Developer Toolbox

Unknown author · Developer Tools

Open in Chrome Web Store

Users

Avg rating

5.0

Ratings

Updated

Jun 15, 2026

Media

5 items

Description

Developer toolkit: Timestamp, Base64, JSON, URL, Regex, UUID, Hash, Color, Markdown, Mermaid, Code Extractor & more. Offline. All-in-One Developer Toolbox with the following features: 1. Timestamp Converter 2. Base64 Encode/Decode 3. JSON Formatter 4. URL Encode/Decode 5. Regex Tester 6. JWT Parser 7. UUID Generator 8. Hash Calculator 9. Color Format Converter 10. Case Converter 11. Markdown Preview 12. Mermaid Preview 13. Text Diff 14. AI Code Extractor 15. File Tree Generator

History

30d 90d 1y all

rating_count is the Chrome Web Store ratings count, not a written-review count.

Details & SEO

SEO signals

Listing completeness signals

Title length
Characters in the extension name.
17
Description length
Characters in the listing description.
483
Media assets
Screenshots and videos on the listing.
5
Has promo video
Whether the listing includes at least one video.
No
Languages
Declared language locales.
6
Developer website
Listing exposes a developer website URL.
No
Contact email
Listing exposes a contact email.
Yes
Keyword in name
Case-insensitive substring match in the name.
—
Keyword in description
Case-insensitive substring match in the description.
—
Keyword occurrences in description
Count of case-insensitive occurrences in the description.
—
Category user-count percentile
Share of same-category extensions with fewer users (null if unknown).
73.4

These are transparent listing completeness / keyword signals, not a prediction of Chrome Web Store search ranking.