Home > Base64 Encoder Base64 EncoderUpload files up to 3 MB and encode them in Base64. For text en- or decoding see my web encoding converter. Upload file: Leave a Reply Cancel replyYour email address will not be published. Required fields are marked *CommentName * Email * Website Save my name, email, and website in this browser for the next time I comment. Post commentComment moderation is enabled. Your comment may take some time to appear.