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Dev Toolbox vs Boop: catalog facts
Dev Toolbox	Boop
Free Free and open source under the GPL-3.0-or-later licence.	Free Free and open source.
Linux	macOS
Many small developer tools in one app Works locally instead of pasting data into websites	Keeps sensitive text on your machine instead of online tools Many built-in actions for JSON, Base64, URL encoding and hashing
Linux only Covers quick tasks rather than full workflows	macOS only Plain text only, with no file handling
Downloadable app	Downloadable app
Open source	Open source
License: GPL-3.0-or-later	License not stated
No account needed	No account needed
Works offline	Works offline
Official website Full listing and sources Checked October 1, 2026	Official website Full listing and sources Checked October 1, 2026

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