Web Apps filtered by 'No registration required'

Explore diverse software alternatives using a crowdsourced discovery service featuring apps for Windows, Mac, Linux, and mobile, with personalized lists.

Free open-source tool offers secure, end-to-end encrypted file and message sharing over local networks across major desktop and mobile operating systems.

Discover and install FOSS Android apps with ease. Privacy-focused, ad-free, and no registration required, F-Droid offers a lightweight alternative.

Free, extensible code editor with Git integration, AI-driven IntelliCode, and 30,000+ extensions, supporting various languages like Python, Java.

Open source note-taking app with Markdown support, to-do integration, and synchronization with cloud services like Dropbox and OneDrive.

Privacy-focused search engine offering Zero-click Info, instant answers, and more, built from open-source software for a user-friendly experience.

Free content, multilingual online encyclopedia written and maintained by a community of volunteers through a model of open collaboration, using a wiki-based editing system.

Open-source suite for editing documents, spreadsheets, presentations, forms, and PDF files with co-editing modes, plugin support, AI assistant, and integration across 40+ platforms.

Privacy-focused diagramming software supporting real-time collaboration, offline mode, and cloud storage without ads or registration.

ChatGPT is a generative artificial intelligence chatbot developed by OpenAI and launched in 2022. It is currently based on the GPT-5.2 large language model (LLM).

Local-first, privacy-focused notebook supporting Markdown and Org mode, offline use, encrypted backup, extensible with plugins, and more.

Protect your accounts with Proton Authenticator, a private and secure cross-device two-factor authentication (2FA) that works offline. Created by Proton, the creators of Proton Mail, Proton VPN, Proton Drive, and Proton Pass.

Free multi-platform software for task management, time tracking, and personal project management. Seamless integration with Jira, GitHub, and GitLab.

Godot Engine is a feature-packed, cross-platform game engine to create 2D and 3D games from a unified interface. It provides a comprehensive set of common tools, so that users can focus on making games without having to reinvent the wheel.

Privacy-first AI assistant with zero-access encryption, no logging or profiling, open-source code, and user-controlled conversations, subject to GDPR regulations.

Provides anonymous VPN access with no personal data required, no-logs policy, high-speed servers, modern encryption, ad-blocking and multihop privacy features.

OpenStreetMap is a project aimed squarely at creating and providing free geographic data such as street maps to anyone who wants them. It is a free editable map of the whole world. It is made by people like you.

PeerTube is a free, decentralized and federated video platform developed as an alternative to other platforms that centralize our data and attention, such as YouTube, Dailymotion or Vimeo. But one organization hosting PeerTube alone may not have enough money to pay for bandwidth...

Inspects files, domains, IPs, and URLs with 70+ scanners, sharing results with the security community. Free for end-users for non-commercial use.

An end-to-end encrypted note-taking by Proton. Offline access, unlimited sync across devices, tagging, passcode and biometric security, plus advanced premium privacy features.

Privacy Guides is a socially motivated website that provides information for protecting your data security and privacy. Their mission is to inform the public about the value of digital privacy, and global government initiatives which aim to monitor your online activity.

Fully open-source, end-to-end encrypted notes with device-based security, secure sync, offline access, powerful editor, vault, backups, and exports.

PortableApps.com is a website offering many free, commonly used Windows applications that have been specially packaged for portability. These portable applications can be used from removable media such as USB flash drives.

Conversational point leveraging Mistral's models with educational, fun exploration, customization options, and unmatched latency across infrastructures.

Easily back up, organize, and manage your photos on your own server. Immich helps you browse, search and organize your photos and videos with ease, without sacrificing your privacy.