Software Alternatives & Startups
Register | Login

Packet Sender VS lsof

Compare Packet Sender VS lsof and see what are their differences

Packet Sender

Packet Sender can send and receive UDP, TCP, and SSL on the ports of your choosing.

Rating
0 reviews
Pricing
Open source
Alternatives Is it good?
l
lsof

Lsof lists open files for running UNIX processes. It is a

Rating
0 reviews
Alternatives Is it good?
CloudCLI
Shared cloud environments for AI coding agents. Run Claude Code, Cursor CLI, Codex, and Gemini CLI from any device, API, or automation tool. sponsored

Which is more popular?

Based on our record, Packet Sender seems to be more popular. It has been mentioned 5 times since March 2021.

social mentions
5 vs 0
Monitoring Tools popularity
79% vs 21%
alternatives listed
22 vs 22

Base details

Website, pricing, platforms and company facts side by side.

Packet Sender
l
lsof
Website packetsender.com people.freebsd.org
Pricing
Open source
—
Listed in
Monitoring Tools Productivity Log Management Time Tracking +1
Monitoring Tools Command Line Tools Performance Monitoring Accounting +1

Features and specs

What each product offers, as listed by its team.

Packet Sender 5 features
l
lsof 0 features
  • Open Source
    Packet Sender is open source, allowing users to inspect, modify, and enhance the code according to their needs.
  • Cross-Platform Compatibility
    The application is available on multiple operating systems, including Windows, macOS, and Linux, offering flexibility and accessibility for various users.
  • User-Friendly Interface
    Packet Sender provides an intuitive and easy-to-navigate interface, making it accessible for both beginners and advanced users.
  • Versatile Functionality
    The tool supports sending and receiving TCP, UDP, and SSL packets, making it versatile for different networking needs and testing scenarios.
  • Active Development
    Regular updates and an active development community ensure the tool is continually improving and adapting to user feedback.

Possible disadvantages

  • Limited Advanced Features
    While Packet Sender is excellent for basic testing, it may lack some of the advanced features found in more specialized network tools.
  • No Built-In Automation
    Packet Sender lacks extensive automation features, which might be inconvenient for users needing to perform repetitive tasks.
  • Documentation
    While adequate for basic use, the documentation may be lacking in depth for more advanced or niche use cases, requiring users to seek additional resources or community help.

No features have been listed yet.

Analysis

An editorial look at what each product does well and who it suits.

Packet Sender
l
lsof

No analysis of Packet Sender yet.

Overall verdict

  • lsof (List Open Files) is a mature, battle-tested Unix/Linux utility that reliably reveals which files, sockets, and resources are opened by processes, making it an indispensable diagnostic tool for system administrators and developers.

Why this product is good

  • Provides comprehensive visibility into open files, network sockets, pipes, and devices tied to running processes
  • Extremely useful for troubleshooting 'device busy' errors, port conflicts, and locating processes holding onto deleted files
  • Highly portable across many Unix-like systems including FreeBSD, Linux, macOS, and Solaris
  • Long history of stable, well-maintained releases with extensive documentation and community support
  • Powerful filtering options let you query by user, process, port, file, or network connection

Recommended for

  • System administrators diagnosing resource and file-locking issues
  • Developers debugging network connections and socket usage
  • Security professionals investigating suspicious process activity and open network ports
  • Anyone needing to identify which process is using a specific file, directory, or port before unmounting or killing

Videos

Walkthroughs and reviews on video.

Packet Sender 2 videos + Add
l
lsof 2 videos + Add

Dan Dangle - Packet Sender

More videos

  • - Tello EDU Drone Swarming Tutorial with Packet Sender and Python

8 Basic lsof Commands Every Sysadmin Needs to Know

More videos

  • - HakTip - Network monitoring in Linux with lsof

Category popularity

How often each product is chosen within a category, 0–100% relative to the other.

Score bands 0–20 21–40 41–50 51–60 61–100
Packet Sender
l
lsof
79% 79%
Monitoring Tools
21% 21%
0% 0%
Command Line Tools
100% 100%
100% 100%
Log Management
0% 0%
100% 100%
Network & Admin
0% 0%

User comments

Share your experience with using Packet Sender and lsof. For example, how are they different and which one is better?

Log in or Post with

Social recommendations and mentions

Recommendations tracked on public social media and blogs since March 2021.

Packet Sender 5 mentions
l
lsof 0 mentions
  • In the Beginning...
    Starting my programming career as an Automated Tester pigeonholed me. Working on Packet Sender was the second time I worked as a Developer; the first time was as an iOS Developer on a defunct parking lot app. On that project, I wound up... - Source: dev.to / about 1 month ago
  • [Discussion] Send SMS (which is not 100% reliable) alternatives that don't require UI Interaction (which has it's own issues)?
    By googling around I found https://packetsender.com which is able to send-receive packets in various protocols - including UDP. It has desktop apps for Win, Mac and Linux (I used the Linux variant). In the desktop app, under the Tools... Source: about 3 years ago
  • UART command processor, best approach?
    I've slowly transitioned most of my company's projects over to this method for in house testing/calibration and it's made a world of difference. There is something to be said about being able to open putty or Packet Sender and get... Source: over 4 years ago

View more

Tracking lsof since Mar 2021.

Alternatives to Packet Sender and lsof

When comparing Packet Sender and lsof, you can also consider the following products.

Loading...