# CDEV — full text > CDEV is a French game and software studio founded by Constant Suchet. The studio developed four live Roblox games with content creators and publishes Prior, a cross-platform productivity app with an AI assistant. Its goal: create and run its own games. Website: https://cdev.constantsuchet.fr (French at /, English at /en). Contact: contact@constantsuchet.fr. ## Identity - **Name:** CDEV - **Founder:** Constant Suchet - **Legal form:** Sole proprietorship (French micro-entreprise) - **SIRET:** 103 346 151 00014 - **Registered:** March 2026 - **Activity:** Computer programming (NAF 62.01Z) - **Student founder:** Computer science degree (BUT Informatique, 3rd year), French national student-entrepreneur status (SNEE), Pépite Bourgogne-Franche-Comté - **Country:** France - **Team:** The founder, with content creators and specialised contributors depending on the project ## Traction - 22,026,535 cumulative Roblox visits across the four live games developed by CDEV (public Roblox counter, 2026-10-08). - 2.8M+ unique players on Ragdoll a Lucky Block. Since the game's release. Source: Roblox Creator Analytics, 16 Sept 2026. - 1.5M+ hours played on Ragdoll a Lucky Block. Over the last 90 days. Source: Roblox Creator Analytics, 16 Sept 2026. - Prior 1.7.0 shipped on web, macOS, Windows, Linux and Android (GitHub Releases, 2026-10-07). ## Games ### Ragdoll a Lucky Block - Page: https://cdev.constantsuchet.fr/en/games/ragdoll-a-lucky-block - Play: https://www.roblox.com/games/88537828625671 (created on Roblox 2026-05-15) - Publisher: ATM & GuiGui (https://www.roblox.com/communities/459737860) - Credits: Developed by CDEV with content creators ATM and GuiGui, published by their Roblox group. - CDEV's role: Lead development: game code, systems, interfaces and updates, plus game design with the creators. The map is built by another contributor; the game is published by the ATM & GuiGui group. - Public figures (2026-10-08): 11,544,866 visits, 282,477 favourites. Players throw their Lucky Block down a curved course, ragdoll their way to a landing zone, then open the block to get a Brainrot. Brainrots go into the player's base and earn what they need to upgrade power, healing and speed. The further the throw, the rarer the zone, all the way to the “rare” and “eternal” zones. The design goal: a readable loop that is fun to watch, where every throw moves the player forward. What the studio developed: - Throw, ragdoll and Lucky Block opening loop - Base, Brainrot placement and progression - Interfaces, shop and in-game products - Events, boosts and admin tooling - Fixes and updates after release Systems in the game: - Player trading and a Trading Plaza - Scheduled events: Lucky Rain, Multi Lucky Block, Admin Abuse - Brainrot fusion and mutations - Collection index and leaderboards - Offline rewards and friend boosts - Base skins and limited stock - Translated messages for an international audience A Roblox game doesn't stop at launch. Ragdoll a Lucky Block gets regular updates: new Brainrots, limited-time events, economy balancing. Part of the work is fixing what the community reports without breaking existing players' progress. ### Survive Obby For Brainrots - Page: https://cdev.constantsuchet.fr/en/games/survive-obby-for-brainrots - Play: https://www.roblox.com/games/127350989645620 (created on Roblox 2026-02-13) - Publisher: ATM & GuiGui (https://www.roblox.com/communities/459737860) - Credits: Developed by CDEV with content creators ATM and GuiGui, published by their Roblox group. - CDEV's role: Lead development: game code, systems, interfaces and updates, plus game design with the creators. The map is built by another contributor; the game is published by the ATM & GuiGui group. - Public figures (2026-10-08): 6,769,989 visits, 160,151 favourites. Players run obbies to reach hidden Brainrots, carry them back and add them to their collection. Every Brainrot goes into the player's binder, unlocking higher rarities as they progress. What the studio developed: - Obby loop, carrying and collecting Brainrots - Progression, rebirths and rewards - Interfaces, shop and tutorial - Post-launch updates Systems in the game: - Brainrot carrying and ragdoll - Rebirths and fusion - Collection index and leaderboards - Onboarding tutorial - Server-side anti-cheat checks ### Collect all Brainrots - Page: https://cdev.constantsuchet.fr/en/games/collect-all-brainrots - Play: https://www.roblox.com/games/124116252925434 (created on Roblox 2026-01-03) - Publisher: ATM & GuiGui (https://www.roblox.com/communities/459737860) - Credits: Developed by CDEV with content creators ATM and GuiGui, published by their Roblox group. - CDEV's role: Lead development: game code, systems, interfaces and updates, plus game design with the creators. The map is built by another contributor; the game is published by the ATM & GuiGui group. - Public figures (2026-10-08): 3,563,327 visits, 7,622 favourites. Players buy card packs and open them on their table. Every