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btop++ vs atop: catalog facts
btop++	atop
Free Free and open source, funded by donations.	Free Free to download and use.
macOS, Linux, Command line	Linux, Command line
Sortable, filterable process list with per-process detail, driven by mouse or keyboard Graphs for CPU, memory, disks and network in one screen	Includes processes that finished during the interval Daily logging for long-term analysis
No native Windows build; on Windows you need WSL It reports and does not manage: there is no alerting or historical logging	Linux only Per-process network data needs an extra kernel module
Downloadable app	Downloadable app
Open source	Closed source
License: Apache-2.0	License not stated
No account needed	No account needed
Works offline	Works offline
Official website Full listing and sources Checked September 20, 2026	Official website Full listing and sources Checked September 23, 2026

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