renmy runtimerenmy runtime
renmy runtimeThe developer tool for Salesforce teamsRenmy UG consultingEnterprise software, with or without Salesforce
Run locally →Execute Apex and its surrounding platform services on your machine.
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Nimbus is now renmy runtime

Nimbus, the local Apex runtime, now goes by renmy runtime. Nothing you have installed stops working, and there is nothing you need to do.

Why the name changed

Nimbus is a registered trademark held by other companies for software in the European Union, including in Germany, where this is built. renmy is our own name.

Say it “ren-MY”, like “run my”: renmy runs your Apex tests, flows and deploys on your machine, with no org.

What keeps working

Everything keeps working. The rename adds the new spelling beside the old one rather than replacing it, and the old one is supported for good.

WhatStatus
The nimbus commandAn install puts both renmy and nimbus on your machine, running the same binary. Scripts, aliases and muscle memory are unaffected.
NIMBUS_* environment variablesEvery one of them is still read. RENMY_* is accepted too, and wins when both are set.
nimbus.properties and its nimbus.* keysRead exactly as before. renmy.properties and renmy.* keys are also read, and a project with both loads both.
The .nimbus directory in your projectSame name, same contents: the database, traces, coverage, history and schemas all stay where they are.
The ~/.nimbus directory in your homeSame name. Your licence, your machine activation and the PostgreSQL template are untouched, so nothing re-downloads and nobody is signed out.
nimbus upgradeInstalls the current release as it always has, including from a build published before the rename.
brew upgrade nimbusMigrates you to the renamed formula and leaves the nimbus command in place.
scoop update nimbusUnchanged. Both manifests are published.
The VS Code and JetBrains pluginsUpdate in place under the extensions you already have installed, keeping your settings, keybindings and run configurations.
sf nimbus …Still works, in the Salesforce CLI plugin you already have.
uses: nimbus-solution/setup-nimbus@v1Keeps working in your CI files: GitHub forwards the old organisation name to renmy-solutions, where the action now lives.

What changed

The product name changed, and with it this website and its address, the command the documentation teaches and the names shown in your editor. The binary answers to whichever name you type, so the documentation saying renmy test and your terminal history saying nimbus test are the same command.

From October 15, 2026, renmy runtime is made by Renmy UG (haftungsbeschränkt) i.G..

One thing deliberately did not change: a project without a settings file still gets nimbus.properties. A colleague running a release from before the rename cannot read a file named renmy.properties, and settings that are silently ignored are worse than a filename that looks dated.

If you would rather not be reminded

The CLI mentions the rename a few times when you invoke it as nimbus, then stops. To silence it immediately, set RENMY_NO_RENAME_NOTICE=1.

Renmy UG

renmy runtime, formerly Nimbus, is made by Renmy UG (haftungsbeschränkt) i.G. in Berlin.

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