AG Grid locks audit trail, workflow states, and rules engine behind $1,500+/dev/yr. RGGrid ships all free. Built for internal tools, CRMs, and admin panels in React. What's free: → Audit trail — cell edits logged with user + timestamp → Workflow states — draft/review/approved flows in config → Rules engine — sync and async cell validation → Row drag-to-reorder → Tree rows — sort, filter, and pagination compatible → Deterministic plugin system TypeScript-first. SSR-safe. No wrapper components.