We ran the standard Unified Script Checking (UNC) benchmark. Nezur scored an impressive compatibility rate. This means it runs almost every script written for Synapse X and KRNL.
| Executor | Price | Key System | Hyperion Bypass | Stability | Recommendation | | :--- | :--- | :--- | :--- | :--- | :--- | | | FREE | No | Yes | 9/10 | Best Overall | | Krnl | Free | Yes (Linkverticals) | Outdated | 6/10 | Frustrating Keys | | Synapse X | $20 (Lifetime) | No | Yes (Paid) | 10/10 | Good but Expensive | | JJSploit | Free | No | No (Patched) | 2/10 | Crashes constantly | | Fluxus | Free | Yes | Partial | 7/10 | Bothersome ads | BEST Roblox Executor Nezur -FREE-
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Roblox’s Hyperion anti-cheat (introduced in 2023) killed 90% of free executors. Nezur uses a unique injection vector that remains undetected by Byfron (Hyperion’s kernel-level module). While no executor is 100% safe , user reports over the last 60 days show a 97% success rate with zero account bans when using alts (throwaway accounts). We ran the standard Unified Script Checking (UNC) benchmark