https://noyalib.com/ The YAML 1.2 engine for Rust, WebAssembly and AI agents. Every official test case. Zero unsafe code. Six products at one version, drop-in to MCP server. en https://noyalib.com/about/ noyalib is built by Sebastien Rousseau with contributors. Why it exists, how it is run, and what it will and will not do. https://noyalib.com/about/ Sebastien Rousseau https://noyalib.com/compliance/ The artefacts a regulated buyer asks for, in every noyalib release: a CycloneDX SBOM, SLSA level 3 provenance, sigstore signatures, vetted dependencies. https://noyalib.com/compliance/ Sebastien Rousseau https://noyalib.com/conformance/ 406 of 406 official YAML test cases through six entry points, zero unsafe code, fifteen fuzz targets, Miri, and a 131-probe family scorecard rated A+. https://noyalib.com/conformance/ Sebastien Rousseau https://noyalib.com/contact/ How to reach the noyalib maintainers: discussions for questions, issues for bugs and feature requests, and a private channel for security reports. https://noyalib.com/contact/ Sebastien Rousseau https://noyalib.com/docs/ Install the library, the CLI, the language server, the MCP server and the WebAssembly build, with a ten-line example for each and links to the reference. https://noyalib.com/docs/ Sebastien Rousseau https://noyalib.com/faq/ Short answers about noyalib: how it compares with serde_yaml and its forks, what it does with comments, tags and YAML 1.1, and how fast it is. https://noyalib.com/faq/ Sebastien Rousseau https://noyalib.com/legal/ The licences noyalib ships under, what the website collects (nothing), which third parties it contacts (none), and the trade marks it refers to. https://noyalib.com/legal/ Sebastien Rousseau https://noyalib.com/mcp/ noyalib-mcp gives an assistant three tools to read and change YAML without losing a comment. Install with npx, configure Claude, Zed or Continue in one block. https://noyalib.com/mcp/ Sebastien Rousseau https://noyalib.com/news/ Release notes and announcements for noyalib and its five companion crates: a note when a release changes something that affects your documents. https://noyalib.com/news/ Sebastien Rousseau https://noyalib.com/404/ The address did not match a page on noyalib.com. It may be mistyped, or the page may have moved. The home page and the sitemap list everything that exists. https://noyalib.com/404/ Sebastien Rousseau https://noyalib.com/playground/ Paste YAML and see the JSON the parser produces, then turn it back. The published noyalib-wasm bundle runs inside your tab; nothing is uploaded. https://noyalib.com/playground/ Sebastien Rousseau https://noyalib.com/migration/ serde_yaml is archived. Rename the package to noyalib-serde-yaml in Cargo.toml and keep every call site. Guides cover serde_yml, serde-yaml-ng and more. https://noyalib.com/migration/ Sebastien Rousseau https://noyalib.com/security/ No unsafe code, limits for untrusted input, signed and attested releases, SBOMs, cargo-deny, cargo-vet and a private reporting channel. https://noyalib.com/security/ Sebastien Rousseau https://noyalib.com/solutions/ Read YAML into Rust structs, replace serde_yaml without source changes, format and validate in CI, edit in your editor or by an agent, parse in the browser. https://noyalib.com/solutions/ Sebastien Rousseau https://noyalib.com/ecosystem/ Six products, one parser: the library, the serde_yaml drop-in, the CLI, the language server, the MCP server and the WebAssembly build, released at one version. https://noyalib.com/ecosystem/ Sebastien Rousseau https://noyalib.com/news/noyalib-v0-0-33/ Release notes for noyalib v0.0.33: every crate at one version, a repository standard across all six, a lossless-edit layout fix, and a demo on the real engine. https://noyalib.com/news/noyalib-v0-0-33/ Sebastien Rousseau