Ceres - ΑΙ Browser Assistant with Voice

Writing and browser assistant with voice and document search runs locally. Supports OpenAI, DeepSeek and On-Device AI.

Ceres is a complete and open browser copilot that works inside any text field with on-device AI or any LLM you want to plug in. 🟣 Rewrite powered by Local AI 🟣 ➢ Grammar / Spelling fixes on any selected text with local AI! ➢ AI rewrites: expand, condense, simplify, format, change tone, and polish transcripts from the speech-to-text feature. ➢ Edits happen directly in the active field (email, docs, dashboard or website form) - no popups. ➢ New: Custom buttons with your own prompts, create one-click buttons for any task. Define your own prompt (like “make this sound like a pirate” or “convert to bullet points”), name it, and it appears in your toolbar. 🔵Type with your voice and listen web pages 🔵 ➢ Voice typing on any website with speech recognition available on any website. (New: Now speak in your native language, Ceres can auto-write in English.) ➢ Offline translation back and forth with English, using automatic language detection working instantly (no internet required). ➢ Listen to selected text while you’re away from your office while the browser is speaking. (New: Now listen to any foreign language in your native language (no internet required) . ➢ Summarize page contents with TTS reading aloud in your language. 🟢 Chat with your tabs and write articles with any LLM 🟢 ➢ Bring your favorite model inside the browser - now you can chat in your tabs and write complete articles with your best storytelling LLM available for Claude, DeepSeek, Mistral and any model you really want. ➢ Instant apply AI suggestions to any page without copying and pasting from the sidebar. ➢ New: Ceres can now generate images if you configure the correct image generation model. 🟡 Take screenshots, edit and convert them 🟡 ➢ Capture any image from any website - keep only the useful part of an image and cut out extra space before using it. ➢ Convert formats & Resize - save as WebP, PNG, or JPEG and resize to the dimensions needed right inside the browser, especially needed for image uploading. ➢ Remove background, pull out the subject from cropped logos or products quickly for a clean result. (Uses 100% on-device AI) ➢ Upscale low-quality images - increase size when a photo is too old but you need that special image. (Uses 100% on-device AI) ➢ Extract characters from images and videos – best for using them as writing references! [New:] Attach more – crop again anything now you can add on top of your previous work by enabling the overlay mode in the app settings. 🟠 Use cases 🟠 ➢ Clean up a messy Notion list ➜ attach to chat ➜ then make it a complete paragraph. ➢ Draft an email by speaking raw ideas ➜ press the “shorter” button ➜ your messy text becomes usable! (killer feature 💀) ➢ Fix spelling on sales articles ➜ select text ➜ hit “Grammar / Spelling” ➜ correction appears in place. ➢ Reply to a work email by speaking in Greek ➜ then translate to English. ➢ Summarize a long article ➜ Press Listen to Summary ➜ listen while you are doing something else. ⚫ Technology & Privacy ⚫ ➢ Ceres uses on‑device/local AI for writing tasks, and native browser capabilities for speech capabilities. There is no subscription or external service handling – no login, just download and use. Connect via API your LLM and bring AI power from your favorite provider to your browser. ➢ Chrome’s built‑in AI, with a suitable GPU or a CPU setup with at least 16 GB of RAM and 4 CPU cores. The first run may also need time to download the model; if this is not supported, don’t worry – just connect your AI provider in the settings and Ceres can still work whatever your computer hardware is. Ceres is giving super power to your browser and in your hands and run on your in your computer!