OPEN SOURCE · CURATED REPOSITORIES

Jev GitHub Projects.

Curated Jev SDKs, tools, demos, integrations, benchmarks, and research projects. Repository metrics come from GitHub; titles, summaries, and categories are editorial.

750 projects

Most popular

Ranked by GitHub Stars

  1. 01QuantDinger: AI Trading OS with Jev System One integrationOpenByteInc/QuantDinger12K
  2. 02Awesome Jevyibie/awesome-jev1.4K
  3. 03Learn Agent Architecturehardness1020/learn-agent-architecture972
  4. 04Awesome Jev by TypeSafeAnil-matcha/awesome-jev-by-typesafe808
  5. 05Awesome Jev Toolsv-modal/awesome-jev-tools670

Fastest rising

Ranked by recent Star growth and update activity

  1. 01AnyJev: Turn any LLM into a Jev-style decision modelnokia-applied-research/AnyJev+3
  2. 02Awesome Jevyibie/awesome-jev+2
  3. 03Von - Local System One Decision Modelwfzyx/von+2
  4. 04WeChat reply assistant with Jev judgmentjev-chat/jev-chat-windows+2
  5. 05Awesome Jev Projectslogicrw/awesome-jev-projects+2
11 projects
royalpinto007royalpinto007/jev-msw
Testing toolDeveloper toolsTypeScript

jev-msw

Mock Jev API decisions with MSW for deterministic tests without real API calls.

100MIT
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realZachirealZachi/jevtest
Testing toolDeveloper toolsTypeScript

Jevtest: Jev-powered semantic test matchers

Semantic test matchers for Vitest and Jest that use TypeSafe's Jev model to evaluate plain-English expectations, returning calibrated probabilities and enabling deterministic CI replay.

300MIT
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TodmyTodmy/jevqa
Testing toolDeveloper toolsPython

jevqa: Jev-guided monkey tester

CLI/GitHub Action that uses TypeSafe Jev/System One to explore web apps and find missing features, validation gaps, and dead controls before QA.

201MIT
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ElshinQElshinQ/jevaluate
Testing toolDeveloper toolsJavaScript

Jevaluate: gated evals with TypeSafe Jev

Open-source toolkit that uses TypeSafe Jev for gated evals, a browser loop, product walks, UI text judging, and first-click tests. Includes runnable scripts, an agent skill, and measured results.

100MIT
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mizchimizchi/jev-test-filter
Testing toolDeveloper toolsTypeScript

jev-test-filter

Scores every test against a git diff with TypeSafe's Jev/System One model and emits filter arguments for vitest, node:test, Playwright, cargo test, and go test.

1510MIT
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gokulnair2001gokulnair2001/Convoy
Testing toolDeveloper toolsTypeScript

Convoy: Semantic E2E Testing with Jev

Convoy is an open-source semantic end-to-end testing tool for iOS, Android, and web. It calls TypeSafe AI's Jev model to match natural-language steps to UI controls, replacing selectors and element IDs.

510MIT
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dingw530dingw530/playwright-jev
Testing toolDeveloper toolsJavaScript

Jev-powered Playwright E2E Testing Tool

A natural-language web E2E testing tool using Jev and playwright-cli. Jev makes decisions, Playwright executes browser actions, and code handles assertions and safety boundaries, with real TypeSafe API integration.

100MIT
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Cyvid7-Darus10Cyvid7-Darus10/docfriction
Testing toolDeveloper toolsPython

docfriction

Automated friction logs for online documentation, scored section by section with TypeSafe Jev, with CI gating and dead-link checks.

100MIT
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gbessegbesse/jev-timemachine
Testing toolDeveloper toolsJavaScript

Jev TimeMachine

Replay changed DecisionPacks over historical data, reuse judgments, and measure decision flips, with support for calling the TypeSafe Jev/System One API.

000MIT
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pinecone-iopinecone-io/cultivar
Testing toolDeveloper toolsPython

cultivar - Agent Skill testing tool

A CLI tool to test Agent Skills and docs across different agents in sandboxes, with optional TypeSafe Jev/System One grading integration.

4126MIT
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mondaychenmondaychen/semantic-assert
Testing toolSoftware developmentTypeScript

semantic-assert: semantic assertions judged by Jev

semantic-assert is a TypeScript testing library that uses Jev, TypeSafe's first System One model, as a judge for plain-English assertions about captured page state. It ships a semantic-assert-typesafe provider package plus Playwright and Vercel AI SDK adapters that reach Jev directly or via Vercel AI Gateway.

400Apache-2.0
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