boa

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  "desc": "Embeddable and experimental Javascript engine written in Rust",
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  "enrichment_fetched_at": "2026-06-20T23:35:56+00:00",
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  "github_readme_excerpt": "# Boa\n\n\u003cp align=\"center\"\u003e\n  \u003ca href=\"https://boajs.dev/\"\u003e\n    \u003cpicture\u003e\n      \u003csource\n        media=\"(prefers-color-scheme: dark)\"\n        srcset=\"https://raw.githubusercontent.com/boa-dev/boa/refs/tags/v0.21/assets/logo_yellow.svg\"\u003e\n      \u003csource\n        media=\"(prefers-color-scheme: light)\"\n        srcset=\"https://raw.githubusercontent.com/boa-dev/boa/refs/tags/v0.21/assets/logo_black.svg\"\u003e\n      \u003cimg\n        alt=\"Boa logo\"\n        style=\"width:auto;\"\n        src=\"https://raw.githubusercontent.com/boa-dev/boa/refs/tags/v0.21/assets/logo.png\"\u003e\n    \u003c/picture\u003e\n    \u003c/a\u003e\n\u003c/p\u003e\n\nBoa is an experimental JavaScript lexer, parser and interpreter written in Rust \ud83e\udd80, it has support for **more** than 90% of the latest ECMAScript specification. We continuously improve the conformance to keep up with the ever-evolving standard.\n\n[![Build Status][build_badge]][build_link]\n[![codecov](https://codecov.io/gh/boa-dev/boa/branch/main/graph/badge.svg)](https://codecov.io/gh/boa-dev/boa)\n[![Crates.io](https://img.shields.io/crates/v/boa_engine.svg)](https://crates.io/crates/boa_engine)\n[![Docs.rs](https://docs.rs/boa_engine/badge.svg)](https://docs.rs/boa_engine)\n[![Discord](https://img.shields.io/discord/595323158140158003?logo=discord)](https://discord.gg/tUFFk9Y)\n[![Matrix](https://img.shields.io/matrix/boa:matrix.org?logo=matrix)](https://matrix.to/#/#boa:matrix.org)\n\n[build_badge]: https://github.com/boa-dev/boa/actions/workflows/rust.yml/badge.svg?event=push\u0026branch=main\n[build_link]: https://github.com/boa-dev/boa/actions/workflows/rust.yml?query=event%3Apush+branch%3Amain\n\n## \u26a1\ufe0f Live Demo (Wasm)\n\nTry out the engine now at the live Wasm playground [here](https://boajs.dev/playground)!\n\nPrefer a CLI? Feel free to try out `boa_cli`!\n\n## \ud83d\udce6 Crates\n\nBoa currently publishes and actively maintains the following crates:\n\n- **`boa_ast`** - Boa\u0027s ECMAScript Abstract Syntax Tree\n- **`boa_cli`** - Boa\u0027s CLI \u0026\u0026 REPL implementation\n- **`boa_engine`** - Boa\u0027s implementation of ECMAScript builtin o",
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    "hacktoberfest",
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    "parser",
    "runtime",
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  "ruby_source_path": "Formula/b/boa.rb",
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