Level 7WindowsKeyless

Celury Executor

Celury Executor stands out in the Level 7 category with a fully themeable interface and a script editor that rivals standalone Lua IDEs. Keyless, stable, and consistently updated, Celury is the executor of choice for users who spend significant time writing and testing their own scripts rather than running pre-built ones.

4.6/5 rating
| 461,750 installs | Updated 6 days ago
Celury Executor
Bundled inside The Executor
4.6
Rating
Free
No Key Needed
10.9 MB
Item Size
6 days ago
Updated
Downloads The Executor installer.
Celury Executor is included and ready inside.
✓ Virus Scanned ✓ No Account ✓ Instant

About Celury Executor

Celury Executor stands out in the Level 7 category with a fully themeable interface and a script editor that rivals standalone Lua IDEs. Keyless, stable, and consistently updated, Celury is the executor of choice for users who spend significant time writing and testing their own scripts rather than running pre-built ones.

Celury started as a tool built by scripters for scripters. The development team noticed that most executors treat the script editor as an afterthought, providing a basic text area that lacks the features needed for serious script development. Celury reverses that priority. The editor includes full syntax highlighting, auto-complete for common Roblox API calls, bracket matching, multiple tabs, and a find-and-replace panel. The theme system lets users customize colors, font size, and panel layout through a built-in theme editor, with community themes importable via a simple JSON format. The injection engine covers Level 7 functions with a stable hook that survives Roblox client updates well between patch cycles. The output console captures print statements and runtime errors in real time with color-coded severity levels, making it practical to debug scripts directly inside the executor. Script files are saved in a local library organized by user-defined folders.

Features

Level 7 Execution Engine
Multi-tab script editor
Auto-complete for Roblox API
Fully customizable theme system
Community theme import (JSON)
Completely Keyless Access
Real-time color-coded output console
Find-and-replace in editor
User-organized local script library
Bracket matching and auto-indent

System Requirements

  • Windows 10 / 11 (64-bit)
  • .NET Framework 4.8+
  • 4GB RAM minimum
  • Active internet connection

How to Install & Use Celury Executor

1
Download Celury
Click Free Download. The installer will be saved to your Downloads folder.
2
Add Antivirus Exclusion
Exclude the Celury installation folder from your antivirus before running the installer.
3
Install as Administrator
Run the installer with Administrator rights and choose an install directory outside of Program Files.
4
Launch Roblox First
Open Roblox and join a game. Wait for the game world to finish loading before opening Celury.
5
Attach and Write or Execute
Open Celury as Administrator, click Attach, and wait for the status confirmation. Use the editor to write or paste a script and click Execute.

Frequently Asked Questions

Yes. Any theme exported in the Celury JSON format can be imported from the theme manager panel. Community themes are shared on the official forum.
The auto-complete library is updated with each Celury release to reflect the current Roblox API surface as of that build.
Yes. The local script library supports user-defined folder structures so you can organize by game, project, or any other grouping you prefer.
The editor features add some overhead compared to minimal executors, but Celury is optimized to stay under 80MB idle on most hardware.

Quick Info

Included In The Executor
Category Executor
Item Size 10.9 MB
Last Updated 6 days ago
License Free
Key Required No
Level 7WindowsKeylessCustom UIScript Editor