All decision model projects
2823 public apps, SDKs, integrations, demos and write-ups built on decision models. Projects with working code come first.
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MCP server that takes a whole browser task (URL, goal, checks) in one call and drives Chrome server-side with a decision model.
MCP serverbetaPythonCodex and Claude Code Stop hook that asks Jev how many asks and points a long agent message has, pacing multi-ask messages.
HookbetaPythonChinese Chrome extension that guesses whether Taobao and JD sellers give a two-day weekend and stamps PASS on suspected others.
ProjectbetaJavaScriptClaude Code plugin that finds fuzzy decision points in an app and ranks where a Jev question could replace them, with precedents.
ProjectbetaPythonAndroid chat co-pilot that reads the active chat via Accessibility and returns typed verdicts on intent, emotion and risk; never replies.
AppbetaKotlinLocal service to define, test and publish versioned Jev judgment functions, callable over HTTP by backends and over MCP by agents.
MCP serverbetaTypeScriptToolkit for Jev decision contracts: compiled policies, egress controls, tracing, stability checks and certified decision SLOs.
ProjectbetaTypeScriptAnalytics engine that rates published posts on pre-registered rubrics with Jev and tests ratings against real engagement.
ProjectbetaTypeScriptAndroid and Windows message-priority assistant where Jev scores urgency and reply-now for each message and sorts them by colour.
ProjectbetaKotlinWindows version of XianHui that OCRs the visible WeChat window locally and uses Jev to rank which messages must be answered first.
ProjectbetaPythonDecision-forensics library that explains a Jev answer by ablating parts of the input and measuring how far the probability moves.
ProjectbetaPythonNushell module for TypeSafe's System One API: pipe content in, ask noul, choice and score questions, and filter on the numbers.
ServicebetaNushellNeovim plugin that asks every function in the buffer a plain-language question with Jev and lists hits in quickfix ranked by probability.
PluginbetaLuaLocal Telegram filter that batches channel messages to Jev or a local Laya model and keeps only those matching your conditions.
ProjectbetaPythonUnofficial Python adapter that brings Jev verification, classification and scoring into the Mellea framework as Requirements.
ProjectbetaPythonPostgreSQL toolkit with 41 Jev-powered semantic operators and natural-language-to-SQL, leaving joins and arithmetic to SQL.
ProjectbetaPythonBash-native CLI that filters any stream by meaning with Jev, like grep for semantics, so an agent wakes only for lines that matter.
ProjectbetaTypeScriptThree open 4B decision models for English, Turkish and German that serve the Jev /v1/systemone API on a CPU in about 3 GB of RAM.
ServicebetaPythonCLI that grades the coding-agent sessions on your disk (Claude Code, Codex, opencode, Gemini CLI) with Jev for cents.
CLIbetaTypeScript.NET 10 tooling for Jev: an AOT-safe typed client with retries and DI, plus a stdio MCP server with evaluate and batch tools.
ProjectbetaC#Open-source BYOK arena where Jev faces another model as a judge on your question, with blind voting before costs are revealed.
ProjectbetaTypeScriptObsidian plugin that ranks existing vault folders and tags for the active note with Jev and only moves or tags after you confirm.
ProjectbetaTypeScriptPermission-aware document library using Jev or Cloudflare Clef for hierarchical search, passage scoring and automatic filing.
LibrarybetaTypeScriptManifest V3 Chrome port of jev-ultrafast that drives your current tab, with Jev choosing each operation and element.
Browser extensionbetaTypeScriptRust streaming event bus whose routing is decided by Jev, one question per subscription, with deliver, review or drop thresholds.
ProjectbetaRustZero-dependency Android app that judges the visible WeChat message's intent, emotion, urgency and reply posture with Jev.
AppbetaJavaCompiler that turns agent rules in CLAUDE.md and similar files into testable Jev programs: typed questions plus a coded verdict.
ProjectbetaTypeScriptpytest-style tool that pins fixtures and expected Jev answers, then fails a model upgrade when answers flip or confidence drops.
ProjectbetaPythonOne-page web app where Jev plays chess against OpenRouter LLMs, Stockfish or you, showing the moves it weighed and their probabilities.
AppbetaJavaScriptNode quality gate that scores each diff, commit message and doc set with three Jev Score lenses and a security Noul.
CLIbetaTypeScript