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jimmu

rubygems.org·Infrastructure

Jimmu is a lightweight Ruby web framework focused on simplicity and minimalism. It offers file-based routing, ERB templating, SQLite integration, WebSocket support, and a built-in development server. Designed for Ruby developers seeking a straightforward way to build web applications without heavy dependencies.

Open Source
WebCLI
J
jimmu preview
Visit rubygems.org↗

Overview

9 features

jimmu sits in PulseGate's Frameworks & SDKs category. It focuses on building simple, file-based Ruby web applications without heavy dependencies. jimmu is an open-source project aimed at ruby developers. The project is open source (Open Source). jimmu is available on the web and the command line.

jimmu first shipped in 2026. Among its 9 catalogued features are file-based routing, ERB templates, and SQLite support.

  • ✓File-based routing
  • ✓ERB templates
  • ✓SQLite support
  • ✓WebSocket support
  • ✓Session management
  • ✓JSON responses
  • ✓HTML responses
  • ✓Text responses
  • ✓Built-in dev server

Tags

ruby-web-frameworkfile-routingsqlite-integration

Built with & integrations

Framework
rails
Runs on
BrowserCLI

Trust & compliance

LicenseOpen Source
Verified signals
✓ HTTPS✓ Open Source✓ Free tier✓ GitHub

Recent events

Latest indexed changes and source events

  1. IndexedJul 18, 12:12 PM

    I created a Ruby gem that makes it easy to create websites verified by the PulseGate indexer

    Source: PulseGate indexerOpen ↗

Frequently asked questions about jimmu

What is jimmu?
Jimmu focuses on building simple, file-based Ruby web applications without heavy dependencies. It is catalogued under Frameworks & SDKs on PulseGate.
Who should use jimmu?
jimmu is an open-source project built for ruby developers.
Does jimmu have a free plan?
Yes — jimmu is open source under the Open Source license and free to use.
What platforms does jimmu run on?
jimmu runs on the web and the command line.
Is jimmu still active?
PulseGate's liveness checks currently classify jimmu as active.
What tools are similar to jimmu?
Similar tools tracked by PulseGate include mimas, testgem-mini, and Gemma Diffusion Website Builder.mimastestgem-miniGemma Diffusion Website Builder
How long has jimmu been around?
jimmu first shipped in 2026.
Is jimmu open source?
Yes — jimmu is open source under the Open Source license, developed on GitHub.

At a glance

Pricing
Open Source
Platforms
Web
Languages
English
Open source
Yes (GitHub)
License
Open Source
First seen
Jul 18, 2026
Activity
🟢 Active
Status
🟢 Active
Built for
ruby developers
Model
Open source
Solves
Building simple, file-based Ruby web applications without heavy dependencies.

Developer

Srinivasarimskyyamatov
↗ GitHub

Open source

View on GitHub →

Live coverage

Confidence
Medium · 73
Indexed
Jul 18, 2026
Lifecycle
Alive
Activity
Active
First seen
Jul 2026
Last seen
7d ago
Identity audit (9)
Entity ID
cmrqbvrmf001c7bi1uisixfll
Slug
i-created-a-ruby-gem-that-makes-it-easy-to-create-website-rubygems-org
Verification state
Indexed for public listing
Claim / listing state
Unclaimed · listed: yes
Index status
Included in index
Latest evidence snapshot
Jul 18, 2026
Timeline basis
Indexed-at chronology (no inferred launch/funding milestones).
Last updated
Jul 18, 2026
Canonical URL
https://rubygems.org/gems/jimmu/versions/1.0.0

Similar apps

Other apps tracked under the same category.

  • mimas
    rubygems.org
  • testgem-mini
    rubygems.org
  • Gemma Diffusion Website Builder
    huggingface.co
  • mimas-bridgetown
    rubygems.org
  • stimeo-ui
    rubygems.org
  • giga-clean-rb
    rubygems.org