core-js vs FilePond
Head-to-head usage across the sites we track.
Top sites by authority
core-js · FilePond · how many of each technology's sites sit in the web's highest authority tiers
Open Page Rank 9+
242
2
Open Page Rank 8+
5,108
25
Open Page Rank 7+
26,213
62
Open Page Rank 6+
57,082
115
Open Page Rank 5+
109,074
194
Open Page Rank scores 0 to 10 from the open web link graph; 9+ covers only a few hundred domains worldwide.
By country
core-js · FilePond · share of sites in each country using one or the other
United States
1,479,835
551
India
495,926
452
United Kingdom
457,421
345
Germany
439,161
392
Brazil
420,075
577
France
369,824
353
Canada
341,001
248
Italy
336,371
251
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | core-js | FilePond |
|---|---|---|
| LCP | 2 s | 2 s |
| INP | 75 ms | 75 ms |
| CLS | 0 | 0 |
| TTFB | 800 ms | 850 ms |
Median site's p75 values from the Chrome UX Report, Jun 2026. Lower is better; green meets Google's "good" threshold. This describes the sites that use each technology, not the technology's own overhead.
Sites that switched
Domains that dropped one technology and adopted the other within about a year, data nobody else gives away free.
core-js to FilePond
| Domain | When |
|---|---|
| ghanamallonline.com | May 2026 |
| sofotg.gov.ua | Apr 2026 |
| exitasia.de | Jan 2026 |
| tobinbrothers.com.au | Jan 2026 |
| rentabf.in | Dec 2025 |
| heimcore.com.co | Sep 2025 |
| taoweb365.xyz | Jul 2025 |
FilePond to core-js
| Domain | When |
|---|---|
| apps-zone.com | Mar 2026 |
| veccon.com.br | Feb 2026 |
| nearu.io | Feb 2026 |
| sugarchile.cl | Feb 2026 |
| tobinbrothers.com.au | Jan 2026 |
| asanconvert.com | Dec 2025 |
| jokerzdesign.com | Nov 2025 |
| belcoconstructions.com.au | Nov 2025 |
| pacificautoretail.com | Oct 2025 |
| heimcore.com.co | Sep 2025 |