Postmantle
Professional API testing, recording, and management tool with Chrome DevTools integration
As of June 2026, Postmantle has 7 users and a 5.00/5 rating from 2 reviews in the Developer Tools category.
Usersno change0%
7
7
Ratingno change0%
5.00
2 reviews
Reviewsno change0%
2
Version
1.0.2
Manifest V3
History
7 snapshotsTracking since Apr 16, 2026.
View as table
| Date | Users | Rating | Reviews | Version |
|---|---|---|---|---|
| Apr 16, 2026 | 7 | 5.00 | 2 | 1.0.2 |
| Apr 22, 2026 | 8 | 5.00 | 2 | 1.0.2 |
| Apr 27, 2026 | 7 | 5.00 | 2 | 1.0.2 |
| May 10, 2026 | 7 | 5.00 | 2 | 1.0.2 |
| May 15, 2026 | 8 | 5.00 | 2 | 1.0.2 |
| Jun 4, 2026 | 7 | 5.00 | 2 | 1.0.2 |
| Jun 9, 2026 | 6 | 5.00 | 2 | 1.0.2 |
| Now | 7 | 5.00 | 2 | 1.0.2 |
Permissions & access
- Permissions
- storage
- Host access
- None declared
Screenshots
About
Postmantle - Professional API Testing & Management Tool Transform your API development workflow with Postmantle, a powerful Chrome DevTools extension for recording, testing, and managing API requests. ✨ KEY FEATURES: • Native DevTools Integration - Works seamlessly in Chrome DevTools • Automatic Request Recording - Capture all API requests in real-time • Bulk API Testing - Test multiple endpoints simultaneously • PDF Reports - Generate professional test reports • Project & Collection Management - Organize APIs efficiently • Token Management - Auto-detect and refresh authentication tokens • Dark Mode - Beautiful, professional interface • Export/Import - Backup and restore your data 🔒 PRIVACY FIRST: All data stored locally in your browser. No external data collection. 🎯 PERFECT FOR: • API Developers • QA Engineers • DevOps Teams • Backend Developers • Anyone working with REST APIs 📚 FEATURES IN DETAIL: - Record API requests automatically while browsing - Filter and search through captured requests - Save requests into organized collections - Bulk test multiple APIs with one click - Compare responses and detect changes - Export test results as PDF reports - Auto-detect authentication tokens - Update expired tokens easily - Import/export your data as JSON 🚀 GET STARTED: 1. Install the extension 2. Open Chrome DevTools (F12) 3. Find the "Postmantle" tab 4. Start recording APIs! 💼 Professional tool built by developers, for developers.
Technical
- Version
- 1.0.2
- Manifest
- V3
- Size
- 227KiB
- Min Chrome
- 88
- Languages
- 1
- Featured
- No
Metadata
- ID
- eblijcmfideolglnhomaglonfnjfaeid
- Developer ID
- ud272abacfe88be0e0975e6ca622debf4
- Developer Email
- [email protected]
- Created
- Jan 23, 2026
- Last Updated (Store)
- Mar 6, 2026
- Last Scraped
- Jun 9, 2026
- Website
- —
- Support URL
- —
- Privacy Policy
- https://coolrasto.com/postmantle/privacy
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Data sourced from the Chrome Web Store · last verified Jun 9, 2026.