Progress Telerik Fiddler Alternatives (September 2025)

Explore the Fiddler family of web debugging proxy tools and troubleshooting solutions. Easily debug, mock, capture, and modify web and network traffic.

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3.
The Most Advanced Debugger for HPC Computing | TotalView by Perforce
https://totalvie
.io/

HPC computing environments require specialized tools for multithreaded, multiprocess, GPU-specific, and parallel applications. Debug code written in C, C++, and Fortran. See why industry leaders use TotalView.

4.
Observability for Distributed Services | Honeycomb
https://www.honeycom
.io/

Honeycomb is a software debugging tool that can help you solve problems faster within your distributed services. Try Honeycomb for free today!

6.
PHP Debugging and PHP Testing | Zend by Perforce
https://www.zen
.com/products/z-ray/

With the Z-Ray PHP code developer in Zend Server, you get the tools you need for real-time PHP debugging so you can boost PHP performance. Start your free trial today.

7.
AQTime Pro – Memory and Performance Profiling Tool for Mission Critical Code
https://smartbea
.com/product/aqtime-pro/overview/

AQTime Pro is the fastest way to detect memory leaks, performance bottlenecks, and code coverage gaps across C, C++, Delphi, .NET, and more. Digestible, actionable reports synthesize complex memory and performance information to simplify bug diagnosis workflows so you can get back to building high quality applications.

8.
ej-technologies
https://www.ej-technologie
.com/

ej-technologies offers best-in-class Java development tools: JProfiler is the industry-leading Java profiler, install4j is the most comprehensive Java installer builder

9.
.NET UI Controls & Components for Developers of Mobile, Desktop, Web, BI Reporting Apps
https://www.devexpres
.com/

DevExpress provides best-in-class UI controls, tools, and frameworks for WinForms, ASP.NET, MVC, Blazor, ASP.NET Core, WPF, VCL, Xamarin, and JavaScript developers.

10.
Data Mapping Tools: MapForce | Altova
https://www.altov
.com/mapforce/

Altova MapForce is an easy-to-use, graphical data mapping tool for mapping, converting, and transforming XML, databases, flat files, JSON, EDI, Excel (OOXML), protobuf, and Web services. Simply drag and drop to map between different formats; then convert data instantly or choose from multiple automation options.

11.
PrivateProxy.me - Buy Proxy Server from the Trusted Provider
https://privateprox
.me/

Buy Private Proxy for as little as $5, or start a free trial to test servers. ✔️ Learn all about the best proxy servers on the market in action.

12.
PHP IDE - NuSphere PhpED - Complete PHP IDE for PHP Development
https://nuspher
.com/

PhpED - PHP IDE integrated development environment for developing web sites using PHP, HTML, Perl, JScript and CSS that combines a comfortable editor, debugger, profiler with the MySQl, PostrgeSQL database support based on easy wizards and tutorials.Easy to use for debugging PHP scripts, publishing projects to remote servers through FTP, WebDAV, CVS. It is suitable for multiple developers and very large projects. Working with SOAP servers.

13.
The Visual Studio Extension for .NET Developers
https://www.jetbrain
.com/resharper/

ReSharper is the most popular extension on Microsoft Visual Studio Marketplace with 2.5M+ downloads and has been boosting developer productivity since 2004

14.
Graphical Network Monitoring and Troubleshooting | PingPlotter
https://www.pingplotte
.com/

Monitor latency, packet loss, and jitter. Plot results on an infinite timeline. Find the source of problems. Share the evidence.

15.
Buy private proxies IPv4 | Proxy IPv4
https://proxy-ipv
.com/

We provide exclusively private IPv4 proxies that will help you in the implementation of your projects and tasks: SMM, sports betting, scraping, shopping online, traffic arbitrage.

16.
JetBrains: Essential tools for software developers and teams
https://plugins.jetbrain
.com/

JetBrains is a cutting-edge software vendor specializing in the creation of intelligent development tools, including IntelliJ IDEA – the leading Java IDE, and the Kotlin programming language.

17.
Testing Frameworks for Javascript | Write, Run, Debug | Cypress
https://www.cypres
.io/

Simplify front-end testing with Cypress' open-source app. Explore our versatile testing frameworks for browser-based applications and components.

18.
Rollbar | Error Logging & Tracking Service for Software Teams
https://rollba
.com/

Rollbar provides real-time error tracking & debugging tools for developers. ✓ JavaScript ✓PHP ✓Ruby ✓Python ✓Java ✓Android ✓iOS ✓.NET & more.

