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JEV

Open-source directory

Every project here really calls Jev in its source · refreshed daily

788projects
182runnable here
765code receipts

ALL 788 PROJECTSEvery project

scripts/jev_probe.mjs
questions: {
  requested: boolean,
  issued: boolean,
  route: choice,
  // +1
}
runnable
@TianyuCodings1.1k

NanoJev

A nano replica of Jev: parallel decisions, dynamic candidates, and an end-to-end training pipeline.

Open reproductionsPython
playground/src/lib/kev.ts
questions: {
  department: choice,
  return_reason: choice,
  requested_resolution: choice,
  // +2
}
runnable
@jaredpalmer617

kev

tiny Jev-like model built on top of Qwen2.5-0.5B you can train and run on your MacBook

Open reproductionsPython
docs/app.js
questions: {
  queue: choice,
  escalate: boolean,
  urgency: score,
  // +1
}
runnable
@kshetrajna1280

reflex

A small open decision model: state + typed questions -> calibrated probabilities. A Jev / System One re-creation on Qwen3.5.

Open reproductionsPython
examples/intent_routing.py
questions: {
  intent: choice,
  needs_reasoning: score,
}
runnable
@wfzyx48

von

The open-source System One decision model. Sub-15ms, non-autoregressive, local drop-in alternative to TypeSafe Jev.

Open reproductionsPython
examples/m3_typesafe_sdk_demo.py
questions: {
  department: choice,
  urgent: boolean,
  frustration: score,
}
runnable
@deepanwadhwa29

OpenDecision

OpenDecision is an open-source semantic decision engine like typesafe's jev.

Open reproductionsPython
tools/verify_api.py
questions: {
  binary: boolean,
  rating: score,
}
runnable
@Argos111115

jev_local

Replicating Jev with a local LLM

Open reproductionsPython
scripts/test_official_jev.py
questions: {
  department: choice,
  frustration: score,
  is_urgent: boolean,
}
runnable
@GPT-AGI2

OpenJev

Jev-compatible System 开源Jev

Open reproductionsPython
src/diffusion_jev/benchmark_cases.py
questions: {
  enabled: boolean,
  color: choice,
  progress: score,
}
runnable
@Saik0s2

diffusiongemma-jev-macos

Local JEV-style decisions with DiffusionGemma on Apple Silicon, with benchmarks and coding-agent examples.

Open reproductionsPython
tests/test_core.py
questions: {
  composition: choice,
  legibility: boolean,
}
runnable
@andrueandersoncs1

visual-jev

Image-native typed decisions with shared visual encoding and Qwen3-VL

Open reproductionsPython
scripts/jev_conformance.py
questions: {
  billing: boolean,
  urgent: boolean,
  team: choice,
  // +1
}
runnable
@zerodegress1

jevinf

Jev-like model inference engine + Jev-compatible API

Open reproductionsPython