Technical retrospectives, game engine deep dives, system architecture breakdowns, and engineering logs by Zajfan.https://zajfan.tnhc.dev/en-ushttps://zajfan.tnhc.dev/devlog/devtrack-1-0-released/https://zajfan.tnhc.dev/devlog/devtrack-1-0-released/DevTrack reaches v1.0 on Windows, macOS, and Linux. One native app for projects, tasks, notes, and time tracking, with Git and GitHub awareness built in and your data kept in a single SQLite file.Fri, 02 Oct 2026 00:00:00 GMThttps://zajfan.tnhc.dev/devlog/architecting-nexus-cloud-control-plane/https://zajfan.tnhc.dev/devlog/architecting-nexus-cloud-control-plane/How we built the control plane backbone for Nexus Systems: service registry, heartbeat reconciliation, federated DNS, and multi-tenant quota scheduling in TypeScript.Fri, 28 Aug 2026 00:00:00 GMThttps://zajfan.tnhc.dev/devlog/engineering-industrial-bakery-erp-dotnet/https://zajfan.tnhc.dev/devlog/engineering-industrial-bakery-erp-dotnet/Architecting the Södervidinge Bakery Enterprise Suite: ASP.NET Core Web API, WPF desktop touch terminals, dynamic ingredient hydration, allergen tracing, and multi-tier clean architecture.Tue, 14 Jul 2026 00:00:00 GMThttps://zajfan.tnhc.dev/devlog/designing-the-nxm-binary-3d-file-format/https://zajfan.tnhc.dev/devlog/designing-the-nxm-binary-3d-file-format/Why Blender's raw memory dump architecture falls short for modern 3D pipelines, and how we architected the .nxm chunked container format using FlatBuffers, BLAKE3 deduplication, and zero-copy streaming.Mon, 10 Aug 2026 00:00:00 GMThttps://zajfan.tnhc.dev/devlog/inside-the-nexuslang-212k-loc-compiler/https://zajfan.tnhc.dev/devlog/inside-the-nexuslang-212k-loc-compiler/A comprehensive tour of the Nexuslang programming language architecture: recursive descent lexing, AST type checking, intermediate representation (IR), and building a robust 1,080+ test suite.Sat, 25 Jul 2026 00:00:00 GMThttps://zajfan.tnhc.dev/devlog/writing-a-browser-engine-from-scratch-in-rust/https://zajfan.tnhc.dev/devlog/writing-a-browser-engine-from-scratch-in-rust/Why and how we built PronBrow Engine: 33,000+ lines of pure Rust implementing an HTML5 tokenizer, CSS cascade and box-model layout, network stack, and 1,200 ES2025 JavaScript features.Thu, 20 Aug 2026 00:00:00 GMThttps://zajfan.tnhc.dev/devlog/building-a-custom-voxel-engine-in-cpp/https://zajfan.tnhc.dev/devlog/building-a-custom-voxel-engine-in-cpp/A deep dive into writing a voxel rendering engine from scratch with OpenGL, Simplex 3D noise generation, and greedy meshing algorithms to minimize GPU draw calls.Sat, 15 Aug 2026 00:00:00 GMT