Explore JavaScript standards, proposals, and specs with TC39, the group shaping the language's future. Join discussions and contribute to the evolution.
See how JavaScript standards are made
TC39 is where JavaScript's future takes shape. This site is the official hub for the committee that defines and evolves the JavaScript language standard. Here, you can dive into the latest specifications, track proposals at every stage, and see how the language continues to grow.
If you're curious about how new JavaScript features are discussed and adopted, this is the place to explore meeting notes, active proposals, and the full spec suite. Developers, implementers, and anyone interested in the language can contribute, read up on the process, or join conversations with the community.
Whether you want to help shape JavaScript or simply stay informed, TC39 offers a transparent look into the standards process and welcomes your participation.
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