A free GitHub project directory for the TypeSafe Jev / System One model.Explore official SDKs, agent tools, open-source alternatives and Jev news.

Data updated

  • Local OpenAI/Anthropic/Responses-compatible proxy that uses TypeSafe Jev to route model and thinking level after protocol, context, and quota filtering; records each turn.

    xinyao27/jevonian · Go

    284
    proxyroutertypescript
  • Jev-powered plugins for coding agents

    PanAchy/jevvy · TypeScript

    282
    ai-agentsclaude-codecoding-agentsopencodepermissionsshell
  • LLM plugin for accessing Jev and other TypeSafe AI models

    simonw/llm-typesafe · Python

    282
    python
  • TypeSafe Jev controls original StarCraft shareware through keyboard and mouse with recorded action probabilities.

    phyous/tsai-sc · Python

    284
  • Claude Code plugin: Jev for rule checks, verbatim compaction, and prompt routing

    0x7067/claude-jev · TypeScript

    277
    claude-codeclaude-code-pluginpython
  • Software, by reflex. A sentence becomes a call of a small program, chosen by Jev, TypeSafe AI's classifier, and run only when it is sure enough. Reflexes are recipes anyone can write, share and improve. A CLI you talk to, a package manager for reflexes from git, and a TypeScript SDK.

    evoke-build/evoke · Rust

    271
    classificationclassification-algorithmclassification-modelclassification-modelsclassifierclassifier-modeldependency-management
  • Fast browser and macOS computer use for MCP agents. Local execution, TypeSafe Jev decisions, verified outcomes.

    bgivenb/flick-computer-use · TypeScript

    270
    ai-agentsbrowser-automationcomputer-usemacosmcptypescript
  • Probability-aware evaluation for typed decision models: calibration, selective risk, latency, and reproducible benchmarks.

    AbdelStark/jev-benchmarks · Python

    275
    pythonbenchmarkingcalibrationevaluation
  • 位于 nginx 与大模型后端之间的前置过滤反向代理:逐请求提取用户输入交给 JEV 判定,有害拦截、正常透明放行

    dark-hxx/jev-safety-gateway · Go

    272
    apigatewaygo
  • Production TypeSafe Jev (System One) use-case harnesses with confidence-gated decision logic

    kenhuangus/jev-usecases · Python

    277
    python
  • 261lev
    An open System One decision model

    InterfazeAI/lev · Python

    272
    python
  • Jev-powered decision support for OmO and senpi agents

    brianhong-dev/omo-jev-plugin · TypeScript

    275
    ai-agentsomosenpitypescript
  • TypeSafe SDK in Swift

    krzyzanowskim/TypeSafe · Swift

    270
    sdkswift
  • Community TypeSafe AI playground: 110 use cases, games, dilemmas and model challenges, with editable prompts, A/B comparisons and a mobile-friendly UI.

    TypeSafeAI/typesafe-playground · TypeScript

    278
    typescript
  • Jev-compatible System 开源Jev

    GPT-AGI/OpenJev · Python

    268
    python
  • ruby-laya: TypeSafe Jev ecosystem repository.

    codenamev/ruby-laya · Ruby

    262
    ruby
  • 267vev
    Jev-like decision models that can also see images — open weights on Qwen3.5, run on your own GPU

    Xiaooolong/vev · Python

    263
    classificationdecision-modeljudgment-modelvision-jevvision-language-model
  • SDK-first, independently maintained SemIf fork for fast, self-hosted semantic decisions.

    chengyongru/fastjev · Python

    251
    inferencellmpythonsdksemantic-decisions
  • MCP server for TypeSafe Jev: typed classify, score, check, match and screen for any agent, with confidence on every answer

    blakestone-x/jev-mcp · Python

    253
    python
  • Unofficial study: Jev-style parallel typed decisions on stock 1.5B-8B models on an Apple Silicon laptop. Benchmarks, research notes, and a Hugging Face Space demo.

    rorshopping/jev-on-a-laptop · Python

    251
    python
  • Jev decision layer for agents: MCP server, embeddable DecisionModel library, and an escalate-only Claude Code plugin (TypeSafe AI's Jev)

    Brainwires/jevwire · TypeScript

    256
    mcpai-agents
  • Local, open-source Jev alternative: browser agent decisions with Laya (System One model) on your own machine. No cloud, no API key. Playwright/CDP, MCP-friendly.

