A language with lexical effect handlers and lightweight effect polymorphism

Effect introduction about the whys, helping transitioning from raw TypeScript to Effect TypeScript

🪻 A Type-Safe, Purely Functional Effect System for Asynchronous and Concurrent F#

Libraries for the Effectful Haskell effects system

Latticra is an evidence-bound systems substrate for Linux-era and AI-era computing. Its purpose is to make system actions, automation, tool execution, and agentic workflows safer through deny-by-default authority, contract-first validation, cryptographic verification, no-effect reporting, runtime gating, and auditable evidence.