Based on our record, Ambar seems to be more popular. It has been mentiond 2 times since March 2021. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.
I don't need any other features (other than batch uploading). The best ones I've found so far are Ambar, I, librarian, and Lodestone with their multiple 'snippet' search functionality, however for various reasons they won't work with my use case.[1]. Source: almost 3 years ago
Ambar - Document Search Engine · An open-source document search engine with automated crawling, OCR, tagging and instant full-text search. Source: about 3 years ago
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