CHOICEMake your first typed Jev decision
Classify a support ticket with Choice, then let code decide what happens next.
Skills marketplace for Jev.
Jev removed the language from large language models.
Typed decisions. Clear outputs. Faster actions.
Try a decision
ExampleRoute this support ticketchoice returns one typed answer
- issue_type
- billing
- urgency_score
- 0.82
- route_to
- finance
Done · typed output ready
Resultfinance
MeaningRoute to the finance team.
Next actionOpen the finance queue
Thinking…Generating response…Based on the message, it seems…
“This request appears to concern a billing issue. I would recommend forwarding it to the appropriate team before…”
Converting prose to structured fields▋Still working while Jev is done
Featured collection
People are already doing weird things with it.
Games, browser control, Android agents, routers, and other perfectly normal things to do with a decision model.
Source repository
Mobile Jev
Mobile JevDrive an Android agent from typed action choices with a visible execution trace.
GitHub · droidrun/mobile-jevMobile Jev
Drive an Android agent from typed action choices with a visible execution trace.
Official TypeSafe agent skills
Read the manufacturer's skill pack before installing community skills.
Build kits
Steal something useful.
Copy the setup. Give it to Claude Code, Codex, or Cursor. Pretend you built it from scratch.
NEXT ACTIONChoose the next browser action
Constrain an agent to a typed menu of browser moves instead of free-form tool text.
ROUTERoute work between coding agents
Score constraints like quota and task type, then pick which agent should run.
TRACELog decisions so you can disagree with them later
Record input state, typed answer, confidence, and the human override.
Skills and tools
Teach your agent one new trick.
Use a reviewed skill or open project instead of writing the same glue code again.
Source repository
Jev Browser
Jev BrowserChoose browser actions with Jev, then return a trace and screenshot from the run.
GitHub · jkudish/jev-browserJev Browser
Choose browser actions with Jev, then return a trace and screenshot from the run.
Source repository
Jev Router
Jev RouterRoute each coding-agent turn to a model tier without changing the CLI workflow.
GitHub · gargpratyush/jev-routerJev Router
Route each coding-agent turn to a model tier without changing the CLI workflow.
Source repositoryJev MCP
Jev MCPExpose typed verification, screening, ranking and review tools to an MCP client.
GitHub · jkudish/jev-mcpJev MCP
Expose typed verification, screening, ranking and review tools to an MCP client.
Source repository
HEIST//ONE
HEIST//ONEExplore a stealth game where Jev guards choices and deterministic code owns the world.
GitHub · AbdelStark/heist-oneHEIST//ONE
Explore a stealth game where Jev guards choices and deterministic code owns the world.
Discovery library
The internet immediately did what it does best.
Fork it. Break it. Improve it.
20 results
Full index
Open Explore Search the whole ecosystem.
Use the search field or open Explore for every reviewed project, source and watch link.
Watch and learn
People explaining Jev so we don't have to.
Direct watch links from the people actually building with it. No invented summaries.
The home of the Jev ecosystem
Agents build.
Jev chooses.
Code acts.
Jev answers constrained questions. Your application decides what happens next.
Read the primer