19.
Ekahau: Wi-Fi Optimization, Design, Spectrum Analysis for Business-Critical WLANs
https://www.ekaha
.com/

The leading Wi-Fi tools for optimizing, designing and troubleshooting wireless networks with best-in-class spectrum analysis and heatmapping.

20.
Network Observability Holistic visibility across your network | Riverbed
https://www.riverbe
.com/products/network-performance-management/

Gain end-to-end visibility with Riverbed Network Observability. Get actionable insights to swiftly resolve network performance issues.

21.
IPRoyal | Premium Quality Proxies, Unbeatable Prices
https://iproya
.com/

Get a proxy service provider without contracts, non-expiring traffic, and easy self-service.

22.
Delphi SSH, SFTP, FTPS, SSL, HTTP/HTTPS, WebSocket and SignalR Client and Server
https://www.devar
.com/sbridge/

SecureBridge offers Delphi SSH, SFTP, FTPS, SSL, HTTP/HTTPS, WebSocket, and SignalR security and data protection components to protect TCP traffic from unauthorized access.

23.
Most Reliable App & Cross Browser Testing Platform | BrowserStack
https://www.browserstac
.com/

Instant access to 3000+ browsers and real iOS and Android devices for cross browser testing. Ship apps and websites that work for everyone, every time. Get Free Trial.

24.
Buy proxy - Private Socks5 & HTTPs proxies | Proxy-Seller
https://proxy-selle
.com/

Proxy-Seller offers to buy a diverse range of proxy types: datacenter IPv4 & IPv6, ISP, residential, and 4G/5G rotating mobile, tailored for your use cases. Our personal proxies come with a 1 Gbps speed channel, support Socks5 and HTTP(s) connections.

25.
Qt | Tools for Each Stage of Software Development Lifecycle
https://www.q
.io/

All the essential Qt tools for all stages of Software Development Lifecycle: planning, design, development, testing, and deployment.

26.
VPN Browser For Secure and Fast Access | Private Proxy Browser
http://www.browserje
.com/

BrowserJet is the most advanced, secure, and fast proxy browser. You can easily access blocked websites with our VPN browser.

27.
Freedom | Block Websites, Apps, and the Internet
https://freedo
.to/

Easily block distracting websites and apps on any device. The original and best website blocker, Freedom helps you be more focused and productive.

28.
Multilogin - the first antidetect browser
https://multilogi
.com/

Manage multiple accounts without restrictions and automate actions in a browser. Bonus residential proxy traffic is included with every plan

29.
Network Traffic Monitoring & Analysis Tools | Network Bandwidth Analyzer | Network Performance Monitoring Software
http://www.sparrowi
.com/

Sparrowiq.com offers network traffic monitoring and analysis tools that let you monitor what traffic is running on your network. For more details, contact us @ [email protected].

30.
Home Inspection Software and Websites
https://www.homehubzon
.com/

Home inspection software, websites, and business management tools for writing and managing property reports for buyers, sellers, and agents.

31.
Proxidize - A New Generation of Proxies
https://proxidiz
.com/

Build and manage your own mobile proxy network with Proxidize for an unmatched proxy experience on Linux or Android.

32.
The Network Mapping Tool for Network Administrators | UVexplorer
https://www.uvexplore
.com/

Discover the best network mapping tool for IT and network administrators, UVexplorer. Discover and document your network with ease today!

33.
Network Performance Monitoring Software and Tools - Obkio
https://obki
.com/

The best Network Performance Monitoring software for easy network monitoring & troubleshooting for SMBs & enterprises. Deploy in minutes. Try for free.

34.
Visual Assist | Visual Studio Extension for C/C++/C# Developers
https://www.wholetomat
.com/en/

Visual Assist for Visual Studio is a productivity tool for refactoring, reading, writing, navigating and generating C/C++/C# code. Try it for free.

35.
Load Testing & Website Performance Tools - LoadView
https://www.loadview-testin
.com/

Real browser-based load testing for websites, web apps, and APIs. Generate user traffic from around the world to gain insight into system performance.

36.
Buy proxy. Premium proxies - affordable prices on Youproxy
https://youprox
.io/

Our proxies are fast, stable, anonymous, working with all sites and programms, HTTP / HTTPs, Socks5

37.
Raygun - Application Monitoring For Web & Mobile Apps
https://www.raygu
.com/

Raygun gives you a window into how users are really experiencing your software applications. Detect, diagnose and resolve issues that are affecting end users.

