Live
QueryIQ
Live, in-browser SQL practice
A new SQL puzzle every day, running 100% in your browser via SQLite compiled to WebAssembly. No signups, no install — just write SQL, get graded, and build a streak. Includes a free-form playground for exploring the dataset.
ReactTypeScriptViteTailwind CSSsql.jsCodeMirror
// Features
▹Daily SQL puzzle with instant grading
▹Free-form SQL playground against the same dataset
▹Syntax-highlighted editor with autocomplete
▹Schema browser with table/column reference
▹Streak tracking stored in browser — no account needed
▹Runs entirely client-side via SQLite WASM
// Stats
EngineSQLite
Daily Reset12 AM PT
CostFree