Modern SaaS StackFind the perfect tools
Discover the best SaaS tools for your stack with both paid and open-source alternatives
Project Management
Fast, sleek, and developer-friendly issue tracking.
Self-hosted, open-source alternative to Linear.
Email API
Developer-first email API, modern alternative to SendGrid.
Self-hosted mail server for transactional emails.
Payments & Billing
The best payments API for SaaS and e-commerce.
Open-source, self-hosted Bitcoin payment processor.
Database
Serverless Postgres with branching and scaling.
Open-source Firebase alternative with SQL.
Deployment & CI/CD
Frontend hosting, edge functions, and serverless APIs.
Self-hosted Heroku/Vercel alternative.
Documentation
AI-powered documentation, optimized for devs.
Static site generator for modern docs.
Authentication
Drop-in authentication and user management.
Self-hosted authentication and security layer.
AI & Automation
AI-powered code editor with seamless integration.
Free AI-powered code completion tool.
Website Testing
AI-powered UI test automation that self-heals.
Powerful cross-browser testing framework.
Analytics
Open-source product analytics platform.
Self-hosted alternative to Google Analytics.
Vulnerability Testing
Developer-first security scanning and vulnerability management.
Widely-used web app security scanner.
Uptime Monitoring
Comprehensive uptime monitoring with incident management.
Self-hosted uptime monitoring tool with status page.
Feature Flagging & A/B Testing
Feature management platform for controlled rollouts.
Open-source feature flag and remote config service.
Session Replay & Heatmaps
Digital experience analytics with session replay.
Self-hosted session replay and product analytics.
Infrastructure Monitoring & Observability
Comprehensive infrastructure monitoring platform.
Open-source monitoring and observability stack.
Cloud Storage & File Management
Scalable object storage service.
High-performance, S3-compatible object storage.
Workflow Automation & Integration
Connect apps and automate workflows.
Workflow automation tool with fair-code license.
DNS, Networking & CDN Services
Performance and security for websites and applications.
Modern HTTP reverse proxy and load balancer.
Penetration Testing & Security Audits
Vulnerability coordination and bug bounty platform.
Penetration testing framework.
Identity & Access Management (IAM)
Cloud-based identity and access management.
Open-source identity and access management.
No-Code/Low-Code Development
Build internal tools faster with low-code framework.
Open-source platform to build admin panels and dashboards.
API Management & Gateway
API gateway, management, and microservice platform.
Open-source API gateway and management platform.
Code Hosting & Developer Collaboration
Web-based platform for version control and collaboration.
Complete DevOps platform with Git repository management.
Marketing Automation & SEO
Inbound marketing, sales, and CRM platform.
Open-source marketing automation platform.
E-commerce & Headless Commerce
E-commerce platform for online stores and retail POS systems.
Open-source headless commerce platform.
Content Management Systems (CMS)
API-first headless content management platform.
Open-source headless CMS for building customizable APIs.
Cloud Cost Optimization & FinOps
Kubernetes cost monitoring and management.
Open-source cost monitoring for Kubernetes.
Incident Management & On-Call Alerting
Streamlined incident management platform with Slack integration.
On-call management system from Grafana.
Cloud Access Security Broker (CASB)
Enterprise single sign-on solution with CASB features.
Data Privacy & Compliance
Privacy, security, and governance platform.
Open-source compliance automation toolkit.
Digital Experience Monitoring (DEM)
AI-powered observability and digital experience monitoring.
Digital experience monitoring within the Elastic Stack.
Kubernetes & Container Orchestration
Lightweight Kubernetes distribution for edge computing.
Serverless Compute & FaaS
Serverless compute service by Amazon.
Serverless functions made simple for Docker and Kubernetes.
Developer Experience & DX Optimization
Internal developer portal that streamlines development workflows.
Open platform for building developer portals.
Data Versioning & ML Model Management
MLOps platform for tracking experiments.
Open-source version control system for ML projects.