38.
Infatica - Fast & Affordable Proxy Servers for Web Scraping
https://infatic
.io/

Looking for reliable proxy servers provider? Infatica got you covered! We offer a large pool of high-quality residential IP addresses, datacenter, and mobile proxies and scraper API service.

39.
UltraEdit Text Editor + Coding Software
https://www.ultraedi
.com/

UltraEdit is a secure, powerful, highly configurable text editor and hex editor for Windows/Mac/Linux. Helpful find, compare, and FTP integrations. Free trial

40.
Telerik & Kendo UI - .NET Components Suites & JavaScript UI Libraries
https://www.teleri
.com/

Save time building sleek web, mobile and desktop apps with professional .NET UI Components, JavaScript UI Libraries, Reporting and Automated Testing solutions.

41.
NetNut - The Largest Proxy & Web Data Collection Network
https://netnu
.io/

World-Class Residential Proxies: NetNut's 85M+ fast IPs, no geo-restrictions or IP blocks. Access data globally seamlessly. Free trial available!

42.
Parasoft Virtualize: Service Virtualization Tool & Solution - Parasoft
https://www.parasof
.com/products/parasoft-virtualize/

Elevate testing efficiency with Parasoft Virtualize. Advanced service virtualization tools for robust simulation and seamless integration.

43.
Nmap: the Network Mapper - Free Security Scanner
https://nma
.org/

Nmap Free Security Scanner, Port Scanner, & Network Exploration Tool. Download open source software for Linux, Windows, UNIX, FreeBSD, etc.

44.
SNMP .NET Component Download
https://snmp-net-component.apponi
.com/

SNMP .NET Component Download - SnmpSource offers users a comprehensive toolkit for quick development.

45.
LoadNinja | Performance Testing and Load Testing Tool
https://loadninj
.com/

The only load testing tool to record, replay, and test in real browsers at scale. Performance testing doesn't have to be the bottleneck. Cut your load testing time in half by running website performance tests in real browsers at scale. LoadNinja is the only load testing tool to record and replay scripts in minutes, leverage real browsers, and deliver actionable website performance data straight from the browser’s DOM.

46.
Oxylabs - High Quality Proxy Service to Gather Data at Scale
https://oxylab
.io/

The best proxy service platform with 100M+ Residential and 2M Datacenter IP proxies. Extract public data from any website with ease!

47.
Bright Data - All in One Platform for Proxies and Web Scraping
https://brightdat
.com/

Award winning proxy networks, powerful web scrapers, and ready-to-use datasets for download. Welcome to the world's #1 web data platform.

48.
The All-In-One Automated API Testing Platform | ReadyAPI
https://smartbea
.com/product/ready-api/

The number one platform for Agile and DevOps teams, ReadyAPI powers functional, security, performance, and virtualization of SOAP & REST APIs.

50.
51.
UltraFTP - Secure FTP client
https://www.ultraedi
.com/products/ultraftp/

UltraFTP: Secure 64-bit FTP client with seamless UltraEdit integration. Enjoy fast, user-friendly transfers with full theme and session support across FTP, SFTP, and FTPS.

53.
UltraCompare - Diff and compare tool
https://www.ultraedi
.com/products/ultracompare/

Discover UltraCompare, the ultimate tool for file and folder comparison. Compare PDFs, Word, Excel files, sync folders, and more.

54.
Smartproxy: 🥇Best Value Proxy Service Provider 2024 Winner
https://smartprox
.com/

Start your journey with easy-to-use, high-quality, and affordable proxy servers, data collection, and extraction infrastructure.

55.
App Monitoring, Error Tracking & Real User Monitoring | BugSnag
https://www.bugsna
.com/

BugSnag is an error monitoring and reporting software with best-in-class functionality for mobile apps. Our tool alerts users of bugs, errors & more. Free trial!

56.
The World's Most Popular API Testing Tool | SoapUI
https://www.soapu
.org/

SoapUI is the world's most widely-used automated testing tool for SOAP and REST APIs. Write, run, integrate, and automate advanced API Tests with ease. See why millions of users trust SoapUI for testing their APIs today!

57.
Deque Systems: Web Accessibility Software, Services & Training
https://www.dequ
.com/

Deque Systems provides web and mobile accessibility solutions so you can meet compliance goals and help make the web accessible to all users.

