Free open source alternatives for Android

Browse free and open source software that runs on Android. Find open-source alternatives, compare features, platforms and pricing, and pick the right Android tool for you.

Obsidian

Obsidian is the private and flexible writing app that adapts to the way you think.

FreemiumWindowsmacOSLinuxAndroidiOS

Whistle

HTTP, HTTP2, HTTPS, Websocket debugging proxy.

FreeWindowsmacOSLinuxAndroidiOS

ProxyPin

Open source free traffic capture HTTP(S)，Support Windows、Mac、Android、IOS、Linux Full platform system You can use it to intercept, inspect & rewrite HTTP(S) traffic, Support capturing Flutter app traffic, ProxyPin is based on Flutter develop, and the UI is beautiful and easy to use. Features Mobile scan code connection: no need to manually configure WiFi proxy, including configuration synchronization. All terminals can scan codes to connect and forward traffic to each other. Domain name filtering: Only intercept the traffic you need, and do not intercept other traffic to avoid interference with other applications. Search: Search requests according to keywords, response types and other conditions Script: Support writing JavaScript scripts to process requests or responses. Request rewrite: Support redirection, support replacement of request or response message, and can also modify request or response according to the increase. Request blocking: Support blocking requests according to URL, and do not send requests to the server. History: Automatically save the captured traffic data for easy backtracking and viewing. Support HAR format export and import. Others: Favorites, toolbox, common encoding tools, as well as QR codes, regular expressions, etc. Mac will prompt untrusted developers when first opened, you need to go to System Preferences-Security & Privacy-Allow any source. Download： https://github.com/wanghongenpin/proxypin/releases iOS App Store： https://apps.apple.com/app/proxypin/id6450932949 Android Google Play： https://play.google.com/store/apps/details?id=com.network.proxy TG: https://t.me/proxypin_en

FreeWindowsmacOSLinuxAndroidiOS

Cloudflare

Make employees, applications and networks faster and more secure everywhere, while reducing complexity and cost.

FreemiumWindowsmacOSLinuxAndroidiOS

WordPress

The open source publishing platform of choice for millions of websites worldwide—from creators and small businesses to enterprises.

FreeWindowsmacOSLinuxAndroidiOS

Figma

Figma is the leading collaborative design tool for building meaningful products. Seamlessly design, prototype, develop, and collect feedback in a single platform.

FreemiumWindowsmacOSAndroidiOS

Photo Sphere Viewer

A JavaScript library to display Photo Sphere panoramas.

FreeWindowsmacOSLinuxAndroidiOS

Joplin

Joplin - the secure note taking and to-do app with synchronisation capabilities for Windows, macOS, Linux, Android and iOS.

FreemacOSAndroidiOS

Google Analytics

Google Analytics Solutions offers free tools to help you understand customer behavior, improve marketing ROI, and measure activity with privacy and efficiency.

FreeWindowsmacOSLinuxAndroidiOS

FeiShu Video

FeiShu Video easily share any content, powerful interaction capabilities, intelligent meeting minutes and a multi-end friendly and smooth meeting experience, so that meeting communication more fully, significantly improve organizational cooperation and productivity.

FreemiumWindowsmacOSLinuxAndroidiOS

Playwright

Playwright enables reliable end-to-end testing for modern web apps.

FreeWindowsmacOSLinuxAndroidiOS

Bitwarden

The #1 most trusted password manager. Bitwarden is the best password manager for securely storing, managing, and sharing sensitive online data such as passwords, passkeys, credit cards, and more. As the most trusted password manager, Bitwarden makes it easy for teams and individuals to securely generate, store, and share passwords from any location, browser, or device. Create your free Bitwarden account today.

FreemiumWindowsmacOSLinuxAndroidiOS

KeePassDX

Open source Password Manager for Android.

FreeAndroid

WPS Office

All-in-one Office Suite for Everyone, Free, Compatible, Shareable.

FreemiumWindowsmacOSLinuxAndroidiOS

Apache Answer

A Q&A platform software for teams at any scale. Whether it’s a community forum, help center, or knowledge management platform, you can always count on Answer.

