| What it does | Online JAR viewer and Java decompiler that runs entirely in your browser with no file uploads
| Device and IP intelligence APIs for developers
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| Stage | Not given
| Established
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| Founded | Not given
| 2010
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| Based in | Not given
| GB
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| Pricing model | Free
| Freemium
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| Pricing | Not given
| Free plan: 10,000 monthly requests (cloud and on-premise); Essentials: €49 per month for 100,000 requests (cloud); Pro: €360 per month for 1,000,000 requests (cloud); Pro Plus: €680 per month for 5,000,000 requests (cloud); Bespoke: unlimited requests, custom terms (cloud and on-premise)
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| Key features | - Inspect decompiled Java source code locally
- View JVM bytecode instructions, operands, and labels
- Explore class structure, fields, methods, and constant pool
- Section-aware hex view of class file bytes
- Support for JAR, WAR, and standalone CLASS files
- Search and filter files and classes by name
- Load remote JAR files from URLs with CORS support
- Preview and export text and image resources
- Web Workers for responsive decompilation
- Safety limits for archive processing: 512 MiB input, 100,000 entries, 2 GiB expanded content
| - Device Detection - identify device model, OS, browser, and hardware
- IP Intelligence - location, network, carrier, and VPN detection
- Bot detection and Human Confidence scoring
- Geolocation and reverse geocoding powered by OpenStreetMap
- Pipeline API for custom data services
- 51Did Inspector tool to inspect identifiers
- Prebid.js RTD module integration
- Cloud and on-premise deployment options
- Support for multiple programming languages
- User-Agent Client Hints support
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| What makes it different | - 100% in-browser processing with no file uploads to servers
- Privacy-first design where files are processed locally only
- No installation, account, or Java runtime required
- Multiple inspection views: source, bytecode, hex, and constant pool
- Direct JAR URL loading from CORS-enabled servers
| - Fifteen years of expertise in device detection with proprietary data
- Open source approach with published API source code
- Flexible deployment with both cloud and on-premise options
- Extensible Pipeline API for aggregating micro services
- Freemium model with free tier offering 10,000 monthly requests
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| Free plan | Not given
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| Open source | Not given
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| Platforms | Not given
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| Public API | Not given
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| Community votes | 0 | 0 |
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| DR (Domain Rating by Ahrefs) | Not checked yet ● no change since last check | 64 ● no change since last check |
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| Trust Flow (Majestic) | 0 | 17 |
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| Citation Flow (Majestic) | 26 | 43 |
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| Referring domains (Majestic) | 18 | 398 |
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jarpeek