{"id":13612,"date":"2026-01-30T11:58:34","date_gmt":"2026-01-30T10:58:34","guid":{"rendered":"https:\/\/wp.jochen.hayek.name\/blog-en\/?p=13612"},"modified":"2026-04-16T11:31:15","modified_gmt":"2026-04-16T09:31:15","slug":"pdf-ocr","status":"publish","type":"post","link":"https:\/\/wp.jochen.hayek.name\/blog-en\/2026\/01\/30\/pdf-ocr\/","title":{"rendered":"PDF OCR"},"content":{"rendered":"\n<ul class=\"wp-block-list\">\n<li><a href=\"https:\/\/tools.pdf24.org\/en\/ocr-pdf\">https:\/\/tools.pdf24.org\/en\/ocr-pdf<\/a>\n<ul class=\"wp-block-list\">\n<li>asks the user, which language is involved \u2013 and that&#8217;s important<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><a href=\"https:\/\/smallpdf.com\/pdf-ocr\">https:\/\/smallpdf.com\/pdf-ocr<\/a>\n<ul class=\"wp-block-list\">\n<li>does not ask the user, which language is involved<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n\n\n","protected":false},"excerpt":{"rendered":"","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_crdt_document":"{\"document\":\"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\",\"updateI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