Dev tools · alternatives · 2026

24 alternatives to Rapid Rails Themes

What could you build if your app design was done for you?

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. Rapid Rails Themes launched in 2017; newer entries below may have overtaken it.

1
Coolors▲1,589
Super fast color schemes generator for cool designers
2014 · coolors.co · its alternatives →
2TF
Themes for Bootstrap▲354
2012 · wrapbootstrap.com · its alternatives →
3
Levels Theme▲275
A customizable landing page for product launches
2016 · its alternatives →
4
Radix Themes▲246
A beautiful component library for building React apps faster
2023 · radix-ui.com · its alternatives →
5
Themes For App▲264
Make free (Do whatever you want), fully-responsive themes for your next startup, newsletter, lead capture and side-project. ThemesForApp is a free online website builder that helps you create beautiful, responsive themes with ease.
2018 · themesfor.app · its alternatives →
6
Rails UI▲208
AI writes your Rails code. Rails UI makes it look like a real product. Complete, coherent product flows for Rails SaaS: auth, dashboards, billing, and email, designed as one system.
Jan 2026 · railsui.com · its alternatives →
7
Subframe▲756
The best way to build UI, fast
2024 · subframe.com · its alternatives →
8AR
Automated Rails development with Prelang▲229
2014 · prelang.com · its alternatives →
9
Sketch Icons▲408
Generate a dynamic icon library in less than 5 minutes
2018 · github.com · its alternatives →
10
Slack Themes▲342
Make your Slack pretty with custom themes
2015 · slackthemes.net · its alternatives →
11
ColorSpark▲243
A simple tool to generate better colors and gradients.
2018 · 57bridgestreet.com · its alternatives →
12
Themer – a CLI for generating themes for all your tools▲135
🎨 themer takes a set of colors and outputs themes for your apps (editors, terminals, wallpapers, and more). - mjswensen/themer
2017 · github.com · its alternatives →
13
UI Colorful▲143
Effortless Shadcn and Tailwind color theme generator
2024 · uicolorful.com · its alternatives →
14
Intro▲138
Personal branding theme for developers.
2018 · weeby.studio · its alternatives →
15
Design Rails▲211
Hey HN, we're building Design Rails. It's a chat-based brand builder. You describe your project, iterate with an AI designer, and walk away with a logo, color palette, typography, and style guide - all formatted as specs you can drop into your project for Claude Code, Cursor or whatever you're coding with. Free tier gets you a full logo (PNG) and basic palette. Paid tier ($49 one-time) - everything you need for your next project - full coding-agent ready specs, SVG logos, icon variants, etc. Built with Next.js, Vercel AI SDK, and Inngest for the async generation jobs. Would love to hear your…
2014 · designrails.com · its alternatives →
16
ColorSpark for Sketch▲133
Discover unique colors and gradients directly in Sketch.
2018 · its alternatives →
17
Notion Themes▲252
Make your Notion pretty with custom themes
2022 · notionthemes.yudax.me · its alternatives →
18
Bootstrap.build▲295
A powerful Bootstrap theme builder
2017 · bootstrap.build · its alternatives →
19
Bullet Train▲323
The Ruby on Rails SaaS-in-a-Box
2018 · bullettrain.co · its alternatives →
20
Blueprint▲81
A boilerplate to create Rails 5 apps easily and quickly
2018 · github.com · its alternatives →
21
Theme Cards▲164
Discover the best free responsive themes & templates
2016 · theme.cards · its alternatives →
22
A simple hand drawn HTML/CSS theme▲188
A simple hand drawn HTML/CSS theme.
2021 · chr15m.github.io · its alternatives →
23
RapidRails UI Kit for Rails▲10
RapidRails UI: Streamline Your Rails UI Development
2023 · rapidrails.cc · its alternatives →
24
App Store Template▲146
A quick App Store template for Sketch with Presets
2015 · github.com · its alternatives →

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Ranked by how close each launch is in meaning, then by votes. Prices were read from each product’s own site when checked and can change. Refine with your own description →