The latest articles on DEV Community by Ankit Chauhan (@ankitc1010). https://dev.to/ankitc1010 https://media2.dev.to/dynamic/image/width=90,height=90,fit=cover,gravity=auto,format=auto/https:%2F%2Fdev-to-uploads.s3.us-east-2.amazonaws.com%2Fuploads%2Fuser%2Fprofile_image%2F4200607%2Fa4f0ba83-582b-4231-b7ab-9911856b3ce2.jpg https://dev.to/ankitc1010 en Ankit Chauhan Thu, 22 Oct 2026 13:40:18 +0000 https://dev.to/ankitc1010/d3-force-wasm-same-output-as-d3-force-to-the-last-bit-5x-faster-one-line-switch-3m51 https://dev.to/ankitc1010/d3-force-wasm-same-output-as-d3-force-to-the-last-bit-5x-faster-one-line-switch-3m51 <p>A Zig → WebAssembly port of d3-force. The interesting part is keeping it bit-exact: only correctly rounded float ops in wasm, d3's exact operation order, and an O(n) radix-sort tree build that reproduces d3-quadtree's tree exactly. A parity harness compares every node after every tick; I validated the harness by planting 5 bugs (including a 1-ulp reassociation) and checking it caught them all.</p> <p>Zero runtime dependencies, wasm inlined, 25 kB on npm.</p> <p>Demo: <a href="https://ankitc1010.github.io/d3-force-wasm/" rel="noopener noreferrer">https://ankitc1010.github.io/d3-force-wasm/</a><br> GitHub: <a href="https://github.com/ankitc1010/d3-force-wasm" rel="noopener noreferrer">https://github.com/ankitc1010/d3-force-wasm</a></p> ai webdev programming productivity