| What it does | Fast data grid and pivot table for React and JavaScript with virtual scrolling and Web Worker support
| Analyze time and space complexity, optimize code, and learn algorithms in one connected workflow
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| Stage | Startup
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| Founded | 2026
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| Based in | Not given
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| Pricing model | Freemium
| Free
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| Pricing | Not given
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| Key features | - Virtual scrolling: handles millions of rows with only visible rows in the DOM
- Web Worker offload for filtering and sorting above ~20,000 rows
- Columnar encoding with typed arrays for fast sorting and filtering
- Server-side data loading and filtering
- Sorting and filtering with custom comparators
- Inline editing with validation and lookups
- Multi-level grouping and master-detail views
- Excel and PDF export with styling
- Calculated columns with spreadsheet formulas
- Interactive charts and drill-down
| - Real-time Big O complexity calculation for code snippets
- Support for multiple programming languages
- Best, worst, and average case complexity analysis
- Interactive learning paths for algorithms and data structures
- Pre-built examples for sorting, searching, graph, and other algorithms
- Comparison of original versus optimized code
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| What makes it different | - Free Community edition with no expiry, watermark or license key for commercial use
- Paid versions never expire or lock users out; shipped applications keep running without watermarks
- No license server; keys checked locally via public key compiled into the package
- Handles millions of rows efficiently with only the visible window rendered
| - Unified platform combining analysis, optimization, and learning in one workflow
- Human-friendly explanations prioritizing intuition over jargon
- No account required to access tools and learning material
- Structured learning progression from complexity basics to advanced algorithms
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| Free plan | Not given
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| Open source | Not given
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| Platforms | Not given
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| Public API | Not given
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| Community votes | 0 | 0 |
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| DR (Domain Rating by Ahrefs) | 37 ● no change since last check | 2 ● no change since last check |
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| Trust Flow (Majestic) | 6 | 1 |
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| Citation Flow (Majestic) | 28 | 4 |
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| Referring domains (Majestic) | 26 | 2 |
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KanuniLabs
TCZON