Teller Secrets
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69 reviews trackedThe Bottom Line
Entry price
Free, no paid tier
Biggest pro
Open-source and free under Apache-2.0 license
Biggest con
Requires initial .teller.yml configuration per project
TL;DR - Teller Secrets
- Open-source CLI tool for managing secrets across multiple vault providers
- Supports HashiCorp Vault, AWS, GCP, Azure, and dotenv from one terminal
- Includes secret scanning, drift detection, and log redaction for DevSecOps
Pricing: Free forever
Best for: Individuals & startups
4.4/5 across review platforms
What is Teller Secrets?
Teller is an open-source, cloud-native secrets management tool that lets developers access and manage secrets directly from the terminal. It provides a unified CLI interface across multiple vault providers including HashiCorp Vault, AWS Secrets Manager, Google Secret Manager, and Azure Key Vault. Teller eliminates the need for hardcoded secrets, scattered .env files, or visible exports in shell history. It supports secret scanning, drift detection between providers, cross-provider syncing, and log redaction, making it a comprehensive shift-left security tool for DevSecOps pipelines. Written in Rust with 3.2k GitHub stars under Apache-2.0.
Pros & Cons
Pros
- Open-source and free under Apache-2.0 license
- Supports all major cloud secret providers in one tool
- Eliminates hardcoded secrets and .env file sprawl
- Built-in secret scanning catches leaks before they ship
- Lightweight Rust binary with no runtime dependencies
- Active community with 3.2k GitHub stars
Cons
- Requires initial .teller.yml configuration per project
- CLI-only interface with no GUI or web dashboard
- Website (tlr.dev) is currently under construction
- Learning curve for teams unfamiliar with CLI-based secret management
- No built-in secret rotation or lifecycle management
Ratings Across the Web
4.4(69 reviews)
Ratings aggregated from independent review platforms. Learn more
Key Features
Unified CLI for secrets across multiple vault providersHashiCorp Vault, AWS Secrets Manager, Google Secret Manager supportAutomatic environment variable injection for subprocessesSecret scanning to detect hardcoded secrets in codeDrift detection between secret providersCross-provider secret syncing and copyingLog and process output redactionTemplate population with Tera syntaxDocker integration with env file generationYAML and JSON export formats
Pricing
Free
Teller Secrets is completely free to use with no hidden costs.
Reviews
$99Free with your review
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4.4/5
Across 69 verified user reviews on SourceForge, Capterra
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Best Teller Secrets Alternatives
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HashiCorp VaultFreemium
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DopplerFreemium
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Teller Secrets FAQ
How does Teller Secrets help developers manage sensitive information?
Teller Secrets allows developers to access and manage secrets directly from the terminal using a unified CLI interface. It helps eliminate hardcoded secrets, scattered .env files, and visible exports in shell history, promoting more secure development practices. This approach integrates secrets management directly into the developer's workflow.
Which teams benefit most from using Teller Secrets?
DevSecOps teams and developers focused on cloud-native applications will find Teller Secrets particularly useful. Its capabilities for secret scanning, drift detection, and cross-provider syncing support a shift-left security approach within development pipelines. Teams that prefer CLI-based workflows will also find it a natural fit.
How is Teller Secrets priced?
Teller Secrets is free to use because it is an open-source tool released under the Apache-2.0 license. There are no paid plans or required subscriptions to access its features. This makes it an accessible option for any team looking to improve their secrets management.
What kind of configuration is needed to start using Teller Secrets?
Teller Secrets requires an initial .teller.yml configuration file for each project. This file defines how secrets are accessed and managed within that specific project. Once configured, developers can use the CLI to interact with their secrets.
Can Teller Secrets integrate with various cloud secret providers?
Yes, Teller Secrets provides a unified CLI interface that supports multiple major cloud secret providers. These include HashiCorp Vault, AWS Secrets Manager, Google Secret Manager, and Azure Key Vault. This allows for consistent secret management across different cloud environments.
How does Teller Secrets compare to HashiCorp Vault?
Teller Secrets offers a unified CLI interface for managing secrets across multiple providers, including HashiCorp Vault itself, whereas HashiCorp Vault is a standalone secrets management solution. Teller Secrets focuses on providing a lightweight, open-source tool for developers to access secrets directly from the terminal, complementing existing vault infrastructures. However, Teller Secrets does not include built-in secret rotation or lifecycle management, which HashiCorp Vault offers.
What are the main limitations of Teller Secrets?
Teller Secrets is a CLI-only tool, meaning it does not offer a graphical user interface or web dashboard. It also requires an initial .teller.yml configuration for each project and does not include built-in secret rotation or lifecycle management capabilities. Teams unfamiliar with CLI-based secret management may experience a learning curve.
Source: tlr.dev