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Felt vs Fiddler

Professional comparison and analysis to help you choose the right software solution for your needs.

Felt icon
Felt
Fiddler icon
Fiddler

Felt vs Fiddler: The Verdict

⚡ Summary:

Felt: Felt is an open-source alternative to Trello for kanban-style project management. It allows users to create boards, lists, and cards to organize tasks and track project progress.

Fiddler: Fiddler is a free web debugging proxy which logs all HTTP(S) traffic between your computer and the Internet. It allows developers to inspect traffic, set breakpoints, and fiddle with incoming or outgoing data. Fiddler can be used to debug traffic from virtually any application that supports a proxy like web browsers, mobile apps, IoT devices, and more.

Both tools serve their respective audiences. Compare the features, pricing, and user ratings above to determine which best fits your needs.

Last updated: May 2026 · Comparison by Sugggest Editorial Team

Feature Felt Fiddler
Sugggest Score — —
Category Office & Productivity Development
Pricing Open Source —

Product Overview

Felt
Felt

Description: Felt is an open-source alternative to Trello for kanban-style project management. It allows users to create boards, lists, and cards to organize tasks and track project progress.

Type: software

Pricing: Open Source

Fiddler
Fiddler

Description: Fiddler is a free web debugging proxy which logs all HTTP(S) traffic between your computer and the Internet. It allows developers to inspect traffic, set breakpoints, and fiddle with incoming or outgoing data. Fiddler can be used to debug traffic from virtually any application that supports a proxy like web browsers, mobile apps, IoT devices, and more.

Type: software

Key Features Comparison

Felt
Felt Features
  • Kanban-style boards
  • Lists and cards
  • Drag-and-drop interface
  • Markdown support in cards
  • Keyboard shortcuts
  • Real-time collaboration
  • Third-party integrations
Fiddler
Fiddler Features
  • HTTP/HTTPS traffic interception and inspection
  • Session analysis and manipulation
  • Breakpoints and conditional breakpoints
  • HTTPS traffic decryption
  • Automatic request resending
  • Scripting support

Pros & Cons Analysis

Felt
Felt

Pros

  • Free and open source
  • Simple and intuitive UI
  • Real-time collaboration
  • Active development community
  • Self-hosted option available

Cons

  • Limited features compared to paid tools
  • No mobile apps
  • Lacks reporting and analytics
  • Steep learning curve for advanced features
Fiddler
Fiddler

Pros

  • Free and open source
  • Powerful debugging features
  • Supports all major platforms
  • Large user community and documentation

Cons

  • Steep learning curve
  • Can slow down traffic
  • Potential privacy concerns with HTTPS decryption
  • Limited native mobile app support

Pricing Comparison

Felt
Felt
  • Open Source
Fiddler
Fiddler
  • Not listed

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Learn More About Each Product

Felt
Felt
Reviews, pricing & alternatives →
Fiddler
Fiddler
Reviews, pricing & alternatives →

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