Packet Sender is an open source utility to allow sending and receiving TCP and UDP packets. It also supports TCP connections using SSL, intense traffic generation, HTTP(S) GET/POST requests, and panel generation. It is available for Windows, Mac, and Linux. It is licensed GNU General Public License v2 and is free software. Packet Sender's web site says "It's designed to be very easy to use while still providing enough features for power users to do what they need.".
Typical applications of Packet Sender include:
Packet Sender comes with a built-in TCP, UDP, SSL, DTLS server on multiple ports a user specifies. This remains running listening for packets while sending other packets.
As of version v8.1.1 Packet Sender supports the following features:
Packet Sender Mobile is available on iOS. It only has the core features of desktop Packet Sender (send, receive, TCP, UDP, and Cloud).
What is Packet Sender?
Packet Sender is an open-source network tool program for Windows from NagleCode, LLC. It is written in C++.
Installation and requirements
Official installers exist for 64-bit as EXE (Inno Setup). Installation asks for administrator rights. The installer supports unattended (silent) installation.
Updates and version history
The current version is 8.11.3, released on October 11, 2026. 16 versions are listed since March 30, 2021, each with links to its own installer files. That is about 2.9 releases a year. The last update is less than a month old.
Popularity and file types
The source code on GitHub (dannagle/PacketSender) has 2,683 stars. Wikipedia has an article about it in 2 of our languages. Similar programs include Wireshark, ZeroTier One and Nmap.
Project description on GitHub: “Network utility for sending / receiving TCP, UDP, SSL, HTTP”
Pros / Cons
Pros
- Open source: the code can be inspected and built by anyone
- Documented silent install
- Updated in the last two months
Cons
- No native ARM64 build
- Installation needs administrator rights
In short: Packet Sender is an open-source network tool tool for 64-bit PCs. Administrators can deploy it unattended.
Is Packet Sender safe to download?
- The file is served by github.com, the publisher’s own domain
- The download link uses HTTPS
- A SHA256 hash is published, so you can verify the file:
760C6DF705A150518D2E51343B6C96855BAA0D0A709DE3EA2E5F668B7297B2AA· Open the VirusTotal report for this hash - The link has not been checked yet
- The source code is public
- ExeAtlas does not host, wrap or modify installers
Related guide: How to check a file’s SHA256 hash on Windows
Recent versions
All 16 versions ›16 versions over 6 years · about 2.9 a year
| Version | Date | Size | Files |
|---|---|---|---|
| 8.11.3Latest | October 11, 2026 | — | 64-bit EXE (Inno Setup) |
| 8.11.1 | August 16, 2026 | — | 64-bit EXE (Inno Setup) |
| 8.10.4 | March 1, 2026 | — | 64-bit EXE (Inno Setup) |
| 8.9.1 | June 28, 2025 | — | 64-bit EXE (Inno Setup) |
| 8.8.9 | October 31, 2024 | — | 64-bit EXE (Inno Setup) |
| 8.7.1 | June 16, 2024 | — | 64-bit EXE (Inno Setup) |
| 8.6.5 | December 27, 2023 | — | 64-bit EXE (Inno Setup) |
| 8.5.2 | October 7, 2023 | — | 64-bit EXE (Inno Setup) |
Install from the command line
Silent install ›winget install --id NagleCode.PacketSender -ePacketSender_x64_v8.11.3.exe /VERYSILENT /SUPPRESSMSGBOXES /NORESTART /SP-Related guide: How to use winget: install and update apps
Also for other systems
brew install --cask packetsenderInformation
- Publisher
- NagleCode, LLC
- Category
- Network tools
- Licence
- GPL-2.0
- Price
- Free
- Source code
- github.com/dannagle/PacketSender
- Written in
- C++
- Requires
- Windows 11 / 10
- Architecture
- 64-bit
- Installer
- EXE (Inno Setup)
- Version
- 8.11.3
- Released
- October 11, 2026
- Added to the catalogue
- March 30, 2021
- Versions listed
- 16
- Updates / year
- 2.9
- GitHub stars
- 2,683
- GitHub forks
- 397
- Website
- packetsender.com
- winget ID
- NagleCode.PacketSender
Ratings and reviews
No reviews yet. Be the first to rate it.
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Frequently asked questions
Is Packet Sender free?
Yes. Packet Sender is open-source software under the GPL-2.0 licence.
Is Packet Sender safe to download?
The download comes from github.com, which belongs to the publisher; ExeAtlas does not host or change the file. Compare its SHA256 hash with the one shown here, or open the VirusTotal report for that hash.
How do I install Packet Sender with winget?
Open PowerShell or Windows Terminal and run the winget command shown on this page. winget downloads the official installer and checks its SHA256 hash before running it.
Can Packet Sender be installed silently?
Yes. The silent install page lists the exact command for each installer.
Does Packet Sender run on ARM (Windows on Arm)?
There is no ARM64 build; Windows 11 on Arm can run the 64-bit version through emulation.
Where can I download an older version of Packet Sender?
The versions page lists all 16 versions with links to their official installer files, back to March 30, 2021.
What are alternatives to Packet Sender?
Wireshark, ZeroTier One, Nmap, iPerf3 and Angry IP Scanner. The alternatives page compares them.
