2 Best Open Source AdGuard Alternatives
A curated collection of the 2 best open source and self-hosted alternatives to AdGuard in 2026.
Looking for a free, privacy-friendly, or self-hosted replacement for AdGuard in 2026? The top open-source alternative is Zen — Minimal Markdown note-taking app with local storage.
Other highly rated open-source AdGuard alternatives include Brave.
Minimal Markdown note-taking app with local storage
Zen is a minimalist note-taking application designed for clarity and ownership. Your notes are stored as standard Markdown files in a local SQLite database, ensuring no vendor lock-in and complete control over your data. - Local-First Storage: Notes stored as Markdown files in a local SQLite database with no cloud dependency - Instant Search: Full-text search with BM25 ranking across all notes, including archived content - Flexible Organization: Tag-based system with custom "Focus Modes" for dynamic organization - Rich Markdown Support: Complete Markdown formatting including tables, code blocks, task lists, and highlights - Multiple Views: List, card, and gallery layouts optimized for different content types - Offline Access: Full functionality without internet connection - Import/Export: Seamless migration via Markdown, JSON, and image exports - Keyboard Shortcuts: Efficient navigation and formatting without mouse dependency - Dark Mode: Comfortable reading in low-light environments - PWA Support: Installable on mobile devices for quick access - Templates: Reusable note templates with customizable placeholders - Canvas (Experimental): Spatial organization for visual thinkers - MCP Server (Experimental): Connect AI applications to interact with your notes Zen is available as a single Go binary or Docker Compose deployment. The application requires minimal resources (~20MB memory) and runs on any system with Go 1.20+ or Docker. All data remains local, making it ideal for privacy-conscious users who want complete control over their information.
Privacy-first web browser with built-in ad blocker
Brave is a privacy-focused web browser designed to put users first by blocking ads and trackers, providing faster page loads, and offering built-in privacy tools. - Ad & Tracker Blocking: Shields blocks third-party ads, trackers, and cookie pop-ups by default, improving page load speeds and reducing data usage. - Private Search: Brave Search delivers unbiased results without profiling, with AI-powered answers via Ask Brave. - Built-in VPN: Firewall + VPN encrypts all connections for enhanced privacy across devices. - Global Privacy Control: Automatically stops websites from selling or sharing user data. - Cross-Platform Support: Available on desktop (Windows, macOS, Linux) and mobile (Android, iOS). - Easy Migration: Import bookmarks, passwords, and settings from other browsers in seconds. - Brave Leo AI: Integrated AI assistant for search and browsing assistance. - Open Source: Transparent development with community contributions. Brave is a proprietary browser with open-source components. While the browser itself is not self-hostable, Brave offers APIs for search and AI features. The Brave Search API and MCP Server allow developers to integrate Brave's privacy-focused search and AI capabilities into their own applications. The browser is available for download on all major platforms.
About AdGuard
AdGuard is a powerful ad blocker designed to eliminate annoying ads, popups, and online tracking while safeguarding your devices from malware. It provides a cleaner, faster, and safer browsing experience across multiple platforms.
Key Features of AdGuard
- Blocks ads, trackers, phishing attempts, and web annoyances
- Works across browsers, apps, and operating systems (Windows, Mac, Android, iOS, Linux)
- Reduces page load times and saves bandwidth
- Protects against malware and dangerous websites
- Supports parental controls to block inappropriate content
- Offers DNS-level filtering for enhanced privacy
- Provides detailed statistics on blocked content
- Maintains site functionality and appearance while removing ads
- Available as browser extensions, standalone apps, and network-level solutions
Tech / Self-Hosting
AdGuard offers multiple deployment options:
- Desktop apps for Windows, Mac, and Linux
- Mobile apps for Android and iOS
- Browser extensions for Chrome, Firefox, Edge, and others
- AdGuard Home for self-hosted network-wide ad blocking
- AdGuard DNS for cloud-based DNS filtering
- AdGuard VPN for anonymous and encrypted browsing