Stagepass
GitHub

Compare · Hosted editor

Stagepass vs. Slater.

Slater gives you a hosted editor with AI help and hosts your scripts. Stagepass keeps your own editor and hosting and lets you test on the live URL. Both keep custom code out of the Webflow fields.

The short answer
SlSlater
Hosted editor

Made for Teams who want a hosted editor with AI help and hosting for their scripts, right in the browser.1

SpStagepass
CLI and loader

Made for Developers who want their own editor, Git and a build step, and to test on the live URL without publishing.

  • Where you write SlaterSlater editor in the browser1 StagepassYour own editor on your Mac2
  • Where you test SlaterStaging files on webflow.io3 StagepassYour real live URL, only for you4
  • Who hosts the code SlaterSlater hosts it5 StagepassYour hosting or CDN6

See both workflows side by side

Workflow

The same job, step by step.

If you work with Slater today, its steps are your usual flow. Next to each one is the same job with Stagepass.

SlWith Slater
SpWith Stagepass

Slater1 · Write

Code in the Slater editor

Write code in the web app, or generate it from a prompt, organized per Webflow project.1

Stagepass1 · Write

Code in your own editor

Link a project folder once. It is served at https://my-project.sp with SSL, so you keep your files, Git and build step.2

Slater2 · Test

Check it on staging

Staging files run on your webflow.io domain, production files on your custom domain.3

Stagepass2 · Test

Test on your real URL

Open the live site with ?stagepass=. Only your browser loads the local files, every visitor keeps production.4

Slater3 · Go live

Publish in two places

Publish to production in Slater, then republish the Webflow site.5

Stagepass3 · Go live

Ship with your usual deploy

Upload the build to your hosting or CDN and bump data-stagepass-v. No extra publish step for testing.7

Point by point

Side by side.

TopicSlaterStagepassthis site
What it is Hosted editorA code editor for Webflow custom code, with AI code generation from prompts.1 CLI and loaderAn open source CLI and browser loader. Tagged scripts and styles on your Webflow site load from a folder on your Mac, only in your browser.8
Where you write code Slater editorIn the Slater editor, a web app.1 Your own editorYour own editor. The folder you link is served at https://<name>.sp with SSL.2
Where code runs while you test webflow.io stagingStaging files on your webflow.io domain, production files on your custom domain.3 Your real live URLYour real Webflow URL, only in a browser with an active ?stagepass= session. Visitors keep getting production.4
Setup on the Webflow site One connection scriptPaste one connection script from Slater into the Webflow custom code, then publish the site once.5 One script and attributesOne loader script in the head code, plus data-stagepass and data-src or data-href on the tags you want to swap.6
Where production files live Hosted by SlaterSlater manages and hosts your custom JavaScript.5 Your hosting or CDNYour own hosting or CDN. The production URL stays in data-src. Stagepass hosts nothing.6
Going live Slater, then WebflowPublish to production in Slater, then republish the Webflow site.5 Your usual deployUpload your build as usual and bump data-stagepass-v so browsers fetch the new file.7
Requirements A browserRuns in the browser, connected to your Webflow project.5 macOSmacOS, Node.js 18 or newer and Homebrew. Setup installs Caddy, PHP and Dnsmasq.9
License and cost Free and paid per userA free plan and paid plans per user.10 MIT, freeOpen source under the MIT license, free to use.11

When each one fits

Pick the tool for the job.

SlPick Slater if

  • You prefer a hosted editor with AI help
  • You want your scripts hosted for you
  • Several people work in the same project at once1

SpPick Stagepass if

  • You want your own editor, Git and a build step
  • You test on the real live URL without publishing
  • You keep your own hosting or CDN

Switching

Moving from Slater to Stagepass.

You can move one script at a time. Nothing changes for visitors until you publish.

  1. 1Copy your scripts from Slater into files in a project folder and run stagepass link.
  2. 2Upload the production build to your hosting or CDN.
  3. 3Swap the Slater connection script for the Stagepass loader and tag your script tags with data-stagepass and data-src.
Getting started How sessions stay private Webflow custom code in VS Code

More comparisons

Other ways to work.

Status and sources Checked on · 11 sources

We check every statement on this page against its public source once a month. Each small number in the text points to a source below, with a link to the original page and, where one exists, an archived copy on the Internet Archive.

Stagepass is not affiliated with Slater. Tools change over time. If something here is out of date or unfair, open an issue.

  1. 1 slater.app Slater slater.app Archived 14 Nov 2025
  2. 2 Stagepass CLI README Stagepass github.com
  3. 3 Slater help, staging and production Slater hi.slater.app Archived 15 May 2026
  4. 4 Stagepass README, dev mode Stagepass github.com
  5. 5 Slater help, publishing to Webflow Slater hi.slater.app Archived 18 Apr 2026
  6. 6 Stagepass README, tagging scripts Stagepass github.com
  7. 7 Stagepass MIGRATION.md Stagepass github.com
  8. 8 Stagepass README Stagepass github.com
  9. 9 Stagepass setup.js Stagepass github.com
  10. 10 Slater pricing Slater slater.app Archived 6 Oct 2025
  11. 11 Stagepass LICENSE Stagepass github.com