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A macOS menu-bar app that turns your own local video files into live wallpapers, fully offline and open-source with no account or cloud step.
No sign-upWorks offlineOpen source
What to know▼
How it works
A macOS menu bar app that turns local video files into live desktop wallpapers, and converts/patches videos for macOS's native lock screen wallpaper support.
What's different
Fully open-source, offline and private — no accounts, cloud or telemetry — unlike commercial live-wallpaper alternatives.
Best for
macOS users who want live wallpapers from their own video files without sending anything to the cloud.
We check every product on this page once a day and record whether it still answers.
Local firewall binary that sits between AI agents and the network to block secret leaks, prompt injection, SSRF, and MCP tool poisoning, for developers running autonomous agents, producing a signed offline-verifiable receipt instead of blind trust.
No sign-upWorks offlineOpen source
What to know▼
How it works
A single Go binary scans every outbound request from an agent and writes a signed receipt you verify offline against a published key when it blocks something.
Pricing
Apache 2.0, install via brew.
Best for
Developers whose AI agents have shell access, secrets, and an open line to the internet.
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Finds real beginner-friendly open-source GitHub issues and explains them with AI, no account needed.
Watch out · No signup, no backend, no account needed.
No sign-upNothing to installOpen source
What to know▼
How it works
Fetches beginner-friendly GitHub issues live, filtered by language and contribution status, and explains them with AI-powered explanations; issues can be saved locally.
We check every product on this page once a day and record whether it still answers.
Checks grammar and rewrites text right inside Gmail, LinkedIn, X and Reddit, using a Gemini API key you provide yourself, free and open source, no subscription.
FreeNo sign-upOpen source
What to know▼
How it works
Checks grammar and rewrites text inline on any website — Gmail, LinkedIn, X, Reddit — using your own free Google Gemini API key.
What's different
Free and open source, and runs on a Gemini key you supply yourself instead of a paid subscription.
Pricing
Free, no account or subscription.
Best for
People who want a Grammarly-style writing checker without paying for a subscription or handing over data to a third-party service.
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A QR-code digital tip jar that lets live performers collect card and digital wallet tips directly into their own Stripe account, shown on a live on-stage display.
No sign-upOpen source
What to know▼
How it works
A QR code lets audiences send card and digital wallet tips directly to a performer's own Stripe account, with a live 3D jar display showing names and messages on stage.
What's different
No platform cut, no signup, open source, and keys never leave the device.
We check every product on this page once a day and record whether it still answers.
A free, open-source collection of browser tools you can use instantly with no signup, install or tracking; the site doesn't say what the tools actually are.
Watch out · The description doesn't say what the actual tools do.
No sign-upOpen sourceNo tracking
What to know▼
How it works
A collection of browser-based tools you can use instantly via a link, with no signup, install or tracking.
What's different
No account, no install and no tracking required to use any tool.
Watch out
The description doesn't say what the actual tools do.
We check every product on this page once a day and record whether it still answers.
A free, open-source multiplayer bomb-arena game you play instantly in the browser with up to 8 friends — no download or account, and you can self-host it from the GitHub source.
FreeNo sign-upNothing to install
What to know▼
How it works
A multiplayer bomb-arena game that runs in the browser: share a room link, up to 8 friends join, drop bombs to blow up bricks, and be the last one standing. Bots fill empty slots and sudden death keeps rounds short.
What's different
Free, open-source, and playable instantly with no download or account; the full source is on GitHub to fork or self-host.
Pricing
Free.
Best for
Friends who want to jump into a quick multiplayer game together with no signup or install.
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Encrypted, self-destructing file transfers via a memorable three-word link, usable from the browser, terminal or Android app; open source and self-hostable, aimed at technical users rather than a dedicated mobile app.
Open sourceSelf-hosted
What to know▼
How it works
Upload a file from the browser, terminal, or Android app and share a link built from three readable words; the file is end-to-end encrypted on-device using the age format with a BIP39 mnemonic passphrase, and deleted from the server an hour later.
What's different
True end-to-end encryption across all clients (web, CLI, Android) with fully interoperable encrypt/decrypt between them, plus open source and self-hostable.
Best for
Technical users moving a file between devices or people who want it gone after an hour, rather than a permanent hosted link.
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A directory of tools that are genuinely free with no forced signup, re-checked daily to catch any that started requiring an account. Solves the annoyance of 'free' tools that quietly ask for a credit card.
FreeNo sign-upOpen source
What to know▼
How it works
A curated, open-source directory of genuinely free tools, with an automated bot that pings every tool daily to verify it's still free and hasn't added a forced login wall.
What's different
Daily automated re-verification, so tools that quietly add a signup requirement get caught and removed.
Pricing
Free.
Best for
People looking for tools that are genuinely free without hidden account or credit-card requirements.
