THE COMMUNITY RESOURCE DIRECTORY

Small decisions.
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Find what people build with Jev. Explore tools, libraries, experiments and ideas from across the TypeSafe ecosystem.

Updated · 2026-10-01About the directory
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MCP servers & agent skills93 of 93 matches
MCP servers2 of 2 matches
Resources, repository stars, descriptions and categories
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jevongithub.com—Rust command-line interface and MCP server for TypeSafe Jev typed decisions.MCP servers & agent skillsMCP servers
System 1 MCPpypi.org—MCP server that exposes Jev-powered guard, judge, verify, and score tools for AI agents.MCP servers & agent skillsMCP servers
Skill collections33 of 33 matches
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24601/Augustus website24601.github.io—Agent skills for designing, training, evaluating and improving application-specific decision systems. Primitive/model selection, data assembly, export/reload and bounded hill climbing. TypeSafe Jev is the default hosted exemplar; independent of TypeSafe.MCP servers & agent skillsSkill collections
AI Agent Dev Guide System One integrationgithub.com—Reference in a Claude Code skill suite for building Embabel and Spring AI agent apps that shows how to use Jev as fast judgment nodes: semantic @Condition gates, type-driven routing, guardrails and parallel fan-out.MCP servers & agent skillsSkill collections
AI Agent Dev Guide System One integration — repogithub.com—Reference in a Claude Code skill suite for building Embabel and Spring AI agent apps that shows how to use Jev as fast judgment nodes: semantic @Condition gates, type-driven routing, guardrails and parallel fan-out.MCP servers & agent skillsSkill collections
Armur-Ai/Pentest-Swarm-AIgithub.com2,521Autonomous penetration testing using a swarm of AI agents. Orchestrates recon, classification, exploitation, and reporting specialists with ReAct reasoning — supports bug bounty, continuous monitoring, and CTF modes. Built with Go and 7+ native security tools.MCP servers & agent skillsSkill collections
consult-a-decision-oracle skillgithub.com—Agent skill in Agent Almanac that teaches adding a probabilistic classifier to a decision path without letting it take over, using Jev as the worked example: measure confidence separation, pick a threshold, fail open.MCP servers & agent skillsSkill collections
consult-a-decision-oracle skill — apppjt222.github.io—Agent skill in Agent Almanac that teaches adding a probabilistic classifier to a decision path without letting it take over, using Jev as the worked example: measure confidence separation, pick a threshold, fail open.MCP servers & agent skillsSkill collections
consult-a-decision-oracle skill — repogithub.com—Agent skill in Agent Almanac that teaches adding a probabilistic classifier to a decision path without letting it take over, using Jev as the worked example: measure confidence separation, pick a threshold, fail open.MCP servers & agent skillsSkill collections
decision-first — demowww.reddit.com—Agent skill that makes a coding agent notice bounded-judgment steps (classify, triage, rank, route, verify), try Jev before a regex or LLM prompt, and record each attempt in a reusable lab directory.MCP servers & agent skillsSkill collections
dev-flow eve-agent Jev patternsgithub.com—Reference section in the dev-flow eve-agent skill that teaches coding agents how to use Jev as an evaluation model via the AI SDK inside eve agents for approval policies, tool guardrails, evals and triage.MCP servers & agent skillsSkill collections
dev-flow eve-agent Jev patterns — repogithub.com—Reference section in the dev-flow eve-agent skill that teaches coding agents how to use Jev as an evaluation model via the AI SDK inside eve agents for approval policies, tool guardrails, evals and triage.MCP servers & agent skillsSkill collections
How2useLiteFlow Jev routing referencegithub.com—Agent skill for the LiteFlow Java rule engine with a reference on its liteflow-agent-jev module, whose JevSwitchComponent routes flows with Jev via TypeSafe or OpenRouter.MCP servers & agent skillsSkill collections
