Effect TS is a TypeScript library that makes error handling explicit in the type system, automatically inferring all possible failure modes from composed functions and propagating them up the call stack. Unlike Promises, which hide failures, Effect forces developers to handle all error cases at compile time, preventing runtime surprises and improving program reliability.
A Moroccan election tracking website displays promises from political parties ahead of the 2026 elections, monitoring 52 commitments worth 2.9 trillion MAD and 2 million promised jobs across parties including PPS, PAM, and Left coalition.