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FlameGraph vs flamebearer: catalog facts
FlameGraph	flamebearer
Free Free under the CDDL-1.0 license.	Free Free and open source under the ISC license.
Command line	Command line
Works with stack samples from several profiling tools Lets you zoom into frames and search the graph	Reads Chrome performance recordings and Node CPU profiles Summarizes CPU offenders, hot lines, and long tasks
Requires stack samples from a separate profiler	Command-line interface with no graphical view
Downloadable app	Downloadable app
Open source	Open source
License: CDDL-1.0	License: ISC
Not stated if an account is needed	Not stated if an account is needed
Not stated if it works offline	Not stated if it works offline
Official website Full listing and sources Checked October 8, 2026	Official website Full listing and sources Checked October 8, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.