Dev tools · alternatives · 2026
24 alternatives to Cornerpen
Pdf, image, music, productivity, typing and other tools
Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes.
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BreezePDF lets you edit, sign, merge, compress, redact, OCR, fill forms, extract tables, and use 30+ more PDF tools — all in the browser, no sign-up. Files never leave your computer. I built it because when people search Google for common PDF tasks, many of the tools they find upload documents to a server. I wanted an option that keeps files local instead. I posted an earlier version on HN last spring: https://news.ycombinator.com/item?id=43880962 At the time it only supported a small set of features. Over the last 10 months I rebuilt large parts of it and expanded it to…
2025 · breezepdf.com · its alternatives →
- 2
PDFpen▲110Full-featured PDF editor for Mac, with OCR and Word export.
2016 · textexpander.com · its alternatives →
- 3MF
2016 · createamemo.com · its alternatives →
- 4
Most PDF web tools make millions by uploading documents that never needed to leave your computer. pdfwithlove does the opposite: 1. 100% local processing 2. No uploads, no backend, no tracking Features include merge/split/edit/compress PDFs, watermarks & signatures, and image/HTML/Office → PDF conversion.
Jan 2026 · pdfwithlove.netlify.app · its alternatives →
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Indiepen▲111Privacy-friendly tool to embed HTML, CSS & JS code examples
2021 · indiepen.tech · its alternatives →
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ToolPDFs▲2557 private document tools that run in your browser
Aug 2026 · toolpdfs.com · its alternatives →
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All your PDF tools in one browser-based workspace
Jun 2026 · pdfpuddle.com · its alternatives →
- 11
A suite of dev tools (YAML, JSON, Markdown, regex, csv, etc.) that run entirely in-browser – no tracking, all private.
2025 · digitaltoolpad.com · its alternatives →
- 12
Every tool you need, in one place— 100% in your browser
Jul 2026 · gigai.tools · its alternatives →
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PDF Tools▲14Free browser-based PDF toolkit — no uploads, no sign-up
2025 · pdf-vert.com · its alternatives →
- 14
Client-side productivity tools. No servers. No uploads.
2025 · toolsjockey.com · its alternatives →
- 15
PDF, image, and Office tools — nothing ever uploaded
Jul 2026 · formatdog.com · its alternatives →
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Free PDF editor and signer that runs in your browser
Jun 2026 · localsign.infrays.org · its alternatives →
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Toolmigo▲3PDF & Image Tools That Never Leave Your Browser
Apr 2026 · toolmigo.com · its alternatives →
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Free PDF tools that run in your browser; no uploads & server
Jun 2026 · mywebpdf.com · its alternatives →
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PDF Toolbox▲13Free PDF tools work in your browser.Files never uploaded
2025 · pdftoolbox-three.vercel.app · its alternatives →
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PDFLance▲7Free, 100% offline PDF suite. Edit, merge, split, and more.
2025 · pdflance.com · its alternatives →
- 22
LuminPDF▲10lumin pdf, mobile app, web app, product, lumin, pdf
2020 · luminpdf.com · its alternatives →
- 23
Toolbo▲333 free browser tools that run privately on your device
Aug 2026 · toolbo.pages.dev · its alternatives →
- 24
All-in-one tools for PDF, SEO, image, text & more
2025 · pdfprohub.com · its alternatives →
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Ranked by how close each launch is in meaning, then by votes. Prices were read from each product’s own site when checked and can change. Refine with your own description →