Tool Directory

26 listed tools · browser-based · privacy-first

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Listings are reviewed before publication, but badges are based on submitted information and basic manual checks. Verification is best-effort, not a security certification.

26 tools

Wormhole
wormhole.app

Share files with end-to-end encryption and a link that expires in 24 hours — the decryption key never touches the server.

NO LOGINNO ADSFREE FOREVERMOBILE OK
🔐 SecurityLISTED ↗
Stirling PDF
github.com

Self-hosted PDF toolkit with 60+ tools — merge, split, OCR, compress, sign, redact — your files never leave your own server.

NO UPLOADOPEN SOURCENO LOGINNO ADSOFFLINE OKFREE FOREVERMOBILE OK
📄 DocumentsLISTED ↗
SVGOMG
jakearchibald.github.io

Optimize and minify SVG files in your browser — no upload, live preview, works offline. Cuts SVG file size by up to 80%.

NO UPLOADOPEN SOURCENO LOGINNO ADSOFFLINE OKFREE FOREVER
🖼️ ImagesLISTED ↗
RegExr
regexr.com

Build, test, and debug regular expressions in your browser — all matching runs locally, nothing sent to any server.

NO UPLOADOPEN SOURCENO LOGINNO ADSFREE FOREVERMOBILE OK
💻 DeveloperLISTED ↗
Glyphr Studio
glyphrstudio.com

Design and edit fonts in your browser — open source, no login, no upload. Open OTF, TTF, and SVG files and export ready-to-use font files.

NO UPLOADOPEN SOURCENO LOGINNO ADSFREE FOREVER
💻 DeveloperLISTED ↗
Markmap
markmap.js.org

Turn any Markdown document into an interactive, zoomable mind map — all processing happens in your browser, nothing sent to any server.

NO UPLOADOPEN SOURCENO LOGINNO ADSOFFLINE OKFREE FOREVER
💻 DeveloperLISTED ↗
Have I Been Pwned
haveibeenpwned.com

Check if your email or password has been exposed in a data breach — your data is never stored, passwords are checked using k-anonymity.

NO UPLOADNO LOGINNO ADSFREE FOREVERMOBILE OK
🔐 SecurityLISTED ↗
PrivateBin
privatebin.net

Zero-knowledge pastebin — your text is encrypted in your browser before the server stores it, so the server never knows what you pasted.

OPEN SOURCENO LOGINNO ADSFREE FOREVERMOBILE OK
🔐 SecurityLISTED ↗
Yopass
yopass.se

Share passwords and secrets via a one-time link — encrypted in your browser before the server ever sees it.

OPEN SOURCENO LOGINNO ADSFREE FOREVERMOBILE OK
🔐 SecurityLISTED ↗
JSON Crack
jsoncrack.com

Paste JSON, YAML, CSV or XML and see it as an interactive graph — all processing happens in your browser, nothing sent to any server.

NO UPLOADOPEN SOURCENO LOGINMOBILE OK
💻 DeveloperLISTED ↗
transform.tools
transform.tools

Convert between JSON, TypeScript, GraphQL, Rust, CSS, SVG and 30+ other formats — open source, runs in your browser, no account needed.

NO UPLOADOPEN SOURCENO LOGINNO ADSFREE FOREVERMOBILE OK
💻 DeveloperLISTED ↗
draw.io
app.diagrams.net

Create flowcharts, network diagrams, org charts and more in your browser — no account, no server storage.

NO UPLOADOPEN SOURCENO LOGINNO ADSOFFLINE OKFREE FOREVER
💻 DeveloperLISTED ↗
Photopea
photopea.com

Full Photoshop-style image editor in your browser — your files never leave your device.

NO UPLOADNO LOGINOFFLINE OKFREE FOREVERMOBILE OK
🖼️ ImagesLISTED ↗
RAWGraphs
app.rawgraphs.io

Turn spreadsheet data into 30 types of charts in your browser — open source, no upload, no account.

NO UPLOADOPEN SOURCENO LOGINFREE FOREVER
🧮 DataLISTED ↗
privacy.sexy
privacy.sexy

Generate privacy hardening scripts for Windows, macOS and Linux — open source, no login, runs in your browser.

NO UPLOADOPEN SOURCENO LOGINNO ADSOFFLINE OKFREE FOREVER
🔐 SecurityLISTED ↗
Goblin.tools
goblin.tools

Type a vague task and get specific, actionable steps — free AI productivity tools with no login required.

NO UPLOADNO LOGINNO ADSFREE FOREVERMOBILE OK
✍️ Text & WritingLISTED ↗
Tickk
tickk.app

Voice-first task and note capture that runs entirely in your browser — no account, no tracking, all data stays on your device.

NO UPLOADOPEN SOURCENO LOGINNO ADSOFFLINE OKFREE FOREVERMOBILE OK
✍️ Text & WritingLISTED ↗
Hoppscotch
hoppscotch.io

Open source API testing tool that runs in your browser — REST, GraphQL, WebSocket, no account required.

NO UPLOADOPEN SOURCENO LOGINNO ADSFREE FOREVERMOBILE OK
💻 DeveloperLISTED ↗
Excalidraw
excalidraw.com

Draw hand-drawn style diagrams and wireframes in your browser — open source, no account needed, works offline.

NO UPLOADOPEN SOURCENO LOGINNO ADSOFFLINE OKFREE FOREVERMOBILE OK
💻 DeveloperLISTED ↗
Datasette Lite
lite.datasette.io

Explore SQLite databases and CSV files in your browser using WebAssembly — no server, no upload, SQL queries run locally.

NO UPLOADOPEN SOURCENO LOGINNO ADSFREE FOREVER
🧮 DataLISTED ↗
CyberChef
gchq.github.io

The Cyber Swiss Army Knife — 483 encryption, encoding, and data analysis operations, all in your browser.

NO UPLOADOPEN SOURCENO LOGINNO ADSOFFLINE OKFREE FOREVER
🔐 SecurityLISTED ↗
iKrypt
ikrypt.com

Create one-time secret links that self-destruct after being read — encrypted, no account needed.

NO UPLOADNO LOGINNO ADSFREE FOREVERMOBILE OK
🔐 SecurityLISTED ↗
Hemingway Editor
hemingwayapp.com

Paste your writing and get instant readability feedback — highlights complex sentences, passive voice, and adverbs.

NO UPLOADNO LOGINNO ADSFREE FOREVERMOBILE OK
✍️ Text & WritingLISTED ↗
ELI5.cc
eli5.cc

Paste any topic and get a plain-English explanation at four complexity levels — from 5-year-old to expert.

NO UPLOADNO LOGINNO ADSMOBILE OK
✍️ Text & WritingLISTED ↗
RaptorPDF
raptorpdf.com

Edit, merge, compress and convert PDFs entirely in your browser — your file never touches a server.

NO UPLOADNO LOGINNO ADSOFFLINE OKMOBILE OK
📄 DocumentsLISTED ↗
Squoosh
squoosh.app

Compress and convert images using WebAssembly codecs in your browser — no upload, works offline.

NO UPLOADOPEN SOURCENO LOGINNO ADSOFFLINE OKFREE FOREVERMOBILE OK
🖼️ ImagesLISTED ↗