Your code defines the API.
RouteLens reveals it.
RouteLens scans your backend, finds every route, and lets you test instantly — no setup required.
Scan Your Backend →Tested on complex codebases
Scanned and verified on large-scale open-source architectures.
and more than 200+ backends were tested
Works with your entire stack
Seamlessly integrates with all major frameworks and databases.
Express
NestJS
FastAPI
Django
Flask
Spring Boot
Go
Laravel
Rails
.NET Core
Next.js
Node.js
Bun
PostgreSQL
Redis
MongoDB
GraphQL
Rust
Docker
NuxtHow it works
From zero to complete visibility in seconds. No complex YAML, no endless configuration files.
Point to project
Drop your project folder or paste a path. RouteLens connects instantly—no config files or wizards.
Auto discovery
We automatically parse Express, FastAPI, NestJS, and more to extract every endpoint in your code.
Test instantly
Every route is pre-configured and ready to fire. Click, send, and inspect the response effortlessly.
Engineered for effortless API testing
Everything you need to discover, test, and synchronize endpoints without manual configuration.
Collections & Folders
Organize requests in hierarchical folders and share instantly.
Environment Variables
Switch seamlessly between environments with scoped variables.
Live Request History
Keep a realtime audit log of all requests and their execution latency.
Multi-Protocol
Support for REST, GraphQL, WebSockets, SSE, Socket.IO, and MQTT.
Secure and Private
Runs 100% locally with no analytics or data leakage.
Everything in one view.
Gain complete visibility into your API ecosystem. Discover endpoints, test payloads, read our changelog, or grab the desktop app.
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Frequently
Asked Questions
Everything you need to know about RouteLens and how it works.
Have more questions or need direct support? Contact our team on the support page or discuss features on GitHub.
RouteLens is a revolutionary API testing tool that automatically scans your backend codebase and lets you test endpoints instantly without manually configuring or writing requests.
Ready to see your APIs clearly?
Stop guessing and start testing. Connect your project in seconds and let RouteLens reveal every endpoint automatically.
Start Scanning Now →
Trusted by developers.
Join a growing community shipping APIs faster with RouteLens.
"RouteLens cut our API testing setup from 30 minutes to literally zero. It just reads the code and everything is ready."
"I used to maintain Postman collections manually. Now my routes stay in sync automatically. It's the workflow I always wanted."
"The fact that nothing leaves my machine is huge. We handle sensitive APIs and RouteLens gives us testing without the security trade-off."