Apps with 'No registration required' feature Page 18 of 483

The free system maintenance suite your PC deserves. 15+ powerful tools to clean, optimize, and protect your Windows, macOS, and Linux machines. Open source, no ads, no bloatware. Just a faster computer.

GNOME Files, formerly known as Nautilus, is the official file manager for the GNOME desktop, giving the user a simple way to navigate and manage its files.

Firefox Focus is the Mozilla-made browser that considers your privacy first and foremost. By default, it blocks ad-trackers and it helps keep things secure by providing easy ways to clear your browsing history, including passwords and cookies.

A fully self-hostable, open-source collaborative bookmark manager to collect, organize and archive webpages.

Extension for Chrome and Firefox downloading both audio and video from many websites. Detects downloadable content and offers a user-friendly menu.

A free, powerful, multi-purpose tool that helps you monitor system resources, debug software and detect malware. Official successor to Process Hacker.

The modern and feature-rich F-Droid client for everyone! (Unofficial F-Droid client)

SiYuan is a desktop Markdown Block-Reference and Bidirectional-Link note-taking application. Support fine-grained block-level reference and Markdown WYSIWYG.

Private, peer-to-peer file sharing with end-to-end encryption, no size limits, no cloud storage, and cross-platform support—no sign-up or accounts required.

MakeACopy is an open-source document scanner app for Android that allows you to digitize paper documents with OCR functionality. The app is designed to be privacy-friendly, working completely offline without any cloud connection or tracking.

Fully private offline chatbot runs locally in browser, with no server or installation needed. Supports open source models like Llama 3 and Mistral for secure use.

Athena is a Material You (Material 3) firewall and ad blocker that works seamlessly on both rooted and non-rooted devices.

Open-source 2D animation software offering raster and vector support, advanced node-based effects, and plug-in extendibility, free for all uses.

Librera Reader is a highly customizable and feature-rich application for reading books in PDF, EPUB, MOBI, DjVu, FB2, TXT, RTF, AZW, AZW3, HTML, CBZ, CBR formats on Android devices.

MediaInfo supplies technical and tag information about a video or audio file. Supports many audio and video formats, with different methods of viewing information.

Free file-sharing service by MEGA. Send massive files without size limits, no account needed for recipients. Simple drag-and-drop interface and fast transfers powered by MEGA's infrastructure.

Combines ad-free video and music streaming with background playback, manages playlists and libraries without login, and hides shorts for enhanced privacy.

Centralized game library management service, enabling clients to install games across platforms with web access, emulator profiles, and metadata support.

Automated monitoring delivers real-time alerts when credentials or sensitive files are found on dark web sources, enabling businesses to respond rapidly.

Open source self-hosted streamer with Subsonic API compatibility, low resource usage, multi-user support, remote access, and broad audio format streaming.

Discover the best open-source projects. A crowdsourced list of the best open-source projects on the internet.

Minimalist privacy browser with core ad-block, Shields, no ads, no crypto, and one-time activation for all major platforms. Includes updates and multi-device use.

HelixNotes is a local markdown note-taking app built with Rust, Tauri 2.0, and SvelteKit. Your notes are standard .md files on your filesystem - sync with whatever you want or nothing at all.

Open source alternative to Spotify collaborative playlists. Turn your device into a jukebox where a group can queue music together and fighting over aux.

Everyone needs a phone. Not everyone wants governments and corporations tracking their every move and spying on their communications. CalyxOS lets you have your cake and eat it too, with "Privacy by Design".