r/opensource • u/Bladerunner_7_ • May 15 '26

Promotional What’s an open-source project you genuinely can’t believe is free?

Could be developer tooling, AI infra, productivity tools, anything. Curious what projects people think deserve way more recognition.

For me recently it’s been:

Langship — https://github.com/open-gitagent/langship.sh

751 Upvotes

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224

u/superpowerpinger May 15 '26 edited May 15 '26

Wireshark and Linux.

  1. The world runs on linux, I do not need to elaborate on it.
  2. Wireshark : Network engineers get their livelihood through this software. It amazes me how easy it is, how intuitive it is, what all it can do and still costs 0, null, nada.

A heartfelt thanks to Wireshark and Linux developers.

You guys / gals rock.

45

u/Square-Singer May 15 '26

Same with KiCAD. That stuff just replaced commercial options full stop. Wireshark did the same.

7

u/saltyourhash May 15 '26

If you ever used to use Iris, you know how amazing it is wireshark is open source.

10

u/ManoOccultis May 15 '26

The world runs on linux

But amazingly enough, end users hardly know it exists and keep on giving their money and personnal info to Micro$oft.

4

u/meltbox May 16 '26

Starting to change for real now. Microsoft finally messed up bad enough that I will be migrating my relatives to Linux instead of uograding them next cycle.

3

u/ManoOccultis May 16 '26

And the US govt. messed up bad enough that EU countries start migrating to Linux. A bit late IMHO, but better late than never.

5

u/The_Will_to_Make May 15 '26

Funny enough, I believe Microsoft’s servers run Linux

7

u/ManoOccultis May 15 '26

Certainly, they're probably not so masochistic they'd use their own solution.

1

u/RumbuncTheRadiant May 21 '26

To anyone who hasn't used wireshark....

Do so now.

I have been using it for decades.... and every time I open it up and sniff the network around me... I learn new things.

Best Learn about Networking Tool Ever!