Duplo
6.5#3 in code clone detection toolsFree planFree planLinuxmacOSWindows
VisitDuplo vs QuickDup
What both publish
| Fact | Duplo | QuickDup |
|---|---|---|
| Language support | Built-in support includes C/C++, Java, C#, VB, GCC assembly, Ada, Erlang, TypeScript, and Swift. | The README lists comment-prefix detection for languages including Go, C#, JavaScript, TypeScript, Python, Ruby, SQL, Lua, and MATLAB, among others. |
| License | Duplo is free software under the GNU General Public License version 2 or, at the user's option, any later version, and is provided without warranty. | QuickDup is released under the MIT License. |
| Performance | The README reports processing 266 Quake2 files and 102,740 lines in 9 seconds on modern hardware in 2025, and says multithreading offers almost linear improvement. | The README reports scanning about 100,000 lines of code in about 500 ms on 8 cores. |
| Purpose | Duplo finds duplicated code blocks in large codebases. | QuickDup is a structural code clone detector that finds duplicate code patterns using indent-delta fingerprinting and is designed to generate candidates for AI-assisted code review. |
Duplo plans
- DuploFree
QuickDup plans
No prices published.
Pick Duplo if…
It suits developers who want to find repeated code or text in repositories and use reports in continuous integration. It may also fit projects that need prebuilt binaries for Alpine Linux, macOS, or Windows.
Pick QuickDup if…
QuickDup suits developers and teams looking for repository-wide duplicate-code candidates, including those using GitHub Actions. It is aimed at workflows where an AI agent and a human reviewer verify the results.