Open-Source Websites & Tools

PriviBlur provides a privacy-focused alternative Tumblr frontend for browsing posts through a separate interface.

OpenClaw runs an open-source assistant locally and connects it with chat applications such as WhatsApp and Telegram.

Chunk Tuner benchmarks document chunking strategies for RAG and recommends a configuration through a CLI, Python library, or MCP server.

Generate color values for design systems by setting a target contrast ratio.

VERT is a file conversion utility that uses WebAssembly to convert files on your device instead of a cloud.

Code changes are compared by Difftastic using syntax-aware structural diffs.

PodSync converts YouTube or Vimeo channels, users, and playlists into podcast feeds.

Ubuntu Touch provides an open-source mobile operating system, with an installer and a list of supported devices.

Eurybia tracks model drift and validates data during machine learning model deployment.

Save a complete web page as a single HTML file with SingleFile, a browser extension for keeping a copy of the page.

WeeChat is a fast, light and extensible chat client with a text-based user interface.

Krita is a free, open-source painting app with brushes, layers and animation tools. It runs on Windows, macOS and Linux, with an Android version for tablets.

GMaps WV wraps Google Maps in a restricted web view and provides version updates and bug fixes.

Neodisk shows where your disk space went with interactive treemap and sunburst views. Read-only by design: it never deletes your files.

Note Discovery describes itself as a self-hosted knowledge base, according to its repository page.

Snowify is a free, open-source desktop music player with synced lyrics, Spotify import, and cloud sync for Windows, macOS, and Linux.

Create or join a room for real-time screen sharing with this application built using Next.js, WebRTC, and PeerJS.

Safe Wallet uses multisignature approvals for self-custody and onchain asset management.

ExifEraser removes image metadata on Android without requesting permissions.

Harden Linux servers and deploy LAMP or LEMP stacks with JShielder’s security script.

This app uses AI agents to generate SEO content, game code, marketing posts, and trip plans.

Remove tracking elements from URLs automatically with the ClearURLs browser extension.

mRemoteNG manages connections to multiple remote computers and systems.

ytclipper marks up YouTube or local videos in a browser and generates video clips.