58.
Secure File Transfer & Sharing – EnterpriseDT
https://enterprised
.com/

EnterpriseDT offers secure, robust, and cost-effective secure file transfer solutions encompassing both SFTP and MFT protocols. This includes CompleteFTP and CompleteFTP Enterprise MFT products specifically tailored for Windows platform.

59.
Securly - Web Filter for Schools
https://www.securl
.com/filter/

Keep students safe anywhere with our CIPA compliant school web filter. Works on all devices, including Chromebooks, iPads, Macs and Windows. Learn More.

60.
Best Test Management and Automated Testing Tools | QMetry
https://www.qmetr
.com/

Explore QMetry's innovative test management solutions designed to streamline your software testing process and enhance team collaboration. Drive efficiency with comprehensive test automation capabilities and harness the power of AI in testing.

61.
Bugzilla
https://www.bugzill
.org/

The software solution designed to drive software development Bugzilla lets you plan, organize and release software on your own teams' schedule...

62.
Truly Office - Never Pay For a Subscription Again! No Ads, No Tracking
http://trulyoffic
.com/

The #1 Microsoft Office Alternative with the same Familiar apps Word, Sheets, Slides, Mail, Cloud, PDF and more for a fraction of the cost - Say Goodbye to subscriptions and hello to lifetime software. Buy Once, Use Forever - No Ads, No tracking, 100% Private Download Now and Get started in seconds.

63.
ScraperAPI - The Proxy API For Web Scraping
https://www.scraperap
.com/

ScraperAPI handles proxy rotation, browsers, and CAPTCHAs so developers can scrape any page with a single API call. Web scraping with 5,000 free API calls!

65.
Web based file access to Windows shares for Active Directory users
https://www.element-i
.com/

Web file access system for your Active Directory users and Windows file system. External access to internal folders. Web access to existsing SMB shares. Qucik WFH (work form home) solution.

66.
Ecommerce growth tools by Shopper Approved
https://www.shopperapprove
.com/

Improve Ecommerce traffic, sales and conversions with trust signals, user-generated content, and social proof.

67.
UI Test Automation Tool for Java, Web, Android, iOS & Windows - QF-Test
https://www.qf
.de/

Automate your GUI tests with QF-Test, the professional testing tool! Easy to use ✓ Cross-platform on Windows, Linux, macOS ✓ Cross-browser ✓

68.
Slickplan - Website Planning Tools: Sitemaps, Diagrams, Content
https://slickpla
.com/

A collaborative website planning tool for pros, teams & agencies. Software to outline, layout & plan sites + CMS exporting. Trial our website planner for free!

69.
GDPR software tools for Privacy Teams | GDPR Register |
https://www.gdprregiste
.eu/

GDPR software tools by GDPR Register is a solution helping to reduce time and effort spent by privacy teams on personal data mapping tasks | FREE 14-day trial |

71.
Vivaldi Browser | Powerful, Personal and Private web browser
https://vivald
.com/

It’s a web browser. But fun. It comes with a bunch of clever features built-in. It’s super flexible and does not track you. Get the Vivaldi browser for desktop, mobile, and your car!

72.
Fast & Effective Bug Reporting Tool | Bird Eats Bug
https://birdeatsbu
.com/

Screen recording that automatically captures valuable engineering data. Create technical bug reports even without technical skills, right from your browser. Bug reporting tool made to be fast, easy, and helpful.

73.
Reload Code Changes Instantly With JRebel | Rebel
https://www.jrebe
.com/products/jrebel/

JRebel is the award-winning Java development software that lets Java developers reload code changes instantly on 100+ frameworks. Try it for free today!

75.
Network Monitoring Tools from Intermapper | Fortra
https://www.fortr
.com/product-lines/intermapper/

Intermapper provides industry-leading network monitoring tools for Windows, Linux, and Mac. IT pros love it for its visual, dynamic network maps, real time alerts, and user friendly interface. Start a free 30 day trial.

76.
The Top-Rated Home Inspection Software - Join 8k Inspectors | Spectora
https://www.spector
.com/

See why 8,000 home inspectors use Spectora. Industry-leading home inspection software + back office tools. 2,200 5-star reviews. All-in-one home inspection software + mobile app - report writing, payments, & agreements to run your business.

