Skim
Free, open-source email client for Windows with AI copilot
What is Skim?
Skim is a Developer Productivity tool. Free, open-source email client for Windows with AI copilot. Skim is free to use. It is available on Windows. It is aimed at developers and productivity enthusiasts.
Skim is a free, open-source email client for Windows with a built-in AI copilot. It features a native Rust core, small size, offline-first design, and instant search. Users can bring their own AI key for additional functionality.
Built for developers and productivity enthusiasts.
Features
AI Copilot
Built-in AI assistant for email tasks
Native Rust Core
Offline-First
Functions without internet connection
Instant Search
Quick search for emails and data
Public API
Use cases
- Manage emails offline without internet access
- Integrate with other tools using the public API
- Use AI copilot for email assistance
Who it's for
Pros & cons
Pros
- Free plan available
- Public API available
- Native Rust core for performance
Cons
No documented limitations yet.
Pricing
Free.
Developer & API
FAQ
What is Skim?
Skim is a Developer Productivity tool. Free, open-source email client for Windows with AI copilot. Skim is a free, open-source email client for Windows with a built-in AI copilot. It features a native Rust core, small size, offline-first design, and instant search. Users can bring their own AI key for additional functionality.
Is Skim free?
Yes, Skim is free to use.
How much does Skim cost?
Skim is free to use.
Does Skim have an API?
Yes, Skim offers a public API for building custom integrations.
What platforms does Skim support?
Skim is available on Windows.
Who should use Skim?
Skim is built for developers and productivity enthusiasts. Common uses: manage emails offline without internet access, integrate with other tools using the public API and use AI copilot for email assistance.
Is Skim open source?
Yes, Skim is open source under the MIT license.
What are the best alternatives to Skim?
Similar tools on AiByts include ShogunAI, Pieces, LobeChat, Bond and Open WebUI.
Details are compiled from Skim's website and public sources, last verified Oct 6, 2026. Features and pricing change — confirm on the official site before you buy.
Try Skim
Free
Tags
- AI Copilot
- Public API
- Free Plan
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