viser

PyPI

Is viser safe to use?

Based on the latest brin safety scan, no vulnerabilities or threats were detected for viser v1.0.21. Trust score: 75/100. No known CVE vulnerabilities, no detected threat patterns, and no suspicious capabilities identified. This is an automated, point-in-time assessment.

Install (safety-checked)

viser Passed Security Checks

No security concerns detected

clean
CVEs

0

Threats

0

Install Scripts

0

No Concerns Detected

No security concerns detected in the latest brin assessment. This is an automated, point-in-time evaluation — security posture may change.

This is an automated, point-in-time assessment and may contain errors. Findings are risk indicators, not confirmed threats. Security posture may change over time. Maintainers can dispute findings via the brin review process.

viser Capabilities & Permissions

What viser can access when installed. Review these capabilities before using with AI agents like Cursor, Claude Code, or Codex.

Network Access

This package makes network requests.

bugs.python.orgd3cw3dd2w32x2b.cloudfront.neten.wikipedia.orgethaneade.comgithub.complanning.cs.uiuc.edutabler-icons.io
Protocols: http, https, websocket

Filesystem Access

Reads and writes to the filesystem.

.env (rw).env (rw)

Process Spawning

This package can spawn child processes.

Environment Variables

Accesses the following environment variables.

_VISER_PORT_OVERRIDE

Native Modules

Contains native code that runs outside the JavaScript sandbox.

native extensionnumpy

AGENTS.md for viser

Good instructions lead to good results. brin adds viser documentation to your AGENTS.md so your agent knows how to use it properly—improving both safety and performance.

brin init

Vercel's research: 100% accuracy with AGENTS.md vs 53% without →

viser Documentation & Source Code

For the full viser README, API documentation, and source code, visit the official package registry.

Frequently asked questions about viser safety

Weekly Downloads

56.2K

Version

1.0.21

License

MIT

Last Scanned

Feb 10, 2026

Trust Score

75/100·Legitimacy signals, not safety

Capabilities

Network

Connects to: bugs.python.org, d3cw3dd2w32x2b.cloudfront.net, en.wikipedia.org...

Filesystem

Reads & Writes files

Process

Spawns child processes

Environment

Accesses: _VISER_PORT_OVERRIDE

Native

Contains native modules

Is viser Safe? | PyPI Safety Scan - brin