OPEN-SOURCE PROJECT DIRECTORY

Jev project radar

Browse community-built Jev projects, see what they solve and where Jev makes a decision, then open the repository and reviewed source links.

Data imported from AgentBuff Awesome Jev snapshot 2026-09-21 Review method

853open projects

23project categories

587Kcombined GitHub stars

295fixed-source reviews

01 / DIRECTORY

Browse Jev projects

Search by project, author, use, or tag, then filter by category or activity. Open project details to see how it uses Jev and review its source links.

Showing 97–120 of 853 Some public source has been reviewed; inclusion is not a performance or safety endorsement

awesome-jev (AnotiaWang)

AnotiaWang

097

Community Lists

A curated list of awesome Jev / TypeSafe System One applications, libraries, and resources.

BASIC LISTING

This listing includes an overview and project link; a reviewed Jev decision point is not yet available.

Open the project link to review its source material and implementation.

bluenoise

rokcso

098

Context GC & Filter MIT source reviewed

An X/Twitter filtering extension using local rules by default, with optional Jev checks for unmatched replies.

JEV · Decision point

When experimental AI is enabled, Jev evaluates replies missed by rules and local thresholds decide whether to hide them.

Applies reversible local rules first and adds model judgment only when requested.

browser-automationclassification-rankingchrome-extension

jev-drone

RomanSlack

099

High-Frequency & Simulation MIT source reviewed

A MuJoCo drone experiment deriving scene features from camera buffers for Jev tactical advice.

JEV · Decision point

Uses range sectors, obstacle heights and target state to choose maneuvers and assess risk or target loss.

Separates tactical judgments from local guidance, reflexes and flight control.

games-simulationtyped-decisionsdrone

advocaat

pithings

100

SDK & Decision Frameworks MIT source reviewed

A small TypeScript client for asking Jev multiple typed questions about the same data.

JEV · Decision point

Combines yes/no, Choice and Score questions and maps responses to typed values.

Reuses one interface for probabilities, choices and scores.

multilanguage-sdktyped-decisions

jev-code

devagrawal09

101

Agent Tooling

Bounded TypeSafe Jev workflows for coding agents.

BASIC LISTING

This listing includes an overview and project link; a reviewed Jev decision point is not yet available.

Open the project link to review its source material and implementation.

reflex

kshetrajna12

102

Evaluation & Observability

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

BASIC LISTING

This listing includes an overview and project link; a reviewed Jev decision point is not yet available.

Open the project link to review its source material and implementation.

supercov

supercorp-ai

103

Evaluation & Observability MIT source reviewed

A quality and coverage CLI for coding agents: Jev assesses source properties while local coverage highlights testing targets.

JEV · Decision point

Asks Jev about file-quality properties; code composes scores and ordering.

Breaks scores into named properties and caches results by content.

coding-agentscli-git-gatesevaluation-benchmarks

youtube-sponsor-detection

trungdq88

104

Creative Tools source reviewed

YouTube extension detecting sponsored segments from live audio and transcripts using Jev, skipping promotional blocks automatically.

JEV · Decision point

Inspects transcript segments with Jev to identify sponsor reads while browser code handles playback timeline skipping.

Identifies promotional reads on newly released videos immediately without waiting for crowdsourced segment submissions.

creative-multimediadomain-workflows

pg_typesafe

giuliosmall

105

Data & Search MIT source reviewed

A pre-alpha PostgreSQL C extension for calling Jev from SQL for classification, yes/no judgments, and scoring.

JEV · Decision point

Converts SQL input into System One requests and returns answers through database functions.

Adds typed semantic judgments to existing database queries.

database-vectorclassification-ranking

jev-use

savka777

106

Browser & OS Action MIT

Voice and typed computer use for macOS. You say what you want. Jev picks the next on-screen action. macOS performs it. No screenshots: the app reads the screen through the Accessibility tree.

JEV · Decision point

Jev returns a structured decision for the local program; consult the source for the exact decision policy.

Adds structured choices or scores to the workflow; performance and cost benefits have not been independently verified.

browser-automationtyped-decisions

jevmeter

ChetasLua

107

Creative Tools MIT source reviewed

Creates edited videos with score meters by asking Jev to rate transcript sentences against selected rubrics.

JEV · Decision point

Scores transcript sentences with preset questions and scales for meters placed on the video timeline.