How2useLiteFlow Jev routing reference — repogithub.com—Agent skill for the LiteFlow Java rule engine with a reference on its liteflow-agent-jev module, whose JevSwitchComponent routes flows with Jev via TypeSafe or OpenRouter.MCP servers & agent skillsSkill collections
Jev Architect — docsjev-architect.karanbansal.in—Agent skill that guides a coding agent through finding where Jev decision loops could help a new idea or existing codebase, designing them, and testing the premise before committing to it.MCP servers & agent skillsSkill collections
jev judgmentgithub.com6Agent Skill: send closed coding-agent judgments to TypeSafe Jev.MCP servers & agent skillsSkill collections
jev skillgithub.com—Agent skill for Claude Code, Codex, Cursor and OpenCode that teaches building features on Jev's typed Choice, Score and Noul judgments that code branches on directly.MCP servers & agent skillsSkill collections
jev skill — repogithub.com—Agent skill for Claude Code, Codex, Cursor and OpenCode that teaches building features on Jev's typed Choice, Score and Noul judgments that code branches on directly.MCP servers & agent skillsSkill collections
Jev System Architect Skill — demox.com—Agent skill for Cursor, Claude Code and compatible tools that looks for fuzzy semantic judgment in a system and turns it into small Choice, Score and Noul primitives, keeping control flow in code.MCP servers & agent skillsSkill collections
Jev use cases — write-upkenhuangus.substack.com—Python harnesses implementing most of the decision use cases TypeSafe lists for Jev, such as risk assessment, each with confidence-gated logic that thresholds Choice, Score and Noul probabilities in code.MCP servers & agent skillsSkill collections
jev-agent-toolkit — demowww.reddit.com—Portable Agent Skill that teaches Claude Code, Codex, and Cursor to use Jev as a bounded judgment layer, plus an optional MCP bridge and workflows for code, browser research, Blender, and Unreal Engine.MCP servers & agent skillsSkill collections
jev-agent-toolkit — npmwww.npmjs.com—Portable Agent Skill that teaches Claude Code, Codex, and Cursor to use Jev as a bounded judgment layer, plus an optional MCP bridge and workflows for code, browser research, Blender, and Unreal Engine.MCP servers & agent skillsSkill collections
jev-developergithub.com—Codex skill for designing and debugging Jev-backed software: how to represent evidence as state, choose judgment units and answer spaces, and compose typed judgments into results.MCP servers & agent skillsSkill collections
jev-developer — repogithub.com—Codex skill for designing and debugging Jev-backed software: how to represent evidence as state, choose judgment units and answer spaces, and compose typed judgments into results.MCP servers & agent skillsSkill collections
jev-opportunitiesgithub.com—Agent skill that scans an existing app for places where Jev could replace LLM calls or heuristics, mapping costs and fast paths and measuring approved spike experiments.MCP servers & agent skillsSkill collections
jev-playgroundgithub.com0TypeScript playground of provider-agnostic Jev scripts: inbox triage, a PR verifier that checks description against diff, a GitHub repo and star pruner, and a jev-filter CLI that keeps lines matching a yes/no question.MCP servers & agent skillsSkill collections
Jevifygithub.com109Prompt to paste into a coding agent that has it study the Jev docs and your codebase, then find where cheap semantic judgments could cut cost and latency or enable new features.MCP servers & agent skillsSkill collections
n8n + Jev templatescommunity.n8n.io—Four downloadable n8n workflow templates that call Jev via OpenRouter: Gmail-to-Linear support triage, a RAG agent reranker, Apify web research ranking, and a prompt-safety filter.MCP servers & agent skillsSkill collections
OneWave Jev skillsgithub.com—Three Claude Code skills for System One models: jev-audit finds LLM calls that are classifications in disguise, jev-integrate wires Jev into features, and jev-eval sweeps criteria against a labelled set.MCP servers & agent skillsSkill collections
OneWave Jev skills — jev-auditgithub.com—Three Claude Code skills for System One models: jev-audit finds LLM calls that are classifications in disguise, jev-integrate wires Jev into features, and jev-eval sweeps criteria against a labelled set.MCP servers & agent skillsSkill collections
