Validar markdown
https://markdownlivepreview.com/

Validar json
https://jsonlint.com/

Extrair e-mails
https://extrator.com.br/extrator-de-emails/


Ferramentas de uso

adicionei la o markdown e o validador de json

Validar markdown https://markdownlivepreview.com/ Validar json https://jsonlint.com/ Extrair e-mails https://extrator.com.br/extrator-de-emails/ Ferramentas de uso