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Show HN: Meow – The 4th and final JavaScript runtime and toolchain

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Why This Matters

Meow introduces a unified JavaScript runtime and toolchain that streamlines the development process by parsing code only once, improving efficiency and performance. This innovation reduces redundant parsing, leading to faster build times and more cohesive tooling, which benefits both developers and the broader tech industry. It represents a significant step toward more integrated and optimized JavaScript development workflows.

Key Takeaways

// the parse-once pipeline

Everything in perfect harmony.

Instead of forcing your runtime, package manager, linter and test runner to parse your codebase independently over and over, meow brings them under a single roof.

Powered by the ultra-fast Oxc parser, we map your code exactly once in memory. That single AST natively feeds the entire toolchain at once.