OneWave Jev skills — jev-integrategithub.com—Three Claude Code skills for System One models: jev-audit finds LLM calls that are classifications in disguise, jev-integrate wires Jev into features, and jev-eval sweeps criteria against a labelled set.MCP servers & agent skillsSkill collections
Prompt to questionsopenrouter.ai—OpenRouter lab recipe where Claude rewrites a pasted classification prompt as typed Jev questions, then Jev runs them on every row while racing a chat model on time, cost and accuracy.MCP servers & agent skillsSkill collections
Structure recovery cookbook — markdowndocs.typesafe.ai—Official cookbook that rebuilds Markdown from plain text that lost its formatting in two requests: one stitches hard-wrapped lines, one classifies every block as heading, list, code or callout.MCP servers & agent skillsSkill collections
TypeSafe use cases showcase — projectgithub.com1Collection of small runnable demos of typed judgments, including a Bluff card game, parallel ticket classification, a citation checker, a passive-aggressiveness meter, and Sentence Jenga.MCP servers & agent skillsSkill collections
typesafe-wiki skillgithub.com—Claude Code skill that packages an offline wiki of TypeSafe AI's docs, covering the Jev System One model, the Choice/Score/Noul primitives, patterns and the SDKs and HTTP API.MCP servers & agent skillsSkill collections
Agent plugins1 of 1 matches
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caliber-jev-compactiongithub.com—Claude Code function-hook plugin shipped with Caliber that replaces built-in context compaction with Jev decisions, loaded from disk as unbundled TypeScript.MCP servers & agent skillsAgent plugins
More projects & source code36 of 36 matches
Resources, repository stars, descriptions and categories
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AI Bootcamp Jev notebookgithub.com—A Jev notebook in the Get Shit Done with AI bootcamp that teaches TypeSafe's System One typed decisions with the Python SDK alongside its other GenAI lessons.MCP servers & agent skillsMore projects & source code
Applied AI Masterclass Jev prototypesgithub.com—Three course prototypes built on the typesafe_sdk: an Outage Excuse Court that judges why prod went down, a PR risk gatekeeper and a production alert triager, with Jev answering typed questions and Python owning the rules.MCP servers & agent skillsMore projects & source code
Applied AI Masterclass Jev prototypes — repogithub.com—Three course prototypes built on the typesafe_sdk: an Outage Excuse Court that judges why prod went down, a PR risk gatekeeper and a production alert triager, with Jev answering typed questions and Python owning the rules.MCP servers & agent skillsMore projects & source code
Bluff — repogithub.com1Card game of bluffing (also called Cheat) against three AI opponents that each ask Jev how plausible your claim is before deciding which cards to play and whether to call your bluff.MCP servers & agent skillsMore projects & source code
cli-jev skillgithub.com—Agent skill in the Skilled spec-driven harness for Claude Code, Codex, Pi and others that routes decisions needing a number to the jev CLI and returns a probability, option key, score position or batch of keyed answers.MCP servers & agent skillsMore projects & source code
cli-jev skill — repogithub.com—Agent skill in the Skilled spec-driven harness for Claude Code, Codex, Pi and others that routes decisions needing a number to the jev CLI and returns a probability, option key, score position or batch of keyed answers.MCP servers & agent skillsMore projects & source code
DeerFlow Jev Classifier Extensiongithub.com—Optional DeerFlow extension that adds a tool for classifying short text batches with Jev Choice questions.MCP servers & agent skillsMore projects & source code
DeerFlow Jev Context Pruninggithub.com—Optional DeerFlow extension that uses Jev to shorten old read-only tool results before summarization.MCP servers & agent skillsMore projects & source code
Emotion lie detectorgithub.com4Web and CLI demo in Traditional Chinese that judges what someone really means when they say "fine", updating probabilities as you type and comparing Jev with a general LLM via OpenRouter.MCP servers & agent skillsMore projects & source code
