JavaScript

A language-specific implementation of OpenTelemetry in JavaScript (for Node.js & the browser).

这是 OpenTelemetry JavaScript 的文档。 OpenTelemetry 是一个可观测性框架，这个框架提供了 API、SDK 以及一系列工具，用于辅助生成以及收集应用程序的遥测数据，比如指标（metrics）、日志（logs） 和链路追踪（trace），通过本文档，你会了解如何开始使用 OpenTelemetry JavaScript。

状态以及版本发布

OpenTelemetry JavaScript 的当前主要功能组件状态如下：

我们可以在 Releases 中找到所有已发布的版本，包括 latest release。

Version Support

OpenTelemetry JavaScript supports all active or maintenance LTS versions of Node.js. Previous versions of Node.js may work, but are not tested by OpenTelemetry.

OpenTelemetry JavaScript has no official supported list of browsers. It is aimed to work on currently supported versions of major browsers.

OpenTelemetry JavaScript follows DefinitelyType’s support policy for TypeScript which sets a support window of 2 years. Support for TypeScript versions older than 2 years will be dropped in minor releases of OpenTelemetry JavaScript.

For more details on runtime support see this overview.

Repositories

OpenTelemetry JavaScript consists of the following repositories:

• opentelemetry-js, core repository containing the core distribution API and SDK.
• opentelemetry-js-contrib, contributions that are not part of the core distribution of the API and SDK.

Help or Feedback

If you have questions about OpenTelemetry JavaScript, please reach out via GitHub Discussions or the [#otel-js] channel on CNCF Slack.

If you want to contribute to OpenTelemetry JavaScript, see the contributing instructions