Alternatives to Sieves

LitePali is a small open-source Python library for image-based document retrieval built on the ColPali architecture.

Parsemypdf: an open-source Python PDF parsing library that routes each page to an AI or rule-based backend through one API

Lido extracts data from any PDF, scan, or handwritten document into Excel, Google Sheets, or CSV with no templates and no training.

Xberg is an open-source content intelligence engine that turns 107 document, web, code, image and audio formats into clean Markdown and

AI document extraction for invoices, receipts, contracts and forms — pre-trained models plus no-code custom fields.

Sparrow turns PDFs and images into schema-defined JSON using Vision LLM extraction, open-source and self-hostable.

Reducto Studio is a workspace for building document extraction pipelines whose outputs carry confidence scores and citations back to the source file.

AI document extraction and workflow automation that turns messy supplier files into validated, ERP-ready data.

REST API for pixel-level image forgery detection plus specialized OCR for Southeast Asian documents.

LlamaParse is a document parsing API that turns scanned PDFs, dense tables, and handwriting into AI-ready markdown or schema-bound JSON.

AI document processing for invoices, customs and order paperwork with validated ERP writeback, now part of Coupa

AI document workflows that turn fragmented enterprise files into validated, auditable records — billed per completed outcome.

Walter automated document-to-ERP data entry for manufacturers — now merged into Automat as of July 2026.

openProd.io turns supplier PDFs and spreadsheets into checked, PIM-ready product data for Pimcore, Akeneo and Ergonode.

Video context API that turns footage and audio into schema-consistent, LLM-ready data for AI agents.

Open-source, self-hosted document organizer that OCRs scans and mail and proposes metadata so you stop building folder trees.

Datalab's document intelligence API turns PDFs, scans, and slides into structured markdown, JSON, and HTML at scale.

Instabase (now SuperApp) turns multi-document packets into verifiable, auditable data for regulated enterprises.

Molku auto-fills PDFs and Google Sheets by extracting data from PDFs, images, and handwritten documents.

Open-source command-line pipeline that extracts, chunks, and embeds PDFs for RAG, with switchable libraries via one parameter.

super.AI builds a production document-processing workflow from one sample document and plain-language instructions.

Open-source, MIT-licensed OCR model that compresses page images into vision tokens for cheaper long-document inference.

Mindee turns invoices, receipts, passports and bank statements into typed, scored JSON via a document processing API.

Unstructured turns messy PDFs, scans, tables and forms into clean, structured data for RAG pipelines and AI agents.

Airparser turns emails, PDFs and scans into structured JSON with AI document parsing — no templates to maintain

Unstract turns any PDF, scan, or form into structured JSON with agentic, no-template document extraction.

Docsumo is AI document processing for loan, insurance and AP files — extract fields, cross-check documents, route exceptions

Interfaze is a multimodal AI model for deterministic OCR, structured data extraction, and speech-to-text with per-field confidence scores

Klippa (now Doxis) automates invoice and document processing with OCR, identity verification and Peppol e-invoicing.

ContextGem is a free Python framework for LLM-powered structured document extraction with typed concepts and decision models.