by mourner · Agent Tool · ★ 1.7k
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🔥 flamebearer A JavaScript CPU trace analysis tool for agents and humans. Designed for performance optimization loops. Reads Chrome DevTools Performance recordings ( / ) and Node files, and prints a compact, structured text summary — top CPU offenders, hot source lines, long tasks, with a way to drill down further. No HTML, no GUI: Speedscope already nails that. Usage With no flags, you get a one-page summary per thread — the answer to “what should I look at in this trace”. Sample output Sources: file:///Users/mourner/projects/supercluster/ === CPU.20260521.160113.74872.0.001 === samples: 4277 busy: 5309.5 ms (99.9%) idle: 6.2 ms Heaviest stacks: (% of thread busy) 83.6% run → (anonymous) → load 63.2% cluster → withinInto 10.0% sqDist 18.1% createTree → finish → sort 16.4% sort → sort → sort 13.6% sort Top CPU (self
| Stars | 1,658 |
| Forks | 28 |
| Language | JavaScript |
| Category | Agent Tool |
| License | ISC |
| Quality Score | 68.8256339478657/100 |
| Last Updated | 2026-06-27 |
| Created | 2018-03-29 |
| Platforms | node |
| Est. Tokens | ~14k |
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flamebearer is A JavaScript CPU trace analysis tool for agents and humans. It is categorized as a Agent Tool with 1.7k GitHub stars.
flamebearer is primarily written in JavaScript. It covers topics such as javascript, node, performance.
You can find installation instructions and usage details in the flamebearer GitHub repository at github.com/mourner/flamebearer. The project has 1.7k stars and 28 forks, indicating an active community.
flamebearer is released under the ISC license, making it free to use and modify according to the license terms.
The top alternatives to flamebearer on Agent Skills Hub include fragments, shortest, ax. Each offers a different approach to the same problem space — compare them side-by-side by stars, quality score, and community activity.