78.
MockFlow - Online Wireframing and Product Design Tool
https://mockflo
.com/

MockFlow is an intuitive web app to simplify your product design process. A quick way to create and collaborate on wireframes for web, mobile, and desktop apps.

80.
Automated Software Testing Tools | Tricentis
https://www.tricenti
.com/

Accelerate software testing to keep pace with Agile and DevOps - with the industry's most innovative automated software testing tools.

81.
Web Analytics Made Easy - Statcounter
https://statcounte
.com/

StatCounter is a simple but powerful real-time web analytics service that helps you track, analyse and understand your visitors so you can make good decisions to become more successful online.

82.
Automated Software Testing Tools | Tricentis
https://testprojec
.io/

Accelerate software testing to keep pace with Agile and DevOps - with the industry's most innovative automated software testing tools.

83.
SonicWall Capture Client
https://www.sonicwal
.com/products/firewalls/security-services/capture-client/

SonicWall Capture Client is a unified client platform that delivers multiple endpoint protection capabilities, including next-generation malware protection and support for visibility into encrypted traffic. It leverages cloud sandbox file testing, comprehensive reporting, and enforcement for endpoint protection. Additionally, provide consistent assurance of client security, with easy-to-use and actionable intelligence and reporting.

84.
Team management for developers - Teamplify
https://teamplif
.com/

The ultimate team productivity suite for developers – Team Analytics, Smart Daily Standup, Time Off Management, and more

86.
Trillian | Modern and secure instant messaging
https://www.trillia
.im/

Trillian is easy-to-use, HIPAA-compliant instant messaging for people, business, and healthcare. Send messages, share files, and much more!

87.
Sauce Labs: Cross Browser Testing, Selenium Testing & Mobile Testing
https://saucelab
.com/

The world's largest continuous testing cloud of web and mobile applications. Access web browsers, mobile emulators, simulators, and real mobile devices.

88.
HypeProxy.io | High-Quality European 4G Dedicated Proxies
https://hypeprox
.io/

Ultra-stable French Mobile Proxies with Unlimited IP Rotations and 100% Clean IPs — Powerful API, 99.8% Uptime, Live Support, Wide IP Range, 3 Different ISP available etc.

89.
RealVNC® - Remote access software for desktop and mobile | RealVNC
https://www.realvn
.com/

Secure, cost-effective remote access and support for your computer, from your desktop or mobile device. VNC® Connect enables cloud or direct connectivity.

90.
Software and Insights for Brands and Retailers | Wiser Solutions
https://www.wise
.com/

Partner with a trusted commerce execution provider who has the solutions to boost your sales, save you time, and help you act with confidence.

91.
Test Case Management & Orchestration Software by TestRail
https://www.testrai
.com/

TestRail is a test management platform that helps you streamline your software testing processes, get visibility into QA, and release high-quality software.

92.
Application Performance Monitoring & Error Tracking Software | Sentry
https://sentr
.io/

Self-hosted and cloud-based application performance monitoring & error tracking that helps software teams see clearer, solve quicker, & learn continuously.

93.
IntelliJ IDEA – the Leading Java and Kotlin IDE
https://www.jetbrain
.com/idea/

IntelliJ IDEA is undoubtedly the top-choice IDE for software developers. It makes Java and Kotlin development a more productive and enjoyable experience.

94.
Biddingowl - Charity auctions with mobile bidding or paper bid sheets
https://www.biddingow
.com/

We make fundraising easy and intuitive. Features include proxy bidding, SMS and email notifications, watchlist, ticket sales, bid sheets, and more.

95.
Multi platform Installer - InstallAnywhere Download | Revenera
https://www.revener
.com/install/products/installanywhere/

InstallAnywhere delivers professional multi platform installations. Reliable installations for Windows, Linux, Apple, Solaris, AIX, HP-UX, and IBM.

96.
User Activity Monitoring, DLP & Web Filtering Tools | CurrentWare
https://www.currentwar
.com/

Employee computer monitoring software with web monitoring, content filtering, and device control. Track computer activity & Internet usage

97.
Load Testing and Stress Tests - LoadForge
https://loadforg
.com/

LoadForge is the ultimate web and API load testing and stress testing platform for modern DevOps.

98.
99.
Best Rotating Proxy & Web Scraping API Alternative | Scrape.do
https://scrap
.do/

You don't need to spend hours to create your own IP rotation rules and pay for different services. Just use Scrape.do and only pay for successful requests.