GenesisTools jevgithub.com—Jev lab inside a personal 97-CLI toolkit: a local playground dashboard, a TypeScript generator that picks one legal token at a time, a fly-brain arena, voice control, command routing, session compaction and secret screening.MCP servers & agent skillsMore projects & source code
GenesisTools jev — repogithub.com—Jev lab inside a personal 97-CLI toolkit: a local playground dashboard, a TypeScript generator that picks one legal token at a time, a fly-brain arena, voice control, command routing, session compaction and secret screening.MCP servers & agent skillsMore projects & source code
Hello Jev (Real Python)github.com—Companion code for Real Python's Get Started With Jev in Python video: a train-station help desk that swaps strict Y/N input parsing for a single Noul question.MCP servers & agent skillsMore projects & source code
Jev demosgithub.com15Six local side-by-side demos where Jev makes the decision and a switchable Claude or Kimi LLM writes the words, showing prices and pipeline steps per tab, with a simulated mode that needs no keys.MCP servers & agent skillsMore projects & source code
Jev experimentsgithub.com—Deployed lab of 25 visual Jev experiments where Jev makes many bounded judgments and code does the rest: procedural worlds, pixel art, generative UI, music, beverage ordering, grid navigation and task routing.MCP servers & agent skillsMore projects & source code
Jev experiments — repogithub.com—Deployed lab of 25 visual Jev experiments where Jev makes many bounded judgments and code does the rest: procedural worlds, pixel art, generative UI, music, beverage ordering, grid navigation and task routing.MCP servers & agent skillsMore projects & source code
Jev Explained for Python Developers — repogithub.com—Python walkthrough from a first support-ticket classification to Choice, Score, and Noul, several questions per call, and latency and price next to Claude models.MCP servers & agent skillsMore projects & source code
Jev Playground (haibt163)github.com1Playground web app with use cases such as a support router, where Jev turns messy real-world input into Choice, Score, and Noul judgments and the application code makes the final decisions.MCP servers & agent skillsMore projects & source code
Jev Playground (OpenRouter)github.com—Local browser playground for trying Jev through OpenRouter, served by a stdlib-only Python server that keeps the key off the browser, with presets and captured live request/response pairs.MCP servers & agent skillsMore projects & source code
Jev Review MCPgithub.com230Local-first MCP plugin for continuous software-quality review by AI coding agents, powered by Jev.MCP servers & agent skillsMore projects & source code
Jev sites — projectgithub.com1Eight small judgment tools on one site, covering support routing, lead scoring, marketplace listing trust, citation checks, prompt screening, agent skill routing, resume matching, and clause selection.MCP servers & agent skillsMore projects & source code
Jev skill suggestion for Claude Code — repogithub.com30,825Hides the skill roster and lets Jev attach at most one skill to each prompt.MCP servers & agent skillsMore projects & source code
Jev System 1 Decision Engine Demogithub.com—ZazenCodes YouTube demo code for Jev in Python: a script and notebook showing binary triage, categorical routing and calibrated agent guardrails, with saved triage results.MCP servers & agent skillsMore projects & source code
Jev System 1 Decision Engine Demo — repogithub.com—ZazenCodes YouTube demo code for Jev in Python: a script and notebook showing binary triage, categorical routing and calibrated agent guardrails, with saved triage results.MCP servers & agent skillsMore projects & source code
Jev typed decisions tutorialgithub.com—Marktechpost notebook that walks through Jev typed decisions: ticket triage, recomputing confidence, resume scoring, intent routing and a home-automation tool picker, tracking cost as it goes.MCP servers & agent skillsMore projects & source code
