tree-sitter-yaml
YAML grammar for tree-sitter
Decision gist · record as of 2026-08-14
Yes, if you are building tools that need to parse and analyze YAML structure at the syntax-tree level. Install it alongside tree-sitter Python bindings. Not recommended if you simply need to read or write YAML data—use PyYAML or similar instead. No license or security concerns; medium install friction is typical for compiled grammars.AI-flagged interpretation of the facts on this page — verify before relying
Before you install
- Requires Python 3.10 or later; tree-sitter Python bindings must be installed separately to use the grammar for actual parsing.
- Medium install friction due to compiled wheel distribution across multiple platforms (x86_64, ARM, Windows).
- Requires Python 3.10 or later.
License · maintenance · safety
MIT (permissive) — MIT license permits free use, modification, and distribution with minimal restrictions—suitable for both open-source and proprietary projects.
last release 2025-10-07 (311 days) · last repo commit 2026-05-22 · 56 stars
0 known vulnerabilities (OSV.dev, 2026-08-14) · 6,107,352 downloads/mo, #1,970 on PyPI
Alternatives
Verify before relying
pip install tree-sitter-yaml
import tree_sitter_yaml
# Use with tree-sitter Python bindings to parse YAML documents- How to integrate this grammar with tree-sitter Python bindings for practical parsing workflows
- Performance characteristics compared to standard PyYAML or other YAML parsers
- Whether this package provides a high-level API or is primarily for advanced tree-sitter users
What it is and what it does
tree-sitter-yaml is a grammar definition for the tree-sitter incremental parsing framework, enabling structured parsing of YAML 1.2 files. It produces a syntax tree representation rather than direct data deserialization, making it useful for tools that need to analyze, transform, or navigate YAML structure without evaluating its content.
The package is distributed as precompiled wheels for modern Python versions (3.10+) across Linux, macOS, and Windows architectures. It has no runtime dependencies and integrates into the tree-sitter ecosystem, requiring the tree-sitter Python library to be used for actual parsing. Maintenance is active with recent updates, and it carries no known security vulnerabilities.
Use it for
- Building YAML linters or code formatters that need to preserve and manipulate document structure
- Creating IDE plugins or editor extensions that provide YAML syntax highlighting and navigation
- Analyzing YAML configuration files programmatically without executing their content
- Implementing YAML refactoring tools that transform configuration schemas
- Developing documentation generators that extract and process YAML metadata
Worth the install?
AI-flagged interpretation of the facts on this page. Verify before relying on it.
Yes, if you are building tools that need to parse and analyze YAML structure at the syntax-tree level.
Install it alongside tree-sitter Python bindings. Not recommended if you simply need to read or write YAML data—use PyYAML or similar instead. No license or security concerns; medium install friction is typical for compiled grammars.
Install
tree-sitter-yaml on PyPI
Before you install
Medium install friction due to compiled wheel distribution across multiple platforms (x86_64, ARM, Windows). Requires Python 3.10 or later. Active maintenance with recent commits and no known vulnerabilities.
Requires Python 3.10 or later; tree-sitter Python bindings must be installed separately to use the grammar for actual parsing.
License in practice
MIT license permits free use, modification, and distribution with minimal restrictions—suitable for both open-source and proprietary projects.
Quickstart
pip install tree-sitter-yaml
import tree_sitter_yaml
# Use with tree-sitter Python bindings to parse YAML documentsVerify before relying
- How to integrate this grammar with tree-sitter Python bindings for practical parsing workflows
- Performance characteristics compared to standard PyYAML or other YAML parsers
- Whether this package provides a high-level API or is primarily for advanced tree-sitter users
Package facts
| License | MIT permissive |
| Python support | Supports the current Python release >=3.10 |
| Install friction | Medium. Platform-specific wheel |
| Runtime dependencies | None |
| Maintenance | Actively maintained 311 days since the last release |
| Last repo commit | |
| First released | |
| Downloads | 6,107,352 / month, #1,970 on PyPI 30-day window, as of 2026-08-14 |
| Known vulnerabilities | None known OSV.dev, checked 2026-08-14 |
| Classifiers | Intended Audience :: DevelopersTopic :: Software Development :: CompilersTopic :: Text Processing :: LinguisticTyping :: Typed |
Evidence: tree_sitter_yaml-0.7.2-cp310-abi3-macosx_10_9_x86_64.whl; tree_sitter_yaml-0.7.2-cp310-abi3-macosx_11_0_arm64.whl; tree_sitter_yaml-0.7.2-cp310-abi3-manylinux1_x86_64.manylinux_2_28_x86_64.manylinux_2_5_x86_64.whl; tree_sitter_yaml-0.7.2-cp310-abi3-manylinux2014_aarch64.manylinux_2_17_aarch64.manylinux_2_28_aarch64.whl; tree_sitter_yaml-0.7.2-cp310-abi3-musllinux_1_2_aarch64.whl; tree_sitter_yaml-0.7.2-cp310-abi3-musllinux_1_2_x86_64.whl; tree_sitter_yaml-0.7.2-cp310-abi3-win_amd64.whl; tree_sitter_yaml-0.7.2-cp310-abi3-win_arm64.whl
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See also tree-sitter-toml · tree-sitter-markdown · tree-sitter-json · tree-sitter-python · tree-sitter-xml · codemod-yaml · tree-sitter-html · tree-sitter-go · tree-sitter-java · dbt-extractor