Version 9.31.0 has a known memory leak with JSON responses >50MB. Workaround: Use pm.response.text() instead of pm.response.json() when parsing huge payloads.
Warning: These repositories often remove old versions after 6-12 months. Act quickly. postman v9.31.0 download
Although Postman is not open source, trusted community members archive binaries. Check the "Postman Releases" mirror on GitHub under user postmanlabs or verified community repositories. Always check the SHA-256 checksum against official hashes to prevent tampering. Version 9
Postman v9.31.0 uses older Electron (v13) and Node.js dependencies that may have unpatched vulnerabilities. Do not use it for: Although Postman is not open source, trusted community
Always use a modern browser or updated tool if security is critical.