jev × LLM judgment viewergithub.com0Japanese demo that has Jev and an LLM judge the same user message as shifts on eight emotion axes, then shows the diverging Plutchik wheels, speed gap and the replies each emotional state produces.MCP servers & agent skillsMore projects & source code
jev-openrouter-examplegithub.com—Dependency-free Python script that calls Jev through OpenRouter's Decisions API with one request carrying noul, choice and score questions.MCP servers & agent skillsMore projects & source code
jev-testgithub.com—Python test harness for Jev via OpenRouter's Decisions API that runs documented noul, choice and score cases, checks expectations and compares latency, tokens, cost and accuracy against general LLMs.MCP servers & agent skillsMore projects & source code
JevHarnessgithub.com435Framework where a strong LLM writes a task-specific harness that turns observations into Jev questions and actions, then freezes it and optionally improves it from rewards and full execution traces with GEPA.MCP servers & agent skillsMore projects & source code
MemoraX Codegithub.com—MemoraX Code can ask Jev whether a coding agent should retrieve stored engineering knowledge for a request.MCP servers & agent skillsMore projects & source code
memsearchgithub.com—Data & Search: A persistent, unified memory layer for all your AI agents (e.g. Claude Code, Codex, DSH), backed by Markdown and Milvus.MCP servers & agent skillsMore projects & source code
Microsoft Agent Framework Jev samplegithub.com—C# sample that classifies the same user messages three ways, one-by-one and batched structured output with Microsoft Agent Framework versus Jev, and times each.MCP servers & agent skillsMore projects & source code
pi wardengithub.com153Guardrails for Pi built on pi-typesafe that steer the agent instead of interrupting you: Jev judges irreversible and off-task tool calls, detects stuck loops, checks unverified done claims, flags slop.MCP servers & agent skillsMore projects & source code
PtcRunner Jev decision labgithub.com—Lab in the PtcRunner agent-workflow harness that calls Jev from PTC-Lisp programs to classify support tickets, returning the refund ticket IDs with the probability behind every classification.MCP servers & agent skillsMore projects & source code
PtcRunner Jev decision lab — repogithub.com—Lab in the PtcRunner agent-workflow harness that calls Jev from PTC-Lisp programs to classify support tickets, returning the refund ticket IDs with the probability behind every classification.MCP servers & agent skillsMore projects & source code
TypeSafe AI Playgroundgithub.com3Community playground with 110 runnable Jev examples in 22 categories, including 41 A/B comparisons, where you inspect each example's input and questions, edit them and run them against the API.MCP servers & agent skillsMore projects & source code
typesafe-jev-dojogithub.com0Live canvas demos of Jev in six scenes: a model-tier router, batched ticket triage, inbox queue, a Tetris agent, parallel swarms and a 40-task Jev-vs-Claude gauntlet.MCP servers & agent skillsMore projects & source code
More posts & discussions6 of 6 matches
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Easy-Jevx.com—Interactive playground where you change the inputs and watch Jev's classifications update in real time.MCP servers & agent skillsMore posts & discussions
Jev experiments — demox.com—Twenty-one low-latency demo apps, such as reranking 50 candidates in a single request.MCP servers & agent skillsMore posts & discussions
Jev experiments — demo 2x.com—Twenty-one low-latency demo apps, such as reranking 50 candidates in a single request.MCP servers & agent skillsMore posts & discussions
Jev experiments — demo 3x.com—Twenty-one low-latency demo apps, such as reranking 50 candidates in a single request.MCP servers & agent skillsMore posts & discussions
Jev experiments — discussionnews.ycombinator.com—Twenty-one low-latency demo apps, such as reranking 50 candidates in a single request.MCP servers & agent skillsMore posts & discussions
JEV Playgroundx.com—Simple web playground for trying Jev by entering text context and asking Noul, Choice or Score questions.MCP servers & agent skillsMore posts & discussions
More videos & channels1 of 1 matches
