SpaceKit

5.0(

2 ratings

)

Extension Developer Tools5 users

Overview

Local-first developer toolbox. Zero network, no data collection.

57 developer tools behind one command palette — JSON, codec, JWT, formatters & more. Purely local, zero network, no data collection.

5 out of 5
2 ratings
Learn more about results and reviews.

Details

Version
0.2.1
Updated
June 10, 2026
Flag concern
Offered by
Yaming
Size
1.01MiB
Languages
3 languages
Developer
Email
dangyaming@outlook.com
Non-trader
This developer has not identified itself as a trader. For consumers in the European Union, please note that consumer rights do not apply to contracts between you and this developer.

Privacy

Manage extensions and learn how they're being used in your organization

The developer has disclosed that it will not collect or use your data. To learn more, see the developer’s privacy policy.

This developer declares that your data is

Not being sold to third parties, outside of the approved use cases
Not being used or transferred for purposes that are unrelated to the item's core functionality
Not being used or transferred to determine creditworthiness or for lending purposes

Support

For help with questions, suggestions, or problems, visit the developer's support site

JSON Formatter & Viewer

5.0

Offline JSON formatter & viewer: beautify, tree view, diff, JSONPath & smart repair. 100% local — no data leaves your browser.

DevPost - API Debugger for DevTools

0.0

API debugger inside Chrome DevTools. Send requests, capture network traffic, manage collections and environments — no tab switching.

Dev Toolbox

5.0

Local dev toolbox: JSON/codec/JWT/cURL/QR and more. Fully local, no upload.

CoinGecko Data Exporter

0.0

Free and open source tool to export CoinGecko portfolios and transactions to CSV/JSON. No tracking, no limits, no payments.

JSON Visor PRO

0.0

Visualizador de JSON bonito com temas e ferramentas para desenvolvedores.

ZenJSON – Minimal JSON Formatter

5.0

Format, validate and visualize JSON. 100% offline, no tracking, no data collection.

Network Request & Response Copier

5.0

DevTools panel to copy network requests with OData batch parsing, WebSocket support, and advanced filtering.

IT-ToolBox

0.0

Search IT-ToolBox tools and open the app quickly.

DevUtil – JSON Formatter & Developer Tools

5.0

A local developer toolbox for formatting, converting, encoding, and generating data directly in your browser.

DataGrab

3.7

Extract web data at scale without coding.

Nullstack Devtools

0.0

Frontend Developer Tools for Nullstack

Sinqi Tools

5.0

An online tool factory where you can get all tools you needed in one place