    ChenneyZhuang/laya-browser-agent · Python

    255
    ai-agentsapple-siliconbrowser-agentbrowser-automationcomputer-usedecision-model
  • Chrome extension that hides AI-generated posts and comments on X, LinkedIn, and Reddit. Scored by TypeSafe Jev.

    adamnroman/slop-filter · JavaScript

    251
    ai-detectionai-slopbrowser-extensionchrome-extensionlinkedintwitter
  • 微信 PC 端「按人分诊」悬浮面板:离线 OCR 读屏 + Jev 判断这一轮谁需要你出手。只判断不代聊、不注入微信、每次调用可回查。

    ops120/wechat-triage-hud · Python

    256
    python
  • Chrome extension that labels every post you scroll past on X with typed Jev judgments and a live cost counter

    oso95/x-scanner · TypeScript

    256
    chrome-extensiontwitterxtypescript
  • All things awesome related to Jev

    tanxarx/awesome-jev

    2415
    awesome-list
  • Jev-powered decision layer for DeepSeek Harness

    buberlo/dsh-jev · TypeScript

    248
    agent-harnessdsh-plugintypescript
  • Self-hosted AI email classifier for Gmail powered by Jev. Create custom labels, organize your inbox, and filter spam with confidence and cost controls.

    ilyamk/jev-gmail-ai-spam-filter-and-labeling · JavaScript

    247
    gmailjevmaillabelinglabeling-toolspam
  • 200+ plug-and-play Jev recipes: small, calibrated AI decisions that route, grade, gate, compare, and label text for agents, RAG, support, code review, and music. Import from JavaScript or TypeScript, or call the CLI with JSON from any language.

    agencyenterprise/jev-recipes · TypeScript

    241
    jev-api
  • Real-time drone swarm autonomy simulation using Jev for fast System 1 reflex decisions and collision avoidance, with optional System 2 reasoning for strategic guidance

    khordoo/jev-reflex-autonomy-lab · TypeScript

    243
    autonomous-agentsdrone-simulationmulti-agentsystem-1system-2typescript
  • Measures what your Jev classifier's confidence is really worth, and sets the human hand-off line from what a mistake costs.

    rlaope/jeval · Python

    242
    python
  • The agent loop where decisions don't cost a large language model call. Zero deps, runs offline, no API key needed.

    zjunlp/JevLoop · TypeScript

    246
    agent-frameworkagent-loopai-agentsdecision-modelllmtypescript
  • Open-source, local decision models inspired by TypeSafe’s Jev and System One - built on Qwen3 for NVIDIA DGX Spark.

    abhishek085/open-spark-jev · Python

    245
    agentic-aiapachedatagendgx-sparkharnesslocal-aiopensource
  • Snake auto-played by TypeSafe's Jev model: one System One choice per tick, legal moves and facts generated in code

    sorrycc/typesafe-snake · TypeScript

    245
  • Routes each request to the right AI agent or skill before your AI picks one. Your rules decide what code can; Jev (TypeSafe) makes the typed call. Installs as Claude Code hooks.

    AgriciDaniel/gatekeeper · Python

    234
    agent-orchestrationagent-routingai-agentsai-routerclaude-codeclaude-code-hooksdeveloper-tools
  • Jev vs Gemini 3.8 Flash: labelling 1,000 app reviews, 4.1× faster and 7× cheaper

    goodrahstar/jev-column-race · JavaScript

    233
    javascript
  • 答案之书jev

    csskrtao/jev-to-answer · JavaScript

    231
    javascript
  • Screens an AI agent's tool calls before they run and tool results before the agent reads them. An MCP proxy plus a hooks adapter for a client's built-in tools.

    agent-chaperone/agent-chaperone · TypeScript

    228
    agent-securityai-agent-securityai-agentsai-securityclaude-codeguardrails
  • Evidence-backed use cases, patterns, and guidance for building with Jev, TypeSafe AI's System One model. Every claim is labeled and sourced.

    aliaihub/awesome-jev-usecases

    227
    ai-engineeringawesome-listcalibrationstructured-output

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