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stirling-tools/stirling-pdf
Open-source PDF toolkit with 50+ tools: merge, split, compress, sign, OCR, redact and convert PDFs on your own machine without uploading files to outside services. Version 3.0 (24/9/2026) adds a new text editor, signing from your phone via QR code and batch processing. Installers for Windows, macOS, Linux and Docker; the PDF editor is free and unlimited.
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Open-source, 100% local ElevenLabs alternative for voice cloning, dubbing, and dictation supporting 646 languages.
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Free and open-source alternative to AirDrop: share files and messages between nearby devices over your local network, with no internet connection and no third-party servers. Runs on Windows, macOS, Linux, Android and iOS; files are transferred as-is (no chat-app recompression), folders are sent recursively, traffic is HTTPS-encrypted and no account is needed. Install via winget, Homebrew, Flatpak, the App Store or Play Store.
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Free, open-source (MIT or Apache-2.0) Photoshop alternative for Windows, macOS and Linux with layers, masks, adjustment layers, text, brushes and real PSD support. Runs locally with no account. Early alpha, no Vietnamese interface yet.
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Free, open-source (MIT) AI voice studio that runs on your own computer: clone a voice from a short sample, turn text into speech with several engines and type by voice. Installers for Windows and macOS, no account needed. Vietnamese is not among the speech languages the README names.
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Free, open-source (AGPL-3.0) AI image upscaler that runs on your own computer. Pick a small, blurry or pixelated picture, press one button and get a bigger, sharper copy. Seven built-in upscaling styles and batch folders. Windows, macOS and Linux, no account needed; requires a Vulkan-compatible graphics card.
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Free, open-source (MIT) speech-to-text app that runs on your own computer. Press a shortcut, speak, release, and your words are typed into any text field: documents, browsers, chats, AI prompts. Uses Whisper or Parakeet models and, per the project, your voice is not sent to the cloud. Installers for Windows, macOS and Linux, no account needed.
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Free, open-source (MIT or Apache-2.0) PDF reader and editor in the style of Adobe Acrobat for Windows, macOS and Linux. Search, organize pages, merge and split PDFs, comments, forms, passwords and printing. Runs locally with no account or telemetry. Alpha software, no Vietnamese interface yet.
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Free, open-source (MIT or Apache-2.0) Premiere Pro alternative for Windows, macOS and Linux with a multi-track timeline, transitions, colour grading, audio mixing and H.264 MP4 export. Runs locally with no account. Young software, about 50-60% ready for real work by the project's own estimate.
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Free, open-source (MIT or Apache-2.0) Lightroom-style photo manager and RAW editor for Windows, macOS and Linux. Photo library, ratings, RAW development, masks, presets and batch export. Runs locally with no account or subscription. Young project, no Vietnamese interface yet.
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Free, open-source (AGPL-3.0) video editor and CapCut alternative for Windows, macOS, Linux and Android. According to the project: no watermark, no account, and your footage is never uploaded. Auto-captions, text-to-speech, background removal, 170+ effects and 4K export. Still in beta; no Vietnamese interface yet.
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Free, open-source (MIT) download manager for Windows, macOS and Linux that downloads one file over several networks at once (for example home Wi-Fi plus a phone over USB). Takes direct links, magnet links and torrents, with a queue, pause and resume, speed and data limits. Currently a release candidate.
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donnemartin/system-design-primer
The #1 open-source large-scale distributed systems and interview prep curriculum with 363k+ stars, 4-step framework, 8 case studies, and Anki flashcards.
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Pure C inference engine designed to run massive 744B to 2.8T MoE models on consumer hardware.
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Free, open-source (MIT) AI music model that runs on your own PC: describe a song or paste lyrics and get a full track with instruments and vocals. A portable package for Windows, a browser interface and no account. An NVIDIA card is recommended; Vietnamese lyrics are untested.
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vercel-labs/agent-desktop
Agent Desktop gives any agent reliable computer use on the desktop. Built with Rust, it sees any app's real UI structure through OS accessibility trees and operates it — refs stay stable and actions stay safe to retry, instead of guessing from pixels.
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25 MB lightweight cross-platform database client for 100+ databases, including MySQL, PostgreSQL, SQLite, Redis, MongoDB, DuckDB, SQL Server, and Dameng. Built-in AI, MCP Server, CLI, desktop and Docker. | 轻量级跨平台数据库管理工具,支持 MySQL、PostgreSQL、SQLite、Redis、MongoDB、达梦等 100+ 数据库,提供桌面端、Docker、CLI、内置 AI 助手和 MCP。
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FreeToken brings datacenter-scale model serving to your desktop. Run massive models locally, fast and efficiently.
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A local-first desktop workspace for persistent AI teammates. Run Codex, Claude, and Grok with dedicated workspaces, task queues, file sharing, browser control, and agent-to-agent collaboration.
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A living pixel-art station where real AI agents do real work. Local-first desktop agent harness - bring your own key, watch your crew actually run.
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Anti-AI-slop design skill for Claude Code, Cursor, and Codex.
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Use Garry Tan's exact Claude Code setup: 23 opinionated tools that serve as CEO, Designer, Eng Manager, Release Manager, Doc Engineer, and QA
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The design language that makes your AI harness better at design.
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The open alternative to Salesforce, designed for AI.
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cathrynlavery/diagram-design
Editorial diagram design for Claude Code, Codex, GitHub Copilot, Factory Droid, and Pi. 42 diagram types. Self-contained HTML + SVG. No shadows. No Mermaid slop.
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Lightpanda: the headless browser designed for AI and automation
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VoxCPM2: Tokenizer-Free TTS for Multilingual Speech Generation, Creative Voice Design, and True-to-Life Cloning
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ArtCraft is an intentional crafting engine for artists, designers, and filmmakers
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liquidslr/system-design-notes
Notes of the book System Desgin Interview - An Insider's Guide
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An open source design system that's fully customizable and agent ready