Best alternatives to Klaviyo Developer Tools (2026)
10 Chrome extensions that do a similar job to Klaviyo Developer Tools, closest first. Each shows real store users, its rating, how recently it was updated and how many permissions it asks for.
Klaviyo Developer Tools today
Klaviyo Developer Tools alternatives, compared
- 1
Web Developer
Adds a toolbar button with various web developer tools.
≈1M users4.3★ from 2.8K ratingsNot updated for 2+ years8 permissions- About 1000× more users than Klaviyo Developer Tools
- Updated less recently
- Asks for more permissions (8 vs 5)
- 2
Web Developer Tool for Chrome
Web developer toolbox for your browser.
≈10K users4.8★ from 10 ratings8 permissions- About 10× more users than Klaviyo Developer Tools
- Asks for more permissions (8 vs 5)
- 3
Developer tools
Tools include Base64 Encode/Decode, Unix Time Converter, Url Encode/Decode, JWT Debugger, UUID Generate and more.
147 users4.0★ from 1 ratingNot updated for 2+ years2 permissions- About 6.8× fewer users than Klaviyo Developer Tools
- Asks for fewer permissions (2 vs 5)
- 4
gRPC-Web Developer Tools
gRPC-Web Developer Tools for debugging application's gRPC-Web network requests.
≈3K users3.6★ from 8 ratingsUpdated 8 months ago1 permissions- About 3.0× more users than Klaviyo Developer Tools
- Updated more recently
- Asks for fewer permissions (1 vs 5)
- 5
React Developer Tools
Adds React debugging tools to the Chrome Developer Tools. Created from revision 1d34f91dfd.
≈5M users3.5★ from 1.6K ratingsUpdated 2 months ago4 permissions- About 5000× more users than Klaviyo Developer Tools
- Updated more recently
- Asks for fewer permissions (4 vs 5)
- 6
Preact Developer Tools
Adds debugging tools for Preact to Chrome
≈7K users4.5★ from 16 ratingsUpdated 6 weeks ago3 permissions- About 7.0× more users than Klaviyo Developer Tools
- Updated more recently
- Asks for fewer permissions (3 vs 5)
- 7
MobX Developer Tools
Dev-tools for MobX and React
≈20K users3.1★ from 54 ratingsUpdated 5 months ago4 permissions- About 20× more users than Klaviyo Developer Tools
- Updated more recently
- Asks for fewer permissions (4 vs 5)
- 8
Relay Developer Tools
Adds Relay debugging tools to the Chrome Developer Tools.
≈5K users5.0★ from 5 ratingsUpdated 21 months ago3 permissions- About 5.0× more users than Klaviyo Developer Tools
- Asks for fewer permissions (3 vs 5)
- 9
Blazor Developer Tools
Developer tools for debugging Blazor applications
419 users5.0★ from 3 ratingsUpdated 3 months ago2 permissions- About 2.4× fewer users than Klaviyo Developer Tools
- Updated more recently
- Asks for fewer permissions (2 vs 5)
- 10
dtools - Web Developer Tools
Comprehensive web developer tools extension with performance metrics, tech stack detection, and debugging utilities.
211 users5.0★ from 2 ratingsUpdated 9 months ago4 permissions- About 4.7× fewer users than Klaviyo Developer Tools
- Updated more recently
- Asks for fewer permissions (4 vs 5)
Klaviyo Developer Tools alternatives: questions
What is the best alternative to Klaviyo Developer Tools?
By users, the most popular alternative is React Developer Tools with ≈5M users and a 3.5-star rating. The closest match by what it does is Web Developer.
Which Klaviyo Developer Tools alternative has the best rating?
Web Developer has the highest rating of these alternatives with 50+ ratings: 4.3 out of 5 from 2.8K ratings.
Is there a Klaviyo Developer Tools alternative that asks for fewer permissions?
gRPC-Web Developer Tools asks for 1 permissions, against 5 for Klaviyo Developer Tools.
How many alternatives to Klaviyo Developer Tools are there?
We list 10 close alternatives to Klaviyo Developer Tools on the Chrome Web Store, picked by what they do and ranked by how close they are.
Users and ratings are the figures shown on the Chrome Web Store, re-checked continuously. Alternatives are matched on name, description, category and topic. Browse best-of lists by niche.