captcha alternatives and similar packages
Based on the "Miscellaneous" category.
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countries
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They vary from L1 to L5 with "L5" being the highest.
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README
Package captcha provides an easy to use, unopinionated API for captcha generation.
Why another captcha generator?
I want a simple and framework-independent way to generate captcha. It also should be flexible, at least allow me to pick my favorite font.
install
go get github.com/steambap/captcha
usage
func handle(w http.ResponseWriter, r *http.Request) {
// create a captcha of 150x50px
data, _ := captcha.New(150, 50)
// session come from other library such as gorilla/sessions
session.Values["captcha"] = data.Text
session.Save(r, w)
// send image data to client
data.WriteImage(w)
}
documentation | [example](example/basic/main.go) | [font example](example/load-font/main.go)
sample image
[image](example/captcha.png)
[image](example/captcha-math.png)
Compatibility
This package uses embed package from Go 1.16. If for some reasons you have to use pre 1.16 version of Go, reference pre 1.4 version of this module in your go.mod.
Contributing
If your found a bug, please contribute! see [contributing.md](contributing.md) for more detail.
License
[MIT](LICENSE)
*Note that all licence references and agreements mentioned in the captcha README section above
are relevant to that project's source code only.