https://noyalib.com/news/noyalib-v0-0-34/ Release notes for noyalib v0.0.34: property tests, structure-aware and no_std fuzzing, the arbitrary feature, a parser fix, and the suite through every crate. https://noyalib.com/news/noyalib-v0-0-34/ Sebastien Rousseau https://noyalib.com/news/noyalib-v0-0-35/ Release notes for noyalib v0.0.35: machine-checked input budgets, a wasip2 build, a GitHub Action, pre-commit hooks, a VS Code extension, stateless MCP tools. https://noyalib.com/news/noyalib-v0-0-35/ Sebastien Rousseau https://noyalib.com/news/noyalib-v0-0-36/ Release notes for noyalib v0.0.36: CST stream errors located in the stream, the yaml-test-suite run as 7,488 streams, and the three scanner defects it found. https://noyalib.com/news/noyalib-v0-0-36/ Sebastien Rousseau https://noyalib.com/news/noyalib-v0-0-37/ Release notes for noyalib v0.0.37: a lockstep release whose one change is the noyalib-wasm npm package gate, repaired for npm 12 and back to publishing. https://noyalib.com/news/noyalib-v0-0-37/ Sebastien Rousseau https://noyalib.com/news/noyalib-v0-0-38/ Release notes for noyalib v0.0.38: no unpinned npm command left in any workflow, registry probes verify tarballs by hash, and a fixture that uses most of YAML. https://noyalib.com/news/noyalib-v0-0-38/ Sebastien Rousseau https://noyalib.com/news/noyalib-v0-0-39/ Release notes for noyalib v0.0.39: twenty spec-torture documents cross-checked against libyaml and go-yaml, and the three parser defects they uncovered. https://noyalib.com/news/noyalib-v0-0-39/ Sebastien Rousseau https://noyalib.com/news/noyalib-v0-0-40/ Release notes for noyalib v0.0.40: all six crates in the family now hold the OpenSSF Best Practices passing badge, each answered from its own verified evidence. https://noyalib.com/news/noyalib-v0-0-40/ Sebastien Rousseau https://noyalib.com/news/noyalib-v0-0-41/ Release notes for noyalib v0.0.41: the September GitHub Actions bumps across the family, and a look at the three defects the corpus tests caught in v0.0.40. https://noyalib.com/news/noyalib-v0-0-41/ Sebastien Rousseau https://noyalib.com/news/noyalib-v0-0-42/ Release notes for noyalib v0.0.42: the VS Code extension is bundled, carries an icon and a licence, and the release can now publish it to the Marketplace. https://noyalib.com/news/noyalib-v0-0-42/ Sebastien Rousseau https://noyalib.com/news/noyalib-v0-0-43/ Release notes for noyalib v0.0.43: the VS Code publish step stops parsing error text, and the deadline on its credential is written down where it matters. https://noyalib.com/news/noyalib-v0-0-43/ Sebastien Rousseau https://noyalib.com/news/noyalib-v0-0-53/ Release notes for noyalib v0.0.53: every parser budget now applies to typed targets (GHSA-4xcc-23fx-w2wj), and the family stays green on Rust 1.99. https://noyalib.com/news/noyalib-v0-0-53/ Sebastien Rousseau https://noyalib.com/news/noyalib-v0-0-54/ Release notes for noyalib v0.0.54: bounded readers, an MCP server confined to one directory and strict by default, and atomic writes in the CLI. https://noyalib.com/news/noyalib-v0-0-54/ Sebastien Rousseau https://noyalib.com/news/noyalib-v0-0-55/ Release notes for noyalib v0.0.55: every loader enforces every limit, long lines parse in linear time, and thirteen security advisories. https://noyalib.com/news/noyalib-v0-0-55/ Sebastien Rousseau https://noyalib.com/news/noyalib-v0-0-56/ Release notes for noyalib v0.0.56: a nesting ceiling on every path, early max_events refusal, the MCP npm wrapper, and CVE requests for the advisories. https://noyalib.com/news/noyalib-v0-0-56/ Sebastien Rousseau https://noyalib.com/news/noyalib-v0-0-57/ Release notes for noyalib v0.0.57: six parse fixes found by differential fuzzing, typed keys read as written, and safer CST edits. https://noyalib.com/news/noyalib-v0-0-57/ Sebastien Rousseau