Baseline Sentinel
A VS Code Extension

Future proof, safe and baseline compatible
code instantly

Dashboard

Reports

Rules or Diagnostics

Help

Scanned Files

12,500

+25%

Warnings Detected

340

+12%

Fixed Issues

95% Success

+8%

Baseline Checks

90

+8%

Last year

This year

25

20

15

10

5

Recent Scans

project-alpha.js

portfolio-site.html

api-service.ts

database-connector.ts

app-config.ts

Api.tsx

See all

750

+5%

25

+12%

358

+9%

Dashboard

Reports

Rules or Diagnostics

Help

Scanned Files

12,500

+25%

Warnings Detected

340

+12%

Fixed Issues

95% Success

+8%

Baseline Checks

90

+8%

Last year

This year

25

20

15

10

5

Recent Scans

project-alpha.js

portfolio-site.html

api-service.ts

database-connector.ts

app-config.ts

Api.tsx

See all

750

+5%

25

+12%

358

+9%

Dashboard

Reports

Rules or Diagnostics

Help

Scanned Files

12,500

+25%

Warnings Detected

340

+12%

Fixed Issues

95% Success

+8%

Baseline Checks

90

+8%

Last year

This year

25

20

15

10

5

Recent Scans

project-alpha.js

portfolio-site.html

api-service.ts

database-connector.ts

app-config.ts

Api.tsx

See all

750

+5%

25

+12%

358

+9%

How it works


Scan, detect, and fix risky code
all in real time.

Scan Your Code
Baseline Sentinel analyzes your JavaScript and web files instantly, finding deprecated or experimental APIs as you type.

Clik to scan

Scanning

Files Detected

Get Instant Alerts
Risky code is underlined in yellow. Hover to see why with MDN links and safe alternatives

Fix with One Click
Use quick fixes to replace unsafe patterns. Stay baseline-compliant without breaking your flow.

Installing Baseline Sentinel is quick and simple.

Open VS Code, search “Baseline Sentinel” in the Extensions view, click Install, and start scanning your code for unsafe or deprecated features instantly

Installing Baseline Sentinel is quick and simple.

Open VS Code, search “Baseline Sentinel” in the Extensions view, click Install, and start scanning your code for unsafe or deprecated features instantly

Installing Baseline Sentinel is quick and simple.

Open VS Code, search “Baseline Sentinel” in the Extensions view, click Install, and start scanning your code for unsafe or deprecated features instantly

New

Features

Real Time Code Scanning With Fixes

Baseline Sentinel offers real-time scanning, instant quick fixes, and MDN backed rules. It highlights unsafe code, suggests secure alternatives, and keeps your projects baseline compliant across all modern browsers effortlessly.

New

Features

Real Time Code Scanning With Fixes

Baseline Sentinel offers real-time scanning, instant quick fixes, and MDN backed rules. It highlights unsafe code, suggests secure alternatives, and keeps your projects baseline compliant across all modern browsers effortlessly.

New

Features

Real Time Code Scanning With Fixes

Baseline Sentinel offers real-time scanning, instant quick fixes, and MDN backed rules. It highlights unsafe code, suggests secure alternatives, and keeps your projects baseline compliant across all modern browsers effortlessly.

Reviews that
make us blush 

Any questions?

Any questions?

See the info below or drop me a line via the support page.

See the info below or drop me a line via the support page.

How often do you check for deprecated or unsafe APIs in your code?

How often do you check for deprecated or unsafe APIs in your code?

How often do you check for deprecated or unsafe APIs in your code?

Would you find real-time warnings in VS Code helpful while coding?

Would you find real-time warnings in VS Code helpful while coding?

Would you find real-time warnings in VS Code helpful while coding?

Which languages or file types do you use most?

Which languages or file types do you use most?

Which languages or file types do you use most?

Have you ever faced browser compatibility issues after deployment?

Have you ever faced browser compatibility issues after deployment?

Have you ever faced browser compatibility issues after deployment?

What kind of quick fixes would save you the most time?

What kind of quick fixes would save you the most time?

What kind of quick fixes would save you the most time?

Would you like Baseline Sentinel to work in CI/CD pipelines too?

Would you like Baseline Sentinel to work in CI/CD pipelines too?

Would you like Baseline Sentinel to work in CI/CD pipelines too?

What’s one feature you’d love to see next?

What’s one feature you’d love to see next?

What’s one feature you’d love to see next?

OUR TEAM

“After years of dealing with unpredictable browser issues, using Baseline Sentinel finally brought consistency. It immediately flagged deprecated APIs that were silently breaking features across different environments.”

Charu Consul

Saif Ur Rasool

“After years of dealing with unpredictable browser issues, using Baseline Sentinel finally brought consistency. It immediately flagged deprecated APIs that were silently breaking features across different environments.”

Charu Consul

Saif Ur Rasool

“After years of dealing with unpredictable browser issues, using Baseline Sentinel finally brought consistency. It immediately flagged deprecated APIs that were silently breaking features across different environments.”

Charu Consul

Saif Ur Rasool

Zia Ur Rehman

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