Secrets Management & Secure Vaults
SecretOps platform for managing secrets across projects.
Secrets management and data protection.
Data Labeling & Synthetic Data Generation
Data labeling platform for machine learning.
Open-source data labeling tool.
AI Code Generation & Code Search
AI pair programmer that suggests code.
AI code completion with free tier and open-core model.
Zero Trust Security & SASE
Cloud security platform with zero trust architecture.
Secure access to infrastructure with zero trust principles.
Cloud Identity Governance & PAM
Privileged access management solutions.
Open-source secrets management for developers.
Cross-Border Payment & Global Payout Solutions
International payment processing platform.
Open network for storing and moving money.
Web Scraping & Data Extraction APIs
Web scraping API that handles proxies and headless browsers.
Open-source web crawling framework.
AI-Powered Search & RAG
Search and discovery platform.
Open-source search engine with instant results.
Edge Computing & Distributed Processing
Open-source serverless cloud platform.
Automated Code Refactoring & Tech Debt
Code quality and security platform.
Tool for tracking and managing technical debt.
Digital Twin & Simulation Platforms
Framework for digital twins in IoT.
Web3 & Blockchain Infrastructure
Blockchain development platform.
Ethereum development environment.
GraphQL Federation & API Mesh
GraphQL implementation with federation capabilities.
Unified API gateway for multiple backends.
Data Residency & Sovereignty Compliance
Container management with data locality features.
Human-in-the-Loop AI & Active Learning
Human-in-the-loop labeling and validation for AI.
Annotation tool for active learning workflows.
Privacy-Preserving Computation
Library for training PyTorch models with differential privacy.
Tools for privacy-preserving machine learning.
AI-Powered Resume Screening & Hiring
AI-driven hiring and assessment platform.
Open-source resume parsing library.
Crowdsourced Security & Bug Bounty
Crowdsourced security platform.
Intentionally vulnerable web application for security training.
Reverse Proxy & Traffic Routing
High-performance HTTP server and reverse proxy.
Web server with automatic HTTPS.
Synthetic Monitoring & Browser Automation
API & E2E monitoring using Playwright.
Headless Chrome Node.js API for browser automation.
AI-Powered Personalized Marketing
Customer engagement platform with personalization.
Conversational AI that can be adapted for marketing.
Automated Financial Forecasting & FP&A
Strategic finance platform for forecasting.
Powerful calculator app for financial modeling.
Edge AI & On-Device Machine Learning
Platform for edge machine learning deployment.
Framework for on-device inference.
AI-Generated Video & Synthetic Media
AI video generation platform.
Open-source image and video generation.
Customer Data Platforms (CDP)
Customer data platform for collection and routing.
Open-source customer data pipeline.
Data Transformation & ETL
Fully managed data integration service.
Open-source data integration platform.
Vector Databases for AI
Vector database for machine learning applications.
Open-source embedding database.
Team Collaboration & Remote Work
Business communication platform.
Open-source, self-hosted Slack alternative.
API Documentation & Testing
API platform for building and using APIs.
Interface description for RESTful APIs.
Product Management & Roadmapping
Product management system.
Open-source design and prototyping platform.
Data Lineage & Governance
Enterprise data governance and catalog platform.
Open-source metadata management.
Continuous Testing & Quality Assurance
Low-code test automation platform.
Generic open-source automation framework.
AIOps & IT Service Management
Enterprise service management platform.
IT Service Management and asset management software.
Internal Knowledge Base & Company Wiki
All-in-one workspace for notes, wikis, and projects.
Self-hosted, open-source wiki and documentation platform.
Video Conferencing & Webinars
Video conferencing, messaging, and screen-sharing platform.
Secure, open-source video conferencing solution.
Customer Support & Helpdesk
Customer service software and support ticketing system.
Web-based open-source helpdesk/customer support system.
Data Quality & Data Observability
Data observability platform.
Open-source data quality validation framework.