https://duct.tensflare.com/blog/ Building Duct in public: how it works, what we measured, and what we got wrong. en-gb https://duct.tensflare.com/blog/building-duct-in-public/ https://duct.tensflare.com/blog/building-duct-in-public/ Fri, 09 Oct 2026 12:00:00 GMT Company announcement open source Why we're writing down how Duct works, what's hard about it, and what we get wrong, as we build it. https://duct.tensflare.com/blog/search-four-times-faster/ https://duct.tensflare.com/blog/search-four-times-faster/ Fri, 09 Oct 2026 12:00:00 GMT Engineering search performance sqlite A common word took 114 ms to find in 30,000 documents. Now it takes 28. Two queries were doing work for results nobody would see. https://duct.tensflare.com/blog/the-privacy-ledger/ https://duct.tensflare.com/blog/the-privacy-ledger/ Fri, 09 Oct 2026 12:00:00 GMT Privacy privacy ledger node.js Duct keeps a record of every connection it makes to another computer. Here's how it works, and what it can't see. https://duct.tensflare.com/blog/search-that-respects-sharing/ https://duct.tensflare.com/blog/search-that-respects-sharing/ Fri, 09 Oct 2026 12:00:00 GMT Teams permissions security google drive microsoft 365 On a team server, Duct only shows people the files they could open at the source. How we map sharing to search, and why we fail closed.