What tech stacks are most popular among high-growth SaaS?

Next.js, TypeScript, Tailwind CSS, PostgreSQL (via Supabase), and Python remain the top-ranked foundation for 2026 indie startups, optimizing for rapid development, type safety, and global edge deployment.

How do developers claim and edit existing product listings?

If your product is already cataloged, click 'Claim This Product' on its details panel. Verifying any mailbox on your product's domain unlocks full editing rights, analytics, and instant updates.

Does SaaSearch provide an API or llms.txt feed for AI agents?

Yes! SaaSearch provides standardized llms.txt, llms-full.txt, and structured JSON-LD feeds at /llms.txt for AI agents, Perplexity, and ChatGPT search citations.

What is the difference between Freemium and Open Source listings?

Freemium products provide a hosted free tier with optional paid upgrades, while Open Source tools typically provide full source code repositories and self-hosting options.

SaaSearch - The Search Engine for SaaS and AI products

34 products for Open source Developer API (0.06 seconds)

Pen

https://pen.dev›design & creative›Pen

Pen: An agentic canvas for building bold software. - result 1

Sep 17, 2026 - Pen is an innovative agentic canvas designed for rapidly building and prototyping software. It allows users to import components from any app,... Read more

5.0(1)1upvote

AI Design UI/UX Design Prototyping

1pen

Cortex

https://cortexdocs.dev›developer tools›Cortex

Cortex: The open-source API knowledge layer for developers and AI agents. - result 2

Sep 14, 2026 - Cortex is an open-source platform designed to unify and streamline API delivery by transforming various API specifications (OpenAPI, GraphQL,... Read more

5.0(1)1upvote

API Management SDK Generation Developer Documentation

1cortexdocs

Umami

https://umamiengine.com›analytics & data›Umami

Umami: Open-source web analytics for understanding traffic and building integrations. - result 3

Sep 18, 2026 - Umami is an open-source web analytics platform designed to help users understand their website traffic and build robust data integrations. It... Read more

5.0(1)1upvote

Web Analytics Open Source Website Traffic

1umamiengine

Experiential Labs

https://experientiallabs.ai›developer tools›Experiential Labs

Experiential Labs: The open source AI gateway: one key for every model, zero markup. - result 4

Sep 6, 2026 - Experiential Labs is an open-source AI gateway providing unified access to all AI models via a single API key, eliminating vendor lock-in and... Read more

5.0(1)1upvote

AI Gateway API Management AI Optimization

1experientiallabs

Top launches of the week

Highest upvote velocity and momentum this week

View all weekly launches

NutriFit
AI-powered personalized nutrition, activity & health tracking platform.
5.0(1)·2 upvotes·1 comment
Resume Builder CV
Supercharge your resume with an AI co-pilot and live ATS score checker.
5.0(2)·1 upvote·2 comments
Epilude Notetaker
Stay in the meeting. Leave with the notes.
5.0(2)·1 upvote·2 comments
Revinho
Know what’s driving your software business
5.0(2)·1 upvote·2 comments
Stivio
AI Image to Video Generator: Turn photos into HD clips.
5.0(1)·1 upvote·1 comment
Telly
Hands-free Mac control with natural voice commands.
5.0(1)·1 upvote·1 comment
LockedWeb
Unyielding porn blocker with no off switch for ultimate protection.
5.0(1)·1 upvote·1 comment
Web Document Scanner
Scan documents online, flatten pages, and remove shadows for print-ready PDFs.
5.0(1)·1 upvote·1 comment

Nari Labs

https://narilabs.com›ai & machine learning›Nari Labs

Nari Labs: Deploy high-performance Voice AI models via simple, optimized production APIs. - result 5

Sep 18, 2026 - Nari Labs offers cutting-edge Voice AI solutions, including Speech-to-Text (STT) and Text-to-Speech (TTS) models, delivered via simple... Read more

5.0(1)1upvote

Voice AI Speech-to-Text Text-to-Speech

1narilabs

Fireworks

https://fireworks.ai›ai & machine learning›Fireworks

Fireworks: Own Your Specialized Intelligence - result 6

Sep 20, 2026 - Fireworks offers a foundational AI infrastructure platform designed to empower developers and enterprises to build, train, and serve specialized... Read more

5.0(1)1upvote

AI Infrastructure Model Training Model Inference

1fireworks

ComputeSDK

https://computesdk.com›developer tools›ComputeSDK

ComputeSDK: Compare AI models and pricing across leading gateways. - result 7

Sep 18, 2026 - ComputeSDK offers an AI Gateway Benchmarks tool that unifies model listings and pricing from various public AI gateway endpoints into a single,... Read more

5.0(1)1upvote

AI Gateways AI Models Pricing Comparison

1computesdk

Pen: An agentic canvas for building bold software.

5.0(1)

Pen is an innovative agentic canvas designed for rapidly building and prototyping software. It allows users to import components from any app, integrate with leading AI models like Claude and OpenAI, and leverage AI agents for direct design and illustration. With buttery-smooth WebGL performance, advanced features like shaders, UI libraries, and HTML/CSS/Tailwind export, Pen empowers developers and designers to create complex applications, mockups, and UI elements. It offers collaborative sharing, a built-in browser for importing content, and CLI connectivity for headless design, making it a comprehensive tool for modern software creation.

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