01
Interactive Bayes theorem demo with a draggable area diagram and a 1000-person natural-frequency dot grid.
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A minimal QR code generator with an iOS liquid-glass visual style.
★ 0 29 KB Mar 2026 by rastian 🤏sfwatools
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A single-file browser-based work journal for developers and PMs. Log daily tasks, sync to Google Sheets.
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Offline single-file screensaver/PWA that simulates an AI coding agent at work: fake terminal, fake dashboards, all client-side.
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3D shade sail planner: simulate sun and shadow in your garden, optimize sail positions, analyze daily coverage.
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The most feature-rich offline web-based tier list maker, for ranking anything you want.
★ 2 193 KB May 2026 by milk3e 🏅sfwatools
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A privacy-focused, client-side photo editor. No server, everything runs in the browser.
★ 2 28 KB Nov 2025 by xsukax 🏅sfwatools
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📚 Single-file browser viewer for academic PDFs powered by your local LLM (LM Studio / Ollama).
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Graphs where equations are not only exactly true, but close to true. Instead of black lines on a white background, this creates beautiful gradients.
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Hypervault is client-side file encryption web app that embeds a copy of the decryption logic along with the encrypted data in a Single-File Web App.
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A visual multi-agent system designer for Claude Code — 28 agents, human-in-the-loop gates, live simulation. Zero dependencies.
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An entire slide deck — editor, viewer, data, and live collaboration — in one HTML file. Readable JSON up top, compressed app shell underneath.
★ 3.1k 643 KB Jul 2026 by nyblnet 🏅sfwaslidescollab
18
Paste any GitHub URL and get an interactive architecture map — how files connect, what breaks if you touch something. Runs entirely in the browser.
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A HyperCard-style authoring tool for the web. Draw, script, and stack cards together into one portable file.
7.0 KB🤏sfwatoolsgames
security audit6/10
20
A local, offline-first hub for organizing AI chats, prompts, and projects — kanban board included, all in one file.
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A command center for an AI agent — chat, steer, browse files, manage skills — packed into one glassmorphic HTML app.
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Over a thousand small frontend utilities, each a single file — zero build, works offline, privacy-first.
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Remote desktop over a plain browser tab, driven by a single script — no client install on either end.
★ 79 303 KB Dec 2022 by bitrate16 sfa · Pythontools
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Frontend and done. Edit a running app by directly manipulating the page; it persists its own state back into the file itself.
275 KB🚫sfwatoolsnotes
security audit6/10
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Three hundred small games, each shipped as its own single-file HTML — pick one up, play offline, no dependencies.
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A single-file, zero-dependency N-body gravitational simulator with a built-in notebook — runs entirely in your browser, no server required.
★ 1 63 KB Jun 2026 by kalpi-4 🏅sfwagames
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A non-linear personal wiki that saves its entire self back to disk as one HTML file. Two decades of plugins and forks trace back to it.
security audit9/13
29
xlsx2md is a Single-file Web App that reads Excel (`.xlsx`) files locally and extracts narrative text, tables, and images as Markdown.
★ 29 16 KB Mar 2026 by igapyon 🏅sfwatools
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