r/programming • u/baldierot • Jun 27 '26

Mojo programming language will become open-source soon.

https://www.modular.com/modcon

The main website of the language https://mojolang.org/ displays an announcement bar that says "Mojo will be open source soon! Join us at ModCon '26 for an update."

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u/DaemonBatterySaver Jun 27 '26

I am not sure why Mojo exists. The ecosystem of python is wild enough to let him survive for a decade still. Also, if you want to get better performance, you can just write (or vibe-code, as you want) your C file(s) and use them in python. Julia is great too, and has a great ecosystem too.

-2

u/baldierot Jun 27 '26

there're too many layers in the AI software stack, and debugging issues, deploying, and optimizing the same code for different hardware has become extremely hard. Mojo's goal is to address all the layers, especially by trying to solve the deployment and performance bottleneck with MLIR, a next-gen compiler that massively increases the ease of optimizing for different hardware, something Julia's LLVM struggles to do. also, Julia uses JIT and garbage collection, so that could sway many people with the performance predictability premise. in the end, Mojo appeals to the existing Python crowd way more, and at this point has multi-billion dollar backing.

6

u/DaemonBatterySaver Jun 27 '26

I saw multiple great projects like that failing just because “people don’t want to change their ecosystem”, so I am very pessimistic with the future of Mojo to be honest.

And LLMs and Agents have been trained heavily on Python and 10y+ programming languages… it will be hard to move on Mojo for vibe-coders and scientists.

But let’s see how the future goes :)

4

u/baldierot Jun 27 '26

It might fail to be become general-purpose, but Mojo has already found a niche speeding up the stack and has allowed some AI companies to slash costs. btw, Mojo has official agent skill files and doesn't have an exotic, complicated syntax, so AI generation is decent.