Jev GitHub Repositories (2026) · Open Source Tools

An unofficial local visualizer for Jev (TypeSafe): a live view of every call your code makes. Not affiliated with TypeSafe AI.

Natural language Jev-powered AppStore indexing tool: describe an ambiguous feature of an app, get and research matching apps from the US top-charts. Ideal for solo developers doing market research.

Thinking coreutils

🚀🚀 A 0.8B JEV-like multimodal model playing GUI games directly from raw pixels.

Go SDK and CLI for TypeSafe Jev: typed decisions (yes/no, choice, score) from a model

Catch code issues before they catch you.

Voice control for macOS that acts partway through your sentence, built on Jev (TypeSafe)

Semantic decisions as ordinary Ruby #feels?, #decide, #score, Rails validations and pattern matching powered by Jev

The decision layer for your Rails app. A Rails-native wrapper around TypeSafe's Jev System One API: typed, calibrated decisions in your control flow.

A Swift client for TypeSafe AI's Jev — typed judgements, not text

Probabilistic control flow for Ruby and Rails - powered by TypeSafe's Jev

ACP and MCP adapter that bridges TypeSafe Jev with any LLM — computer use and typed decisions alongside Codex, Claude, Grok, and OpenCode.

A self-hosted API and web interface for Laya’s structured decision models, compatible with the TypeSafe Jev API format.

Open infrastructure for training, evaluating, and deploying System 1 decision models across language and multimodal backbones.

an open-source, from-first-principles reconstruction of the ideas behind TypeSafe AI's Jev, written in pytorch

Native DeepSeek Harness (DSH) plugin integrating TypeSafe Jev or Decision api like luna as a System One decision layer for agent selection, supervision, corrections, and approvals.

Awesome Jev: source-backed open-source ecosystem radar, plain-language project discovery, and automatic GitHub sync

A verified, community-maintained catalog of 981 open-source projects built with Jev.