Blog

Engineering notes

Why we made the decisions we made — written for people evaluating whether to trust Rechvix with their books, not for search engines.

20 August 2026

Why Rechvix Never Uses Floats for Money

₹0.01 can't be represented exactly in binary floating point. Why that's not a rounding-error footnote for a billing system — it's a compliance and trust problem — and what NUMERIC plus an internal Money type actually buys you.

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1 September 2026

Why Rechvix Is Self-Hosted by Default

No mandatory cloud dependency, no phone-home telemetry. What actually needs the internet (GST e-Invoice/e-Way Bill, because the law requires it) versus what doesn't (everything else) — and why that split is deliberate.

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