
JSON Editor Online
CodeBeautify
10015.io
JSONLint
JSONFormatter.org
CyberChef
DevToys
Visualize JSON into interactive graphs

BoilerplateHub
SaaS Boilerplates
BuildKit
SaaS Forge
Find your next starter template by stack, not by vibes.
Which is more popular?
Based on our record, JSON Crack seems to be more popular. It has been mentioned 8 times since March 2021.
Website, pricing, platforms and company facts side by side.
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| Website | jsoncrack.com | stackseed.dev |
| Pricing | ||
| Platforms | — | |
| Company | — | 2026 |
| Listed in |
In their own words, as submitted to SaaSHub.


JSON Crack is a tool for visualizing JSON data in a structured, interactive graphs, making it easier to explore, format, and validate JSON. It offers features like converting JSON to other formats (CSV, YAML), generating JSON Schema, executing queries, and exporting visualizations as images....
StackSeed is a directory of developer starter templates — filter by tech stack, category, price and payment provider instead of scrolling GitHub for hours. Free and premium boilerplates side by side, with the real tradeoffs (open source vs. paid) made explicit.
What each product offers, as listed by its team.


Possible disadvantages
Walkthroughs and reviews on video.
json crack | json visualizer
No StackSeed.dev videos yet. You could help us improve this page by suggesting one.
How often each product is chosen within a category, 0–100% relative to the other.


As answered by people managing JSON Crack and StackSeed.dev.
StackSeed.dev's answer:
Filters that actually match how you'd search — by tech stack, category, price and payment provider — and pricing that's stated plainly, including whether something's open source, free, or paid. No account needed to browse.
StackSeed.dev's answer:
Developers starting a new project — a SaaS, a directory, a landing page — who'd rather spend a few minutes filtering by stack and budget than an afternoon comparing options scattered across GitHub and blog posts.
StackSeed.dev's answer:
StackSeed is a curated directory of developer starter kits — filter by tech stack, category, price and payment provider to find the one that actually fits your project, instead of losing an afternoon scrolling GitHub. Every listing is upfront about whether it's open source, free, or paid.
StackSeed.dev's answer:
Started as a personal tool to stop re-doing the same research — comparing starter kits scattered across GitHub, Twitter and blog posts — every time a new project began.
StackSeed.dev's answer:
Next.js 15 (App Router), React 19 and TypeScript on the frontend, styled with Tailwind CSS v4.
Share your experience with using JSON Crack and StackSeed.dev. For example, how are they different and which one is better?
Recommendations tracked on public social media and blogs since March 2021.


Copy this JSON and paste it into jsoncrack.com or any JSON tree visualizer. You'll see your AST as an interactive tree diagram. Click around. Explore the structure. See how factorial(n - 1) is represented. See how the if-expression... - Source: dev.to / about 1 year ago
Congratulations on the release, great to see more in this space. At the moment, I'm using https://jsoncrack.com/ which also has a VSCode extension, any chance there's something that like on your roadmap? - Source: Hacker News / almost 2 years ago
It seems like a clone of https://jsoncrack.com with a different UI. I couldn’t identify any significant differences aside from the reduced readability in the visualization. - Source: Hacker News / about 2 years ago
Tracking StackSeed.dev since Sep 2026.
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