calibre-server

calibre-server is a server application for running the Calibre e-book management/conversion suite as a web-accessible service. It typically enables uploading/importing e-books, viewing a library, and performing conversions through HTTP endpoints.

Evaluated Apr 04, 2026 (0d ago)
Homepage ↗ Repo ↗ Infrastructure ebook self-hosted calibre conversion web-server
⚙ Agent Friendliness
23
/ 100
Can an agent use this?
🔒 Security
40
/ 100
Is it safe for agents?
⚡ Reliability
35
/ 100
Does it work consistently?

Score Breakdown

⚙ Agent Friendliness

MCP Quality
0
Documentation
30
Error Messages
0
Auth Simplicity
30
Rate Limits
0

🔒 Security

TLS Enforcement
40
Auth Strength
40
Scope Granularity
20
Dep. Hygiene
50
Secret Handling
50

Security posture depends heavily on deployment (local network vs public exposure), reverse proxy/TLS termination, and authentication configuration. No concrete security configuration details were provided in the input, so scores reflect uncertainty.

⚡ Reliability

Uptime/SLA
0
Version Stability
50
Breaking Changes
50
Error Recovery
40
AF Security Reliability

Best When

You want to self-host Calibre functionality on a trusted machine/network and access it from authorized clients.

Avoid When

You need a secure, audited, production-grade API gateway with fine-grained auth, or you must avoid local file-system access/conversion risks.

Use Cases

  • Host a personal Calibre library with web-based access
  • Convert e-books on-demand for different reader formats
  • Manage and browse an e-book catalog remotely
  • Integrate e-book workflows into a local network service

Not For

  • Public internet exposure without strong network controls
  • Use as a multi-tenant SaaS platform without careful security hardening
  • Environments requiring strict enterprise compliance evidence

Interface

REST API
No
GraphQL
No
gRPC
No
MCP Server
No
SDK
No
Webhooks
No

Authentication

OAuth: No Scopes: No

No authentication details were provided in the supplied input. calibre-server deployments often rely on Calibre Web-style auth or basic mechanisms, but this cannot be confirmed here.

Pricing

Free tier: No
Requires CC: No

Self-hosted software; pricing details not provided.

Agent Metadata

Pagination
none
Idempotent
False
Retry Guidance
Not documented

Known Gotchas

  • Conversion endpoints are typically long-running and may not be designed for agent-driven retries without idempotency controls
  • Server-side file/library state can make retries non-idempotent (e.g., repeated imports/conversions)

Alternatives

Full Evaluation Report

Comprehensive deep-dive: security analysis, reliability audit, agent experience review, cost modeling, competitive positioning, and improvement roadmap for calibre-server.

AI-powered analysis · PDF + markdown · Delivered within 30 minutes

$99

Package Brief

Quick verdict, integration guide, cost projections, gotchas with workarounds, and alternatives comparison.

Delivered within 10 minutes

$3

Score Monitoring

Get alerted when this package's AF, security, or reliability scores change significantly. Stay ahead of regressions.

Continuous monitoring

$3/mo

Scores are editorial opinions as of 2026-04-04.

8642
Packages Evaluated
17761
Need Evaluation
586
Need Re-evaluation
Community Powered