FreeWindowsmacOSLinuxAndroidiOS

Moodiary

An open-source cross-platform diary app build with Fultter. Feature Cross-platform support: 🌍 Compatible with Android, iOS, Windows, MacOS, Linux*. Material Design: 🎨 The interface is intuitive and user-friendly, and follows the Material Design specifications. Multiple editors: 📝 supports markdown, plain text, rich text and other forms of text editing. Multimedia accessories: 📷 You can add pictures, audio, video or even draw a picture to your diary. Search and classification: 🔍 Easily manage your diary by full-text search and categorization. Custom theme: 🌈 Supports light and dark modes, as well as a variety of color schemes. Custom fonts: ✍️ Supports importing different fonts, and supports variable fonts. Data security: 🔒 Keep your diary safe with a password, supports biometric unlocking. Export and share: 🧾 Support all data import/export, as well as single diary sharing. Backup and synchronization: ☁ Support for LAN synchronization and WebDav backup. Trail Map: 🗺️ See your footprints on a map. Every step of your life is worth documenting. Intelligent assistant: 💬 Supports access to third-party large models, provides Q&A, sentiment analysis and other functions. Local Natural Language Processing (NLP): 🤖 A more secure intelligent assistant that lets your diary know you better.

FreeWindowsmacOSAndroidiOS

Microsoft Remote Desktop

Use the Microsoft Remote Desktop app to connect to a remote PC or virtual apps and desktops made available by your admin. The app helps you be productive no matter where you are.

FreeWindowsmacOSAndroidiOS

Tencent Meeting

Based on more than 20 years of Tencent audio and video communication experience, Tencent Conference provides one-stop audio and video conferencing solutions, so that you can experience high-definition and smooth meetings and conference collaboration anytime and anywhere.

FreemiumWindowsmacOSAndroidiOS

memos

✨ Featured sponsor: CodeRabbit — Industry-leading AI code reviews . Memos Your thoughts, your data, shared on your terms. Memos is a timeline for your notes, and it belongs to you. Write in Markdown, post in seconds, and choose who sees each memo: just you, the people you invite, or anyone with the link. Run with Docker · Try the live demo · Read the docs Why Memos? Write first — Save a thought without choosing a title or folder. Memos are written in Markdown and can include images and files. Find it later — Search, filter by tag, or look back through any day on the timeline. Pin what matters and save the filters you reuse as views. Yours to keep — Self-host Memos with zero telemetry , MIT-licensed source , and a full export of your memos. Share when you choose — New memos are private. Make one visible to signed-in users or public when you want to share it. Explore all features → Quick Start Run Memos with Docker: docker run -d \ --name memos \ -p 5230:5230 \ -v ~ /.memos:/var/opt/memos \ neosmemo/memos:stable Other install options are in the deployment guide . Releases use YY.MM , with optional point releases such as 26.09.1 and release candidates such as 26.09-rc.1 . Calendar release tags have no v prefix. The Docker stable tag follows stable releases; canary follows development builds. If upgrading from a release before v0.31.0, run v0.31.0 successfully. See the upgrade requirements for earlier versions. Web Clipper Save pages, selections, and images from your browser straight into Memos as source-linked Markdown. Get the Memos Web Clipper for Chrome or Firefox . Sponsors Love Memos? Sponsor the project on GitHub . Get Help Read the docs , join Discord , or ask in GitHub Discussions . Found a bug or have an idea? Open an issue . To contribute, see the contributing guide . Star History

FreeWindowsmacOSLinuxAndroidiOS

DingTalk Meeting

Dingding conference official website, providing first-class enterprise video conferencing system and online collaboration tools. Secure, stable, simple, and powerful remote meeting experience to meet the needs of enterprises of different sizes, support multi-platform access, and ensure enterprise data security. Seamless remote collaboration makes meetings more efficient and simple.

FreemiumWindowsmacOSLinuxAndroidiOS

Explore more categories:

Acorn 7

Acorn 7 is a Mac image editor for editing photos and creating graphics.

Ad Blocker

Ad Blocker is a browser tool that removes intrusive ads and pop-ups from web pages.

AdGuard

AdGuard is a cross-platform ad blocker that filters web content and protects privacy.

Adobe Premiere Pro

Adobe Premiere Pro is a professional video editing software for film, TV, and web.

AI / LLM Inference

AI/LLM Inference delivers fast, scalable deployment of large language models for generating AI responses.

AI & Machine Learning

Free open-source AI & machine learning tools.