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Jev intro + 50 open-source use caseswww.youtube.com—Intro to Jev plus a tour of 50 MIT-licensed demos, from ticket routing to fraud scoring and moderation, each comparing Jev with an OpenAI model on cost and speed.MCP servers & agent skillsMore videos & channels
More guides & websites14 of 14 matches
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AI Bootcamp Jev notebook — appmlexpert.io—A Jev notebook in the Get Shit Done with AI bootcamp that teaches TypeSafe's System One typed decisions with the Python SDK alongside its other GenAI lessons.MCP servers & agent skillsMore guides & websites
Applied AI Masterclass Jev prototypes — coursearpitbhayani.me—Three course prototypes built on the typesafe_sdk: an Outage Excuse Court that judges why prod went down, a PR risk gatekeeper and a production alert triager, with Jev answering typed questions and Python owning the rules.MCP servers & agent skillsMore guides & websites
Bluff — showcasetypesafe-showcase.vercel.app—Card game of bluffing (also called Cheat) against three AI opponents that each ask Jev how plausible your claim is before deciding which cards to play and whether to call your bluff.MCP servers & agent skillsMore guides & websites
GPT vs JEV — appgptvsjev.vercel.app—Side-by-side learning demo that sends the same input to GPT for free text and to Jev for structured Noul probabilities, with saved example runs and limited live comparisons.MCP servers & agent skillsMore guides & websites
Jev experiments — appjev-experiments.vercel.app—Deployed lab of 25 visual Jev experiments where Jev makes many bounded judgments and code does the rest: procedural worlds, pixel art, generative UI, music, beverage ordering, grid navigation and task routing.MCP servers & agent skillsMore guides & websites
Jev Playground (haibt163) — appjev-eosin.vercel.app—Playground web app with use cases such as a support router, where Jev turns messy real-world input into Choice, Score, and Noul judgments and the application code makes the final decisions.MCP servers & agent skillsMore guides & websites
JEV Playground — appjev-decisions.vercel.app—Simple web playground for trying Jev by entering text context and asking Noul, Choice or Score questions.MCP servers & agent skillsMore guides & websites
Jev sitesjev-projects.vercel.app—Eight small judgment tools on one site, covering support routing, lead scoring, marketplace listing trust, citation checks, prompt screening, agent skill routing, resume matching, and clause selection.MCP servers & agent skillsMore guides & websites
Jev typed decisions tutorial — demomarktechpost.com—Marktechpost notebook that walks through Jev typed decisions: ticket triage, recomputing confidence, resume scoring, intent routing and a home-automation tool picker, tracking cost as it goes.MCP servers & agent skillsMore guides & websites
Jev Web Analyzer — appreplynodes.com—Small, inspectable example that fetches a SaaS website as Markdown with ReplyNodes and has Jev, through Vercel AI Gateway, judge its audience, clarity and positioning with typed questions and probabilities.MCP servers & agent skillsMore guides & websites
jev-playground — write-upzenn.dev—Japanese MoonBit and TypeScript playground of Jev experiments: a MoonBit client, Jev-vs-Jev gomoku, headless 3v3 and 5v5 MOBAs, a shell-command risk gate, an ESLint plugin and a Jev-judgment language.MCP servers & agent skillsMore guides & websites
tryjev — appwww.tryjev.xyz—Web playground for Jev with preset scenarios, an editable state and typed questions, and answers with probabilities, working with OpenRouter, Vercel AI Gateway or the TypeSafe API using your own key.MCP servers & agent skillsMore guides & websites
TypeSafe AI Playground — appjev.works—Community web playground with 110 editable Jev use cases, games, dilemmas, and model challenges, covering classification, A/B input comparisons, conversation routing, field extraction, and code-policy checks.MCP servers & agent skillsMore guides & websites
TypeSafe Jev project knowledge resourcegist.github.com—Long reference gist meant as baseline context for AI assistants and projects working with Jev, covering concepts, primitives, strengths, limitations, use cases, and practical patterns.MCP servers & agent skillsMore guides & websites

Showing 93 of 93 resources