macOS
brew install flamebearerlocal Homebrew formula metadata
安装
brew install flamebearerlocal Homebrew formula metadata
概览
Blazing fast flame graph tool for V8 and Node
历史
flamebearer is a JavaScript CPU trace analysis CLI for Chrome DevTools performance recordings and Node `.cpuprofile` files. The current README positions it as a compact text-summary tool rather than an HTML flame-graph renderer.
The official GitHub repository was created in 2018 and was formerly available under Mapbox; GitHub now redirects the Mapbox URL to mourner/flamebearer. The README says version 1 generated an HTML flamegraph for Node traces, then the project lay dormant after 2018.
In 2026 the project was revived with a new purpose: a CLI-oriented analyzer for performance optimization loops, especially useful for agents and humans reading CPU traces without opening a GUI.
The package's adoption niche is Node and browser performance work. It can be installed globally with npm, used through `flamebearer-node` to profile a script, or pointed at Chrome trace and Node CPU profile files.
Its README explicitly leaves GUI flamegraph browsing to Speedscope and instead optimizes for one-page terminal summaries, drill-down flags, source-map support, hot source lines, and long-task visibility.
Typical commands include `flamebearer-node bench.js`, `flamebearer profile.json.gz`, and `flamebearer CPU.*.cpuprofile`. Drill-down flags restrict stacks, threads, row counts, and time ranges.
The tool does not document a persistent config file or credentials file; usage is command-line and profile-file driven.
flamebearer is interesting because it changed identity without abandoning the package: from a Node HTML flamegraph generator inspired by earlier profiling tools into a fast textual trace summarizer aimed at modern command-line workflows.
It sits in the flamegraph family tree but intentionally chooses a terminal-first UX, which makes it attractive for CI logs, scripted profiling runs, and automated performance investigations.
安全态势
narrow executable package without higher-risk signals.
绿色 风险 · 低 置信度 · appliance
在无人值守的代理使用前,请检查该工具是否读取明文凭据、写入远程状态、发布制品或调用插件。
可执行文件
| 命令 | 类型 | 暴露范围 | 备注 |
|---|---|---|---|
flamebearer | cli | 全局可执行文件 |
新鲜度
这些信号区分页生成时间、软件包管理器活动和上游发布比较。只有存在证据 URL 和可比较版本时,才会提示版本落后。
https://github.com/mapbox/flamebearer
安装元数据
| 软件包键 | brew:flamebearer |
|---|---|
| 版本 | 2.1.0 |
| 软件包管理器 | Homebrew |
| 软件包管理器页面 | https://formulae.brew.sh/formula/flamebearer |
| 主页 | https://github.com/mapbox/flamebearer |
| 仓库 | https://github.com/mapbox/flamebearer |
| 上游文档 | https://github.com/mourner/flamebearer#readme |
| 许可证 | ISC |
| 源码归档 | https://registry.npmjs.org/flamebearer/-/flamebearer-2.1.0.tgz |
| 最后更新 | 2026-06-27T12:34:32Z |
| Pulse | updated |
| 依赖 | node |
| Bottle | 可用 (于 all) |
| Homebrew post-install | 未定义 |
| 服务 | 未声明 |
注册表事实
| Source Database | Homebrew formula API |
|---|---|
| Tap | homebrew/core |
| Full Name | flamebearer |
| Version Scheme | 0 |
| Revision | 0 |
| Bottle Stable Root URL | https://ghcr.io/v2/homebrew/core |
| Deprecated | no |
| Disabled | no |
| Keg Only | no |
| URL Keys |
|
来源线索
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View the package source record on GitHub.