cyril

Hi, I added Cyrilex (my website), an online regex tester and visualizer, to 验证和联系 in regexp.md

Add Cyrilex and Pyrexp to 在线正则表达式编辑器/可视化工具 in js.md

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Hello, I added Cyrilex and Pyrexp, regex testers and visualizers, to 在线正则表达式编辑器/可视化工具 in js.md

Hello, I added ExtendsClass, an online MySQL sandboxe, to "MySQL" in sandboxes.md

Hello, I added Cyrilex (my website), an online regex tester, to Useful resources in JavaScriptRegex.md

Hello, I added a regex tester and visualizer (Pythonum.net; I am the founder) to the note.

# Pull Request Template - [x] My changes were made in the `resources` folder, not in the auto-generated `README.md` file or `db` folder - [x] My submission is formatted according...

Hello, I add Cyrilex, a regex visualizer, to resources in regex post

Add JSONing (my website), an online JSON schema generator from JSON document, to Tools

Add JSONing (my website), a toolset (including a formatter, comparer, JSONPath tester, patch generator, and data generator), to Online tools

### Your checklist for a pull request to sitespeed.io Please review the [guidelines for contributing](CONTRIBUTING.md) to this repository. - [ ] I'm making a big change or adding functionality so...