card goes into a huge binder. Cards earn money over time, even offline. Other players can try to steal them, so you fight to protect your collection. What the studio developed: - Pack opening, binder and inventory - Tycoon economy and offline earnings - Card stealing, weapons and combat - Shop, upgrades and pack crafting - Automated tests for the core services Systems in the game: - Card packs placed on the player's table - Cards that generate income, even offline - Card stealing and void protection - Likes on other players' plots - Limited events and an in-game update log ### Escape From Granny - Page: https://cdev.constantsuchet.fr/en/games/escape-from-granny - Play: https://www.roblox.com/games/96976608852167 (created on Roblox 2026-09-23) - Publisher: SEA BRAINROT (https://www.roblox.com/communities/53255867) - Credits: Developed by CDEV with Gianni, published by the SEA BRAINROT Roblox group. - CDEV's role: Development: scripts, animations, Brainrots, interfaces, shop, fixes and agreed updates. Published by the SEA BRAINROT group. - Public figures (2026-10-08): 148,353 visits, 11,328 favourites. Players capture Brainrots, collect them to complete their Index and grow their wealth. Meanwhile the grandmother is on the prowl: run, hide and protect your collection. What the studio developed: - Game scripts - Animations - Brainrots and their behaviour - User interfaces - Shop - Fixes and agreed updates Systems in the game: - Brainrot enclosures, income and upgrades - Brainrot combat, theft and knockouts - The grandmother's chase and capture - Promo codes and community rewards - In-game player feedback and suggestions The game is recent: it keeps getting fixes and updates based on player feedback, collected right in the game. ## Prior - Product site: https://prior.constantsuchet.fr · Web app: https://app.prior.constantsuchet.fr · Releases: https://github.com/gh-Constant/prior/releases/latest - Current version: 1.7.0 (2026-10-07) - Platforms: Web (In the browser), macOS (Universal (.dmg)), Windows (.exe or .msi installer), Linux (AppImage, .deb, .rpm), Android (APK, with widget), iOS (not available: No app: use the web) - **Today and priorities:** One page brings together the day's priorities, events and habits. The Eisenhower matrix sorts the rest by importance and urgency. - **Plan the day:** Prior places open tasks in free slots around meetings. Nothing is fixed until you lock a block. - **Calendar and habits:** Personal calendars, read-only Google Calendar, ICS import and subscriptions. Habits sit next to the week, with their streaks. - **Linked notes:** Markdown notes with [[note links]], backlinks and a graph of ideas, right next to your tasks. - **Shared projects:** Kanban or Scrum boards, invitations, comments with mentions and notes edited together in real time. - **Focus:** A built-in Pomodoro timer, started straight from a task. - **Flashcards:** Spaced repetition (FSRS), Anki deck import and export, deck sharing by link. - **An assistant that proposes:** Prior Agent drafts tasks or a schedule as cards to approve: nothing is created until you confirm. Included with Pro, or with your own OpenRouter key. - Quick capture: Android widget, global desktop shortcut, ⌘K palette - Import from Todoist, Linear and Notion - MCP server to work with Claude Code - Interface in English, French, Spanish, German and Portuguese ## AI at CDEV - **Building with Claude Code:** The studio builds its games, Prior and this website with Claude Code and other coding agents. AI speeds up writing, research and tooling; decisions, testing and accountability stay human. - **An MCP bridge for Roblox Studio:** roblox-read-mcp, an open-source tool written in Rust: a read-only bridge between Roblox Studio and MCP clients such as Claude Code. - **AI inside Prior:** Prior Agent drafts tasks and schedules as proposals to approve, and Prior exposes an MCP server (OAuth 2.1) to work with Claude Code. ## Technology - **Games:** Roblox Studio, Luau, Rojo, Git and GitHub - **Prior:** React, TypeScript, Vite, Tauri 2 (Rust), SQLite, Go, PostgreSQL - **Infrastructure:** Docker and Coolify on a studio-managed server; releases shipped through GitHub Actions - **AI:** Claude Code and other coding agents, MCP ## Roadmap Studio goals, with no announced dates. - **Today:** Roblox games built with content creators, and Prior in production on five platforms. - **Next:** Original games under the CDEV brand: prototyped, tested with players, released and run by the studio. - **Then:** Grow the team (3D, VFX, UI) and explore platforms beyond Roblox. ## Notes on the figures - Roblox visits come from the public Roblox API and are refreshed every 12 hours. A visit is not a unique player. - Analytics figures for Ragdoll a Lucky Block come from Roblox Creator Analytics and are dated. The game is published by the ATM & GuiGui group; these figures are not CDEV revenue. - Roblox is a trademark of Roblox Corporation. CDEV is not affiliated with or endorsed by Roblox Corporation.