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JevDirectory.org
CommunitySites & Guides195 starsVerified 2026-09-22

Awesome Jev

A source-backed directory of 157 open-source projects built with Jev whose submissions are reviewed by the Jev Review Action, which checks source evidence and suggests a category while maintainers decide merges.

Category
Sites & Guides
Published by
Community
Author
fatwang2
Added
2026-09-22
Tagscommunityjavascriptawesome-listsdk

Highlights

  • The Jev Review Action checks source evidence and reviews project descriptions and setup instructions, and suggests a category for each submission.
  • Jev supplies typed judgments while code renders the review comment, and maintainers decide what gets merged into the list.
  • Its SDK section spans the official TypeSafe JavaScript and Python clients plus community clients in Go, Rust, Ruby, PHP, Elixir, Scala, Swift, and .NET.
  • Integration entries cover Claude Code, Cursor CLI, DeepSeek Harness, Home Assistant, and a Codex worker called Foreman.
  • Source paths are optional when submitting because the reviewer looks for integration code automatically, and validation records live in docs/reviews.

Watch out

MIT-licensed. Independent and not affiliated with TypeSafe; inclusion is not a certification, and listed projects retain their own licenses.

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From the community

Posts from builders shipping with Jev right now.

Follow @typesafeai

Inferring Jev's internals from 1,000 calls

Jevの内部アーキテクチャを推測している技術記事(Jev’s Architecture Unmasked)からメモ。 ・本記事はJevのAPIを約1万回の呼び出して、内部構造を推測したもの ・従来の言語モデルを用いた分類やルーティングでは、トークンを1文字ずつ逐次生成するために膨大な無駄な計算コストが発生していた。 Show more

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The open System One roundup

Jev 发布没几天,开源社区已经开始疯狂复刻了🔥 最值得推荐的五个模型: 1、Laya 421M:原生决策模型,支持 Mac 2、Decider-2B:最像 Jev,基于 Qwen3.5 3、NanoJev 0.6B:专门的 Decision Head 4、Reflex:Qwen3.5 + Direct Logits 5、System-One 4B:专门做概率校准 Show more

小墨同学
小墨同学
@xiaomovps

Jev 刚发布没几天,开源社区就出现了同款🔥 Decider-2B模型,是基于 Qwen3.5-2B 做了特殊调整 它和 Jev 模型是一样的 只做选择 评分和判断 不是文本类的 LLM 模型 但两者还是有几个明显区别: 1、模型 Jev:闭源 System One Model Decider:Qwen3.5-2B,约 1.9B 参数,Apache 2.0 开源 2、价格

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The launch post

Trading bot, one decision per block

Classifying 1,500 real emails

this model is actually insane at email classification i tested it on 1500 of my own emails to see how well it works and I am blown away

Diogo Almeida
Diogo Almeida
TypeSafe AI
@CompleteSkeptic

After co-inventing ChatGPT, I kept asking myself: why have superhuman chat models not led to AGI? I’ve spent the last 2 years in stealth building a new way to train models (RLCD), and a new type of frontier AI model that we are releasing today: Jev • 20-200x faster • 40-400x

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Fast browser use with Stagehand

we built blazing fast computer/browser use with Jev + @Stagehanddev. this task cost $0.001 and executed at near instant speed (in a remote browser btw) the loop: observe the page, send a11y tree as state + actions as questions, Jev decides the next action, then Stagehand Show more

Diogo Almeida
Diogo Almeida
TypeSafe AI
@CompleteSkeptic

After co-inventing ChatGPT, I kept asking myself: why have superhuman chat models not led to AGI? I’ve spent the last 2 years in stealth building a new way to train models (RLCD), and a new type of frontier AI model that we are releasing today: Jev • 20-200x faster • 40-400x

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