At a glance

Bruno Thunder Client
Best for Developers wanting a Git-friendly API client VS Code users wanting a lightweight API client
Starting price Free Free
Free tier
Open source
Free tier available
Open source
CLI
Collections
Git Sync
Git-Friendly
No Cloud
Offline-First
Scripting
VS Code Extension

Bruno

Strengths

  • Open source and transparent
  • Includes Git-Friendly as a core feature, purpose-built for api development workflows
  • Fully open-source — you can self-host, audit the code, and avoid vendor lock-in
  • The core product is free with no paywalled essentials

Weaknesses

  • May lack some advanced features
  • Self-hosting is free but requires server maintenance and DevOps knowledge
  • Fewer built-in features means you may need additional tools to cover gaps
  • Ecosystem of third-party integrations is smaller than the market leaders in api development

Thunder Client

Strengths

  • Includes VS Code Extension as a core feature, purpose-built for api development workflows
  • Includes Collections as a core feature, purpose-built for api development workflows
  • The core product is free with no paywalled essentials
  • Includes cli alongside the core feature set — fewer separate tools needed

Weaknesses

  • May lack some advanced features
  • Some advanced features require upgrading to a paid plan
  • Fewer built-in features means you may need additional tools to cover gaps
  • Ecosystem of third-party integrations is smaller than the market leaders in api development

The bottom line

Pricing: Both Bruno and Thunder Client are free, so this decision comes down to features and philosophy rather than budget.

Feature gaps: Bruno offers Git-Friendly, No Cloud and Offline-First that Thunder Client lacks. Thunder Client brings CLI, Collections and Git Sync that Bruno does not have.

Team fit: Both tools target individuals teams, so the decision hinges on features and workflow fit rather than scale.

Open source: Bruno is open source, meaning you can self-host, audit the code, and avoid vendor lock-in. Thunder Client is proprietary — you are trusting the vendor with your data and uptime.

Where each tool shines: Bruno's biggest strengths are: open source and transparent. includes git-friendly as a core feature, purpose-built for api development workflows. Thunder Client's biggest strengths are: includes vs code extension as a core feature, purpose-built for api development workflows. includes collections as a core feature, purpose-built for api development workflows.

Watch out for: With Bruno, users commonly note that may lack some advanced features. With Thunder Client, the main complaint is that may lack some advanced features.

Choose Bruno if...

  • Your profile matches its sweet spot: developers wanting a git-friendly api client
  • You need self-hosting, data sovereignty, or the ability to audit source code
  • You specifically need Git-Friendly and No Cloud
  • You care about includes git-friendly as a core feature, purpose-built for api development workflows

Choose Thunder Client if...

  • You need a tool built for vs code users wanting a lightweight api client
  • You specifically need CLI and Collections
  • You care about includes collections as a core feature, purpose-built for api development workflows

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