Side by side
CodeMatch vs Deckard
Both stand on code clone detection tools. Which one you can start free with, which one lets you read the code, and what each costs once you pay.
Free plan Windows
CodeMatch helps prioritize source-code pairs for expert inspection and provides reports showing what contributed to high scores. Its scores indicate similarity, not a precise finding of plagiarism.
Visit CodeMatch Free plan APILinuxMac+2
Choose Deckard if you need an open-source, script-driven tool for finding code clones and accessing clone data programmatically. Its workflow centers on batch scripts and configuration, and clone-related bug detection must be enabled separately from default batch clone detection.
Visit DeckardThe facts
| CodeMatch | Deckard | |
|---|---|---|
| Free plan | Yes | Yes |
| Open source | Not published | Not published |
| Runs on | Windows | API, Linux, Mac, Self-hosted, Windows |
| Lowest paid plan | Not published | Not published |
| Plans published | None | None |
| Maker | Not published | Not published |
| Website | safe-corp.com | github.com |
| On code clone detection tools | #14 of 23 | #10 of 23 |
CodeMatch: what it does well
- Compares files across two directories and subdirectories.
- Ranks file pairs with scores from 0 to 100.
- Detailed HTML reports show high-correlation material.
- Supports languages including C, Java, Python, and VHDL.
- New language support can usually be added within days.
What to know first
- Does not precisely pinpoint plagiarized code.
- Free use is limited to 1 megabyte of source code.
- Runs on Windows.
Deckard: what it does well
- Uses parse trees and vector clustering to identify code clones.
- Supports C, Java 7, PHP 5, and Solidity syntax.
- Clone detection components can run in parallel.
- Converts clone and bug reports into HTML.
- Offers programmable access to clone subtrees, vectors, and reports.
What to know first
- Clone-related bug detection is not enabled by default in batch scans.
- No CI or IDE integration is listed.
- Windows Vista and 7 may block compiled executables due to UAC false alarms.
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