers the following features: Password collectors for: HTTPExternal links Root at Everything official website Cydia Link Extensive Tutorial »

    tags: Jailbreak http network-analyzer regular-expression network-scanner
  • Throttled Pro

  • Throttled Pro optimizes your internet connection and provides QoS (Quality of Service) to Mac OS X. It provides both ACK packet prioritization and PRIQ priority services. For the non-technical reader out there, it allows for better bidirectional speeds, and allows you to prioritize your internet applications for increased responsiveness and throughput.

    tags: internet-speed connection-optimizer qos optimize-internet
  • AirSnare

  • AirSnare monitors network traffic for unfriendly MAC addresses and alerts you when a MAC address is found that isn't on the friendly list. AirSnare also monitor DHCP requests from clients.

    tags: Discontinued wireless-monitoring