URI Encoder 2 is a tool that encodes any html code or css to base64 URIs.
Download:
NitroFlare - Upload Files
Upload your files at maximum speed! You can use this service to share your creations, use as a virtual backup and share your files with your friends! You can upload up to 10 GB files, for free!
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Virustotal:
The source are in plain text.
Use the tool online: