Fsrs Parameter Optimizer
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Overview
Optimize your Anki FSRS spaced repetition parameters directly in your browser — no server required.
Upload your Anki review log CSV file, configure your timezone and preferences, and get optimized FSRS parameters in seconds. The extension runs the official FSRS-rs algorithm compiled to WebAssembly for near-native performance.
Features:
- WASM-Powered: Runs the official FSRS algorithm via WebAssembly
- 100% Offline: All computation happens locally — your data never leaves your machine
- Dual Mode: Generates parameters for both short-term enabled and disabled modes
- Fast: Get results in seconds with no server round-trips
- Simple: Drag-and-drop CSV upload with an intuitive interface
- Supports files up to 100MB
How to use:
1. Export your Anki review logs as a CSV file
2. Upload the CSV file into the extension
3. Configure your timezone and settings
4. Click "Optimize Parameters"
5. Copy the optimized parameters into Anki
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