Free Publishing Tools
Practical tools for publishers, editors, and content creators. Validate your EPUBs, check accessibility, estimate savings — all free, all instant.
For everyone
Universal tools that work for any catalog or content team.
EPUB Checker
Validate your EPUB files for structure, metadata, content integrity, and best practices. Get a quality score and detailed issue report.
Check your EPUBBook Metadata Extractor
Upload a PDF or EPUB and get its core metadata normalized to the ONIX 3 standard: title, contributors, publisher, ISBN, BISAC and Thema codes, and keywords.
Extract metadataBook Description Writer
Upload a PDF or EPUB and get back-cover copy in three styles — back cover, catalog, and staff pick — written in the language of your book.
Write descriptionsEPUB Accessibility Checker
Check your EPUB files for accessibility issues, WCAG conformance, alt text, language markup, heading structure, ARIA roles, and more.
Check accessibilityBook Quality Checker
A complete pre-publish audit: epubcheck conformance, accessibility, and the Qualebook production checklist in one report.
Run quality checkEbook Price Calculator
Get a data-driven price recommendation for your ebook based on genre, length, publisher tier, author track record, and target market.
Calculate price2026 U.S. Marketing Calendar
120+ key dates and campaign ideas for the U.S. book industry. Retail holidays, literary celebrations, award seasons, festivals, and more.
Download free calendarFor authors
Tools for indie authors and self-publishers deciding where to sell.
Author Royalty Calculator
Compare what you earn per book on Amazon KDP, Apple Books, Kobo, Google Play and a direct-to-consumer storefront — side by side, annual projection.
Calculate earningsSelf-Publishing Readiness Assessment
Eight short questions, a 0-100 readiness score, and three personalized next steps for indie authors deciding between KDP, marketplaces, and direct-to-consumer.
Take the assessmentFor publishers
Model revenue and margins for trade and digital-first publishers.
For university presses
Tools for academic publishers building a direct-to-consumer channel.
University Press ROI Calculator
Model the impact of shifting university press sales from Amazon and institutional channels to a direct-to-consumer storefront. Keep 85% vs 35%.
Calculate ROID2C Readiness Assessment
Evaluate your university press's digital maturity across 5 key areas. Get a personalized score, benchmarks, and actionable recommendations.
Take the assessmentFor magazines & newspapers
Model paywall and subscription revenue for editorial brands.
For bookshops
Tools for independent bookshops launching a digital storefront.
Do this for your whole catalog in Origami
Metadata, EPUB and accessibility checks, descriptions and more — all in one place, without the one-off limit. Origami is where these tools live for your entire list.
Start in OrigamiNeed a custom solution?
Publica.la helps publishers manage, distribute, and sell digital content at scale — with enterprise-grade tools and dedicated support.
Schedule a demo