Mog Blog https://sheetmog.ai/blog Engineering updates, tutorials, and announcements from the Mog team. en-us Wed, 15 Apr 2026 00:00:00 GMT Inside Mog: How We Built a Spreadsheet Engine in Rust https://sheetmog.ai/blog/architecture-deep-dive https://sheetmog.ai/blog/architecture-deep-dive A technical deep dive into Mog's architecture: 21 Rust crates, a custom bridge framework, binary wire protocol for 60fps rendering, and CRDT collaboration. Wed, 15 Apr 2026 00:00:00 GMT Mog Team engineering architecture rust Why Mog Renders Every Pixel on Canvas https://sheetmog.ai/blog/canvas-rendering-engine https://sheetmog.ai/blog/canvas-rendering-engine A technical deep-dive into Mog's canvas rendering engine: why we abandoned the DOM, the binary wire protocol that delivers viewport data at 60fps, spatial indexing for hit-testing, and multi-layer composition. Wed, 15 Apr 2026 00:00:00 GMT Mog Team engineering rendering canvas performance Why We Chose CRDTs Over OT for Spreadsheet Collaboration https://sheetmog.ai/blog/crdt-design-decisions https://sheetmog.ai/blog/crdt-design-decisions A technical deep dive into Mog's collaboration design: why we chose CRDTs over Operational Transformation, how the Cell Identity Model makes concurrent structural edits composable, and the trade-offs we accepted. Wed, 15 Apr 2026 00:00:00 GMT Mog Team engineering collaboration crdt Inside Mog's Formula Engine: Parsing and Evaluating 582 Functions https://sheetmog.ai/blog/formula-engine-deep-dive https://sheetmog.ai/blog/formula-engine-deep-dive A deep dive into how Mog parses and evaluates Excel formulas: a hand-written recursive descent parser, incremental dependency graph recalculation, dynamic arrays, and 582 function implementations in Rust. Wed, 15 Apr 2026 00:00:00 GMT Mog Team engineering formulas rust parser Introducing Mog: An Open-Source Spreadsheet Engine https://sheetmog.ai/blog/introducing-mog https://sheetmog.ai/blog/introducing-mog Today we're open-sourcing Mog — a spreadsheet engine built from scratch in Rust. 500+ Excel-compatible functions, CRDT collaboration, canvas rendering, and SDKs for Node.js, Python, and the browser. Wed, 15 Apr 2026 00:00:00 GMT Mog Team announcement launch Mog Performance: Rust + WebAssembly vs. JavaScript Spreadsheets https://sheetmog.ai/blog/performance-benchmarks https://sheetmog.ai/blog/performance-benchmarks Early performance analysis of Mog's Rust/WebAssembly compute engine compared to JavaScript-based spreadsheet libraries. Wed, 15 Apr 2026 00:00:00 GMT Mog Team performance benchmarks wasm The Spreadsheet Landscape: Where Mog Fits https://sheetmog.ai/blog/spreadsheet-landscape https://sheetmog.ai/blog/spreadsheet-landscape How Mog compares to Excel, Google Sheets, Handsontable, SheetJS, and other tools — and when you should (or shouldn't) use it. Wed, 15 Apr 2026 00:00:00 GMT Mog Team comparison ecosystem