Documents & Productivity – Free-tier APIs
48 Free-tier APIs in the category Documents & Productivity. Free public web APIs that developers and AI agents can call. Entries come from the open public-apis list; each link was checked automatically (HTTP status) on the date shown, which says the site responded, not that the API is good.
AgentPay Doc Tools
PDF to text, RSS/Atom/JSON feeds to JSON and sitemaps to URL lists, paid per call via x402
Airtable
Integrate with Airtable
Api2Convert
Online File Conversion API
apilayer pdflayer
HTML/URL to PDF
Asana
Programmatic access to all data in your asana system
Assinafy
Brazilian e-signature API with a free plan
BuildPDF
Convert HTML, images, and text to PDF
ClickUp
ClickUp is a robust, cloud-based project management tool for boosting productivity
Clockify
Clockify's REST-based API can be used to push/pull data to/from it & integrate it with other systems
CloudConvert
Online file converter for audio, video, document, ebook, archive, image, spreadsheet, presentation
Cloudmersive Document and Data Conversion
HTML/URL to PDF/PNG, Office documents to PDF, image conversion
Code::Stats
Automatic time tracking for programmers
Convert Online
Online file converter for image, video, audio, document, ebook, font, archive and CAD formats
CraftMyPDF
Generate PDF documents from templates with a drop-and-drop editor and a simple API
DocCheap
Read passports, ID cards and driver's licences into JSON, $0.01 per recognised document
DocStruct
AI extraction of invoices, receipts, bank statements & contracts into structured JSON/CSV
Emboss
Make PDF forms fillable, fill them from JSON or documents, and read filled forms back
FaturaPDF
Generate Brazilian invoice/receipt PDFs with checksum-validated CPF/CNPJ and PIX QR
flatmark
Convert PDF, Word, PowerPoint, Excel and HTML documents to Markdown for RAG and agents
Flowdash
Automate business workflows
Formfeed
Render PDFs and images from HTML (Jinja2, Liquid, Handlebars) or Word templates, with a free tier
Html2PDF
HTML/URL to PDF
iLovePDF
Convert, merge, split, extract text and add page numbers for PDFs. Free for 250 documents/month
JIRA
JIRA is a proprietary issue tracking product that allows bug tracking and agile project management
Mattermost
An open source platform for developer collaboration
Notion
Integrate with Notion
OCR.Space
OCR text extraction from images and PDFs with a free tier
PandaDoc
DocGen and eSignatures API
PDFMint
HTML, Markdown or a URL to PDF or PNG, with a no-key demo endpoint and a free tier
pdfrender
HTML and CSS to PDF with page headers, footers and page numbers, no headless browser
Podio
File sharing and productivity
PolyDoc
HTML/URL to PDF and screenshots, plus Factur-X/ZUGFeRD e-invoices; free tier
PrexView
Data from XML or JSON to PDF, HTML or Image
PrintSocket
Send PDFs, ZPL labels and ESC/POS receipts to your own printers from any language; free tier
Renderly
HTML to PDF conversion API built on Chromium
Rendex
Render HTML, Markdown, or URLs to PNG/JPEG/WebP/PDF, with extraction and templating
Restpack
Provides screenshot, HTML to PDF and content extraction APIs
RunConvert
Convert video, audio, image, and document files programmatically
Sahifa
HTML/URL to PDF and screenshots with Arabic and right-to-left support; free tier
Shortcut
Manage stories, epics, iterations and objectives in a Shortcut workspace
Smart Image Enhancement
Performs image upscaling by adding detail to images through multiple super-resolution algorithms
staffSign
Digital employment contract API with QES/eIDAS support for HR and staffing
TeamSort
Create a ranked-choice poll from a text prompt and get a shareable link
Thirds
Create branded PDFs and images from HTML or reusable templates
Todoist
Todo Lists
Vector Express v2.0
Free vector file converting API
WakaTime
Automated time tracking leaderboards for programmers
Zube
Full stack project management