Sites using CheerpJ
WebAssembly runtime from Leaning Technologies that runs Java applications in the browser.
2 sites
1 found by StackScope, 1 via launch platforms
- StackScope Discovery (Indie) 1
- Hacker News 1
CheerpJ has been detected on 2 launches since first appearing in August 2026. Most recent detection: Browsercode, yesterday.
It's most commonly paired with Cloudflare DNS, Cloudflare, and SvelteKit.
Share of new sites using CheerpJ
Each dot is one launch day. Line is the 7-day rolling average. Chart starts at first detection.
Developer Tools leaders
| Tool | % of launches | % of category | ||
|---|---|---|---|---|
| #1 | – |
Vite
|
22.33% | 96.40% |
| #2 | – |
Rspack
|
0.45% | 1.93% |
| #3 |
pywb (Wayback Machine toolkit)
|
0.12% | 0.50% | |
| #4 | ▲1 |
SheetJS
|
0.08% | 0.35% |
| #5 | ▲9 |
Weglot
|
0.05% | 0.21% |
| … | ||||
| #132 |
CheerpJ
Current page
|
<0.01% | <0.01% | |
Percentages show adoption among indie launches: the share of all analysed launches, and of launches using any Developer Tools tool. All 240 in Developer Tools →
Often used with
| Tool | Launches |
|---|---|
Cloudflare DNS
|
1 |
Cloudflare
|
1 |
SvelteKit
|
1 |
Google Analytics
|
1 |
Plausible
|
1 |
Tools most often detected on the same launches as CheerpJ.
Recent launches we can show
2 of the 2 sites using CheerpJ are product launches we list individually.
