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weld
Rust

weld

High-performance runtime for data analytics applications

by weld-project · GitHub
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analyticscode-generationdataBSD-3-ClauseRust
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In plain words

Enhance the speed of data analysis applications by optimizing how they handle data.

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3.01k3.00k
2026-07-072026-08-31
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📄 About

High-performance runtime for data analytics applications

weld has 3k stars on GitHub. It has been forked 252 times. weld is written mainly in Rust. It has been in active development since 2016. weld is available under the BSD-3-Clause license. Its main topics are analytics, code-generation, data, llvm.

Frequently asked questions

What is weld?

High-performance runtime for data analytics applications

Is weld open source?

weld is an open-source project. It is released under the BSD-3-Clause license.

Is weld free?

Yes. weld is free and open source — you can use, modify and self-host it.

What license does weld use?

weld is available under the BSD-3-Clause license.

What language is weld written in?

weld is written mainly in Rust.

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