ordr.trade: on-chain order book exchange on Solana by vansh patelordr.trade: on-chain order book exchange on Solana by vansh patel

ordr.trade: on-chain order book exchange on Solana

vansh patel

vansh patel

ordr is a fully on-chain order book exchange on solana built for open market making. each market maker gets a private order book account, one global vault holds capital across markets, orders are stored as offsets from mid so repricing is one o(1) update, and orders route through ace and jito bam for mev protection. built end to end with oceanlab, plus a browser trading terminal.
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Posted Oct 19, 2026

fully on-chain order book exchange on solana for open market making: private order book per market maker, one global vault, O(1) repricing from mid, and mev protection via ace and jito bam. built end to end with oceanlab, plus a browser trading terminal.