Frontend Frameworks

Jsome

Pretty prints JSON with customizable colors and indentation.

Status: UnmaintainedNo commits in 3127 days.
Last checked: Checked · Oct 11, 2026
License: Open source
Pricing: Free tier · from $0

What it is

Jsome is a tool that allows developers to pretty print JSON data with configurable colors and indentation, making it easier to read and debug complex JSON structures.

Jsome stands out by offering a simple yet powerful way to enhance the readability of JSON, making it an indispensable tool in any developer's toolkit.

When it fits — and when it doesn’t

A good fit for

Developers who need to frequently inspect and debug large or nested JSON objects
Teams working on projects that heavily rely on JSON for data exchange and storage

Look elsewhere if

Projects requiring real-time JSON processing without the need for pretty printing
Applications where minimal dependencies are a strict requirement

Known weaknesses

Each one links to the public issue, changelog or docs page it came from, where we have one.

01
Limited customization options beyond colors and indentation
The tool lacks advanced features like conditional formatting or support for complex JSON schema visualization.
02
Small community and limited third-party integrations
Limited contributions to the project on GitHub, few plugins or extensions available for popular IDEs.
03
Performance issues with very large JSON files
The tool may become slow and unresponsive when handling extremely large or deeply nested JSON structures.

What it does well

Configurable colors for JSON elements
Customizable indentation levels
Easy to integrate into JavaScript projects

Pricing

Free tier: YesOpen source — free to use
Paid from: $0
Model: Flat rate
Enterprise plan: No

Pricing not independently confirmed — check the vendor’s page.

Performance benchmarks

How Fast Is It?

Set up Jsome

Setup steps, common gotchas and what to check after 30 days.

Open the setup guide →