The Geeks Club
Vendor dashboard
Search
For vendors
AdvertiseTop spots, featured rows, home sponsor Get listedAdd a product we don't cover yet Claim a listingFree: verify the domain, then correct your page Vendor dashboardNumbers, orders and placements

Best Firefox Developer Tools Alternatives in 2026

Updated

20 platforms from web browsers ranked against Firefox Developer Tools on the same published basis.

  1. 1
    Brave Browser Free plan Open sourceAndroidiOSLinuxMacWin $2.50/mo9.6
    Firefox Developer Tools vs Brave Browser
  2. 2
    Opera Free plan AndroidextensioniOSLinuxMac $0.33/mo9.6
    Firefox Developer Tools vs Opera
  3. 3
    Waterfox Free plan Open sourceAndroidextensionLinuxMacWin $5/mo9.3
    Firefox Developer Tools vs Waterfox
  4. 4
    Google Chrome Free plan AndroidextensioniOSLinuxMac Free9.0
    Firefox Developer Tools vs Google Chrome
  5. 5
    Microsoft Edge Free plan AndroidextensioniOSLinuxMac Free9.0
    Firefox Developer Tools vs Microsoft Edge
  6. 6
    Mozilla Firefox Free plan Open sourceAndroidextensioniOSLinuxMac Free8.8
    Firefox Developer Tools vs Mozilla Firefox
  7. 7
    DuckDuckGo Browser Free plan AndroidiOSMacWin $8.33/mo8.8
    Firefox Developer Tools vs DuckDuckGo Browser
  8. 8
    Dia Free plan Mac $20/mo8.8
    Firefox Developer Tools vs Dia
  9. 9
    Comet Free plan AndroidiOSMacWin Free8.7
    Firefox Developer Tools vs Comet
  10. 10
    JioSphere Free plan AndroidiOSLinuxMacWeb Free8.7
    Firefox Developer Tools vs JioSphere
  11. 11
    Vivaldi Free plan AndroidextensioniOSLinuxMac Free8.6
    Firefox Developer Tools vs Vivaldi
  12. 12
    Safari Free plan extensioniOSMac Free8.5
    Firefox Developer Tools vs Safari
  13. 13
    Avast Secure Browser Free plan extensionWeb $3.33/mo8.5
    Firefox Developer Tools vs Avast Secure Browser
  14. 14
    Kameleo Free plan AndroidapiextensioniOSLinux €3.75/mo8.5
    Firefox Developer Tools vs Kameleo
  15. 15
    Tor Browser Free plan Open sourceAndroidLinuxMacWin Free8.4
    Firefox Developer Tools vs Tor Browser
  16. 16
    Mullvad Browser Free plan Open sourceLinuxMacWin Free8.4
    Firefox Developer Tools vs Mullvad Browser
  17. 17
    Epic Privacy Browser Free plan WinMacAndroid Free8.4
    Firefox Developer Tools vs Epic Privacy Browser
  18. 18
    AVG Secure Browser Free plan WinMacAndroid Free8.4
    Firefox Developer Tools vs AVG Secure Browser
  19. 19
    Ecosia Browser Free plan AndroidiOSLinuxMacWin Free8.4
    Firefox Developer Tools vs Ecosia Browser
  20. 20
    LibreWolf Free plan Open sourceLinuxMacWin Free8.3
    Firefox Developer Tools vs LibreWolf

Firefox Developer Tools alternatives compared

#PlatformScoreFree planFromRuns on
1Brave Browser9.6Free plan$2.50/moAndroid, iOS, Linux, Mac, Windows
2Opera9.6Free plan$0.33/moAndroid, Browser, iOS, Linux, Mac, Web, Windows
3Waterfox9.3Free plan$5/moAndroid, Browser, Linux, Mac, Windows
4Google Chrome9.0Free planFreeAndroid, Browser, iOS, Linux, Mac, Web, Windows
5Microsoft Edge9.0Free planFreeAndroid, Browser, iOS, Linux, Mac, Web, Windows
6Mozilla Firefox8.8Free planFreeAndroid, Browser, iOS, Linux, Mac, Web, Windows
7DuckDuckGo Browser8.8Free plan$8.33/moAndroid, iOS, Mac, Windows
8Dia8.8Free plan$20/moMac
9Comet8.7Free planFreeAndroid, iOS, Mac, Windows
10JioSphere8.7Free planFreeAndroid, iOS, Linux, Mac, Web, Windows
11Vivaldi8.6Free planFreeAndroid, Browser, iOS, Linux, Mac, Windows
12Safari8.5Free planFreeBrowser, iOS, Mac
13Avast Secure Browser8.5Free plan$3.33/moBrowser, Web
14Kameleo8.5Free plan€3.75/moAndroid, API, Browser, iOS, Linux, Mac, Web, Windows
15Tor Browser8.4Free planFreeAndroid, Linux, Mac, Windows
16Mullvad Browser8.4Free planFreeLinux, Mac, Windows
17Epic Privacy Browser8.4Free planFreeWindows, Mac, Android
18AVG Secure Browser8.4Free planFreeWindows, Mac, Android
19Ecosia Browser8.4Free planFreeAndroid, iOS, Linux, Mac, Windows
20LibreWolf8.3Free planFreeLinux, Mac, Windows
Make your platform an alternative to Firefox Developer Tools

The sponsored alternative slot on this page is labelled Sponsored.

See the price

Questions about Firefox Developer Tools alternatives

What is the best alternative to Firefox Developer Tools?

Brave Browser, number 1 in web browsers with a score of 9.6 out of 10. The others here: Opera, Waterfox, Google Chrome and 16 more.

What is the best free alternative to Firefox Developer Tools?

Brave Browser is the best-ranked alternative with a free plan. 20 of the 20 alternatives here publish a free plan on their own pricing pages.

Is there an open-source alternative to Firefox Developer Tools?

Yes: Brave Browser, Waterfox, Mozilla Firefox and 3 more.

How are these alternatives ranked?

Ranked on how quickly a newcomer can get going: documentation depth, a free tier or trial, and the platforms it runs on.