Writing math notes in Obsidian, I kept knowing what I wanted (definite integral, matrix, partial) and forgetting the long command. LaTeX Autofill is a free MIT Obsidian community plugin: inside $…$ / $$…$$ , type English or Chinese meaning ( integral / 定积分 , matrix / 矩阵 , partial / 偏导数 ), press Enter for a full template, then Tab / Shift+Tab between placeholders. A Σ search window can insert or copy. Offline — no network or AI calls. ~236 curated entries + ~1,000-command table....