Lockbox — API Key Wallet

by brent@fitnessnation.au · Developer Tools

Manifest V3 Free

View in Chrome Web Store Data as of 16 Oct 2026

The MetaMask for API keys. Store, encrypt, and auto-fill your API keys securely.

Users

−3 in 30 days

Rating

0.0 / 5

unchanged in 30 days

Ratings

0 in 30 days

Store rank

#201K

#169K among extensions

Version

2.1.0

updated 19 Mar 2026

Users

monthly, 8 months

Latest, 16 Oct 2026: 9 usersMove the mouse over the chart for any month

Ratings count

monthly, 8 months

Latest, 16 Oct 2026: 0 ratingsMove the mouse over the chart for any month

The Chrome Web Store rounds user counts down to the leading digit, so the user line moves in steps. The ratings count is exact and is the better signal of real adoption.

About Lockbox — API Key Wallet

Lockbox brings your encrypted API key vault to the browser toolbar. Stop switching tabs to find your keys — search, copy, and auto-fill directly from any page. FEATURES: Instant Search — find any key across all your vaults Auto-Fill — detects API key input fields on popular developer platforms Context Menu — right-click any input to paste a key Omnibox — type "lb" in the address bar to find keys Keyboard Shortcut — Alt+Shift+L opens Lockbox Expiry Alerts — badge shows expiring keys Key values are never cached locally. Requires a Lockbox account at dashboard.yourlockbox.dev

Growth

Window	Users	Change
7 days	−1	−10.0%
30 days	−3	−25.0%
6 months	+4	+80.0%

Version history

3 versions recorded

2.1.019 Mar 2026

2.0.016 Mar 2026

1.0.04 Mar 2026

Details

Category: Developer Tools
First seen: 4 Mar 2026
Size: 300 KB
Languages: en
Pricing: Free
Privacy policy: github.com
Support: github.com
Extension ID: bcjcdgpmgmbibgngbkhfobidmnfddefa

Permissions and risk

Elevated riskimpact 4, likelihood 2

Permissions

activeTabstoragecontextMenusclipboardWritealarmssidePanel

Site access

https://platform.openai.com/*https://console.anthropic.com/*https://dashboard.stripe.com/*https://console.aws.amazon.com/*https://github.com/*https://vercel.com/*https://supabase.com/*https://console.firebase.google.com/*https://dashboard.clerk.com/*https://railway.app/*and 11 more