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Pharo vs Glamorous Toolkit: catalog facts
Pharo	Glamorous Toolkit
Best for: Developers curious about live, Smalltalk-style object-oriented programming	Best for: Developers analysing large or unfamiliar systems who want tailored tools
Free Free and open source.	Free Free and open-source software.
Windows, macOS, Linux	Windows, macOS, Linux
Live environment with immediate feedback while coding Debugger can restart methods and create code on the fly All 4 strengths for Pharo Live environment with immediate feedback while coding Debugger can restart methods and create code on the fly Very small, consistent syntax Free MOOC for learning	Lets you build custom views and tools for a specific codebase or dataset Combines code, data exploration and documentation in one environment All 4 strengths for Glamorous Toolkit Lets you build custom views and tools for a specific codebase or dataset Combines code, data exploration and documentation in one environment Programmable AI agents whose actions can be inspected Runs on Mac, Linux and Windows
Image-based workflow differs from file-based tools most developers know Smaller ecosystem than mainstream languages	Unusual working style that takes time to learn Most useful once you invest in building your own tools
Downloadable app	Downloadable app
Open source	Open source
License: MIT	License: MIT
No account needed	Not stated if an account is needed
Offline features available	Not stated if it works offline
Official website Full listing and sources Sources for Pharo pharo.org Catalog checked October 2, 2026	Official website Full listing and sources Sources for Glamorous Toolkit gtoolkit.com Catalog checked October 2, 2026

“Not stated” means we have not confirmed it. Features can vary by device and plan.