JPGtoExcel.com - This image to excel converter helps to convert text and tables data from images to excel spreadsheets with OCR processing for free
pdflayer - Free, powerful HTML to PDF API supporting both URL and raw HTML conversion. Unlimited document size, lightning-fast and compatible PHP, Python, Ruby, etc.
theonlineconverter.com - Theonlineconverter.com is an online file conversion platform which offers a user-friendly, cross-platform online tools for user's diverse needs. It allows batch conversion of files and is completely free of cost.
PDFShift - Convert any HTML documents to high-fidelity PDF using a single POST request
Convertio - File Conversion in the Cloud
Tcpdf - TCPDF: Open Source PHP Class for generating PDF documents