Seveneves — free, focused desktop tools and browser extensions

Seveneves builds desktop apps, browser tools, Rust libraries, and game assets for developers and creators. Find each product’s supported platforms, price, license, demo, and download on its page. The full catalog:

Lloom (App) — Desktop control surface ("mission control") for Claude Code. Real terminal sessions with a structured chat view, every config layer managed, and a Refinery that scores six dimensions of session health. Built with Tauri v2, Rust, and React 19. Free, with an optional supporter license; Windows and macOS.
SleekRec (App) — Free open-source screen recorder. One click to record an MP4. No accounts, no watermark, no time limit, no cloud upload. Windows, macOS, Linux.
BitGit (App) — Free native Git GUI for managing multiple repositories. Multi-repo dashboard, one-click push/pull/sync, pre-push validation. Built with Rust and Tauri.
Pixels (App) — Free pixel art toolkit. Smart downscale to true pixel resolution, batch processing, sprite packing, outline generation — plus 21 hand-crafted asset packs with 5,500+ sprites. Windows, macOS, Linux.
MDE (App) — Lightweight markdown editor. Dual-mode editing, tabs with persistent state, minimap, keyboard-first workflow. Runs in-browser or as a desktop app. Built with Tauri and React.
GhostFlow (App) — Camera-guided tai chi practice that runs in the browser. Pose tracking is on-device; the camera feed is never shown, uploaded or stored. Free, no account, no install.
Mosaic (Engine) — Voxel engine built from scratch in Rust and wgpu. Real-time voxel global illumination, DDA ray-traced shadows, greedy meshing, procedural worlds. ~32k lines, no game engine.
Graal RC (App) — Free Remote Control client for Graal Online servers. Modern UI, auto-updating, cross-platform. Windows, macOS, Linux.
Capsula (Extension) — Export any ChatGPT conversation as Markdown, HTML, or JSON in one click. Local file exports. Chrome and Firefox.
Crates (Codex) — Open-source Rust libraries published to crates.io. A workshop for focused, well-tested Rust packages.
Research (Codex) — Formal papers, proofs, and research notes spanning mathematics, computation, and the intersections between them.
Ink in Motion (Codex) — Procedural risograph films, each one HTML file of Canvas 2D and Web Audio, with the open Claude Code skills and render harness that made them, and prompts to make your own.
Sounds (Codex) — Generated music and game-ready audio: songs, loops, SFX sets and ambient beds. Streams free in the browser, no account. Game assets are CC-BY 4.0.

Learn more at seveneves.ai.