Turn sketches on paper into app prototypes
The collaborative design platform. Wireframe, prototype, user test, design and inspect designs in one place, for free! Or create an integration with our API.
Turn sketches on paper into app prototypes launched on April 29, 2014 with 222 votes, #11 of 1,174 launches that month and more than 99% of that year's launches. The site was not reachable when checked in September 2026.
In plain words
Marvel App is a collaborative design platform that lets teams turn paper sketches into interactive app prototypes. Users can wireframe, prototype, conduct user tests, and inspect designs all in one place. The tool is free to use, with options to create custom integrations through their API. It's designed for product teams, designers, and developers who need to move quickly from concept to testable prototypes without switching between multiple tools.
written from the facts on this page · September 2026
Does a similar job
all alternatives →More dev tools this month
the category →

open-source IDE for thoughtful software design. Contribute to devdotfast/whiteboard development by creating an account on GitHub.
Dev tools · 27d ago · github.com

Contribute to reladraw/reladraw development by creating an account on GitHub.
Dev tools · 25d ago · github.com
OpenBot▲362Grok Bot alternative: free, local, open-source, multiplayer
Dev tools · 22d ago · openbot.run
Talanoa▲340Hi HN, I’m a fullstack developer, and honestly, I’ve lost count of how many side projects I’ve worked on over the years. But one idea kept coming back to me: a different kind of email client. It first came to me in 2014: “What if we could handle emails more like conversations?” Every year, I’d revisit this concept in my “Build Notes.” Ten years later, no one had built exactly what I had in mind — so I finally decided to do it myself. That’s how Talanoa was born. I wanted something focused on people, not timelines. I was tired of marking messages as unread just to remember to reply later, or…
Dev tools · 20d ago · talanoa.email
CoreSpeed▲332One MCP for everything your agents need: apps, memory, tools
Dev tools · 27d ago · corespeed.io
Source: Show HN post ↗
Launched alongside, April 2014
the whole month →- UA
Life & fun · 2014 · alex.nisnevich.com

GitBook is a knowledge platform that connects your docs, product and users, answers user questions, and identifies knowledge gaps. Docs-as-code support & AI insights included.
AI · 2014 · gitbook.io
- SP
Life & fun · 2014 · stefanom.org


- BA
Life & fun · 2014 · betatype.io