Zig 0.16.0 Preview: New Async I/O Primitives and Synchronization API
By
todsacerdoti
Toasted golden, schmeared with insight. Top of the rack.
Summary
The article presents a technical preview of Zig programming language's new async I/O primitives that will be available in Zig 0.16.0, scheduled for release in 3-4 months. It's a text version of a demo given at Zigtoberfest 2025, celebrating the std.Io introduction patchset landing. The content introduces core synchronization APIs for async operations in Zig, starting with basic examples and gradually adding more complex asynchronous functionality. The article serves as an educational technical preview for developers interested in Zig's upcoming async capabilities.
Key quotes
· 4 pulledThis is a preview of the new async I/O primitives that will be available in the upcoming Zig 0.16.0, to be released in about 3-4 months.
In celebration of the std.Io introduction patchset landing today, here is the text version of a short, interactive demo I gave at Zigtoberfest 2025.
There is a lot more to get into, but for now here is an introduction into some of the core synchronization API that will be available for all Zig code to use.
To begin, let's try to keep it simple and understand the basics, and then we'll then slowly add more asynchronous things into it.
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