Aligns sentence scores with the corresponding video segments for review.

creative-multimediaclassification-rankingdebate

awesome-jev (OmniJev)

OmniJev

108

Community Lists

Papers, open reproductions and independent evaluations behind System One models and Jev.

BASIC LISTING

This listing includes an overview and project link; a reviewed Jev decision point is not yet available.

Open the project link to review its source material and implementation.

Rust CLI powered by Jev from TypeSafe.ai that ranks agent skills for the next step using live session context. Includes Claude Code hooks, structured JSON, abstention, and local feedback. Requires a TypeSafe API key.

BASIC LISTING

This listing includes an overview and project link; a reviewed Jev decision point is not yet available.

Open the project link to review its source material and implementation.

jev-shell-history

mrnugget

110

CLI & Pipelines source reviewed

Fish-style Zsh history suggestion tool ranked by Jev, ordering candidate commands from local history based on context.

JEV · Decision point

Packages current command input and historical candidates into a Jev request, ranking the most plausible command for inline suggestion.

Combines the safety of local shell history with Jev semantic relevance, filtering out stale or risky command candidates.

cli-git-gatesclassification-ranking

captaincore

CaptainCore

111

Security & Guardrails MIT source reviewed

Jev commands in the WordPress toolkit CaptainCore answer structured questions and prioritize malware scanner findings for review.

JEV · Decision point

Sends scan rules, matched snippets, and file context to Jev to assess likely true positives and suggested handling.

Organizes rule-based scan findings into a queue for human review.

security-guardrailscli-git-gatesdomain-workflows

awesome-jev-typesafe

valentynkit

112

Community Lists

Typed decisions with TypeSafe's Jev, the first System One model

BASIC LISTING

This listing includes an overview and project link; a reviewed Jev decision point is not yet available.

Open the project link to review its source material and implementation.

grok-bot-jev

Bodila51

113

Routing & Cost Optimization MIT

Connect TypeSafe Jev to Grok Bot as a cheap decision layer - usage gates, skill template, examples

JEV · Decision point

Jev returns a structured decision for the local program; consult the source for the exact decision policy.

Adds structured choices or scores to the workflow; performance and cost benefits have not been independently verified.

llm-routing-costtyped-decisions

open-jev (daseinlabs)

daseinlabs

114

Evaluation & Observability

One-pass option scoring with a local Gemma 3 4B on Apple silicon via MLX, inspired by jevlike, with a Doom demo.

BASIC LISTING

This listing includes an overview and project link; a reviewed Jev decision point is not yet available.

Open the project link to review its source material and implementation.

typesafe-adblock

realZachi

115

Browser & OS Action MIT source reviewed

An experimental Chrome extension that asks Jev whether candidate DOM elements are ads, then highlights or removes them.

JEV · Decision point

Batches element text, labels, and link information into Noul questions and applies a threshold.

Shows how semantic judgments can be connected to concrete page elements.

browser-automationclassification-ranking

von

wfzyx

116

Evaluation & Observability

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

BASIC LISTING

This listing includes an overview and project link; a reviewed Jev decision point is not yet available.

Open the project link to review its source material and implementation.

jev-trade

aowang-ai

117

Domain & Vertical Tools source reviewed

An experimental Hyperliquid trading bot using Jev to choose long or short and whether to open, close, or hold.

JEV · Decision point

Each asset account sends market state to Jev; execution code places or cancels orders based on the decisions.

Separately records model decisions, order execution, and dashboard state.

finance-quanttyped-decisions

awesome-jev (AppitStudio)

AppitStudio

118

Community Lists

Curated Jev resources and runnable examples for typed AI decisions.

BASIC LISTING

This listing includes an overview and project link; a reviewed Jev decision point is not yet available.

Open the project link to review its source material and implementation.

jev-browser

Ying-Kai-Liao

119

Browser & OS Action MIT source reviewed

A browser library, CLI and MCP server where the caller supplies goals and text while Jev selects actions.

JEV · Decision point

Chooses elements, actions and values, and assesses completion, errors and irreversible steps.

Separates browser-action loops from caller planning and returns status and traces.

browser-automationmcp-integrationscli-git-gates

Prism

irfndi

120

Domain & Vertical Tools MIT source reviewed

A Solana liquidity Agent with Jev shadow judgments compared against rule-based decisions.

JEV · Decision point

Evaluates entry distribution, toxic flow, holding and stress signals for calibration logs.

Adds comparable advisory signals to deterministic trading rules without claiming returns.

finance-quanttyped-decisionsevaluation-benchmarks