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Whiteboard

A canvas for thoughtful software development with interactive visual diffs and
3 ratings3.54
Saves93
CategoryDeveloper Tools
PlatformWeb
PricingFree

Whiteboard is an open-source desktop application available on macOS, Windows, and Linux. It provides an extensible interface for software developers to visualize diffs with architectural diagrams, pseudocode, and semantic views, and to audit agent trajectories for software correctness. It supports plugin extensibility and is designed for deep code reviews and development analysis.

open-source

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3.54

3 reviews

Product
4.04
Design & Polish
3.04
Performance
3.54
Mobile PageSpeed
Performance
67 out of 100, Needs improvement
Accessibility
96 out of 100, Good
Best Practices
100 out of 100, Good
SEO
100 out of 100, Good

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Information

CategoryDeveloper Tools
PlatformsWeb
PricingFree
AccountNot confirmed
ListedOctober 2026
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Website checks

Mobile PageSpeed
Performance
67 out of 100, Needs improvement
Accessibility
96 out of 100, Good
Best Practices
100 out of 100, Good
SEO
100 out of 100, Good

Around the Web

Product Hunt93 source points · 9 comments

Clicking a sequence diagram and landing in the underlying code is exactly what's missing when reviewing agent PRs. Do the canvas drawings stay in sync when the code changes later, or are they snapshots of that session?

thamibenjelloun · Imported from Product Hunt

Interesting, this will help me keep tabs on my codebase as AI inevitably grows it beyond my understanding. I no longer have to trust LLM answers on the actual architecture of my codebase or new feature. Is this useful for auditing workflows in codified agents?

max_reynolds1 · Imported from Product Hunt

Hi Sid ;) I've lost the thread in a wall of terminal output more times than I would love to admit, and usually right after letting an agent run loose. seeing the steps laid out where I can poke at any piece caught my interest, I love it !

amine_aziz_alaoui · Imported from Product Hunt