AI IDEs and AI Assistants.

• Aider - Open-source terminal AI assistant.
• Amazon Q - Amazon’s AI assistant.
• Cline - Open-source VS Code plugin for Claude as a coding assistant.
• CodeParrot - Frontend component AI assistant for VS Code.
• CodeSquire - Browser extension for AI generation in Jupyter/BigQuery etc…
• Cody - Sourcegraph’s coding assistant.
• Continue - AI coding assistant for VS Code and JetBrains.
• Cursor - A VS Code fork built from the ground up with AI.
• Fine - Build Software with AI Agents.
• GitHub Copilot - The “OG” AI IDE everyone heard about. Still kind of feels behind, but does integrate nicely with GitHub.
• IntelliCode - Visual Studio’s AI offering from Microsoft.
• JetBrains AI - JetBrains’s AI offering integrated into most of their IDEs.
• Kilo Code - Fast, open-source AI coding agent for VS Code and JetBrains.
• Mastra - Build AI agents with a modern TypeScript stack.
• OpenHands - an open-source Devin alternative.
• Qodo - Focusing on confident code generation (focused on testing well).
• Replit AI - Replit’s code IDE using AI (has also a free limited plan).
• Supermaven - Heard really good things, especially around speed and context length.
• Tabby - Self-hosted open-source coding assistant.
• Tabnine - One of the OG players in the AI code assistant space.
• Warp - Fully integrated AI in your terminal.

Track web/app visitors.

• Baremetrics - Subscription analytics for Stripe.
• devActivity - Contributions analytics with AI Insights, Performance Review, Retrospectives and Gamifications.
• Heap - Product analytics API for web and mobile, captures all events.
• Mixpanel - Product analytics and dashboards.
• Pirsch - Privacy-friendly web analytics with a backend integration and API.
• Plausible - Simple, privacy-friendly, and open-source web analytics tool.
• PoeticMetric - Privacy-first, regulation-compliant, fast analytics tool.
• PostHog - Open-source product analytics platform.
• Segment - Collect user data and send it to your other tools.
• Tinybird - Real-time data streams to APIs.
• Zoho Apptics - Unified, simplified, and actionable product analytics.

Products that handle authentication and user identity for you.

• Aserto - Cloud-native authorization for applications and APIs.
• Auth0 - Authentication & authorization as a service.
• AWS Cognito - AWS's authentication as a service.
• BoxyHQ Enterprise SSO - Open-source API for enterprise SSO and Directory Sync.
• Clerk - Authentication and user management platform for React, React Native, and Next.js.
• Corbado - Passkey-first authentication as a service.
• Firebase Auth - Google Firebase's take on authentication.
• FusionAuth - Security-centric authentication as a Service, including self-hosting.
• Hanko - Passwordless (WebAuthn API) PSD2, eIDAS, and GDPR compliant.
• Kinde - Authentification and user management as a service.
• LoginRadius - Managed user authentication service with SSO.
• MojoAuth - Complete CIAM solution with Enterprise SSO and extensive out-of-the-box enterprise features.
• Okta - Embeddable authentication with SSO.
• Ory - Open-source identity & access-control solutions (also available as a service).
• Oso - Authorization framework (RBAC).
• Permit.io - Permissions and access-control as a service.
• PropelAuth - Team-based authentication.
• Scalekit – Add enterprise SSO (SAML, OIDC), SCIM provisioning to your existing auth setup like Firebase, Auth0, or Cognito without rewrites.
• SSOJet - Enterprise SSO without rebuilding auth. The free plan includes unlimited monthly active users, unlimited organizations, 2 SSO & 2 SCIM connections.
• Stack Auth - Open-source Auth0 alternative.
• Stytch - All-in-one authentication, authorization, and fraud prevention infrastructure.
• SuperTokens - Open-source and hosted email & Oauth authentication with prebuilt UI.
• Unkey - Authentication, rate limiting and usage analytics for APIs.
• Userfront - Simplistic user authentication with pre-built back-office dashboard.
• WorkOS - Enterprise SSO and more out-of-the-box enterprise features.

Automate workflows via APIs and SDKs.

• Abstra - Python-based workflow engine for custom business processes.
• Lil'bots - Create and deploy automation scripts in JavaScript or Python and deploy them to the cloud instantly, with free built-in APIs like OpenAI, Anthropic, and more.
• n8n - Free and source-available fair-code licensed workflow automation tool.
• Potpie - Open source AI agents for your codebase in minutes. Use pre-built agents for Q&A, testing, debugging, and system design, or create your own purpose-built agents.
• Trigger.dev - Open-source platform to create workflows from APIs, on a schedule or on demand.

Abstract away all the backend hassles with an out-of-the-box suite of backend solutions.

• Appwrite - End-to-end backend server for frontend and mobile developers.
• Encore - Open-source TypeScript backend framework for robust type-safe applications.
• Jamsocket - Backends for real-time apps.
• Nhost - Open-source backend with a Postgres database, instant GraphQL API, authentication, storage, and serverless functions.
• Supabase - Hosted and open-source managed Postgres DB like Firebase.

Continuous Integration/Delivery.

• CircleCI - YML to configure your builds, parallel jobs, jobs marketplace.
• Depot - Drop-in replacement to build Docker images faster in CI.
• GitLab - Open-source CI and hosted solution with Github-like abilities.
• Ona - Automated cloud dev environments.
• RunMyJob - Cloud runners for GitHub Actions and GitLab CI.
• Spacelift - CI/CD platform for infrastructure-as-code, currently supporting Terraform, Pulumi, AWS CloudFormation, and Kubernetes.

Backend only Content Management System, you decide on frontend and consume content via API.

• Contentful - CMS as an API.
• DatoCMS - API-based CMS.
• Ghost - Blog platform, can be used as headless CMS (ex. with Hexo).
• Sanity - Headless CMS, treat content as data.
• Strapi - Open-source headless CMS, 100% JavaScript.

Check your code quality.

• Codacy - Automatic code quality checks.
• CodeRabbit AI - AI-powered code review and automated pull request management.
• DebuggAI - Zero-config AI browser (E2E) tests that review every commit & pull request (PR).
• Ellipsis - AI code reviews and bug fixes.
• Kodus - Open-source code review agent.
• Sonar - Lint and code quality checks.

Manipulate and detect visual data.

• Clarifai - Set of computer vision APIs.
• CloudSight - Digital media brand recognition.
• Google Vision AI - Google's AI vision APIs.
• Roboflow - Simplified computer vision model creation for developers.

Storing data and processing it.

• Airtable - Database and spreadsheet hybrid with an API.
• Apitable - API-oritented Airtable alternative.
• CrateDB - Distributed open-source SQL database for real-time analytics.
• Neon - Serverless Postgres database with scale-to-zero, branching, autoscaling.
• Neuledge - Abstract ORM with a universal schema language for any database.
• Outerbase - AI-powered database UI.
• PlanetScale - Hosted managed MySQL database, CI integration & auto scaling.
• Upstash - Serverless tailored redis provider.

Tools that help in tracking bugs.

• Lightrun - Debug production servers using a plugin in the IDE (on-prem or SaaS) that supports Java, Node.js, and Python.
• Linear - Issue tracking built for developers.
• Multiplayer - Debugging agent that runs locally next to your favorite coding agents (open source or SaaS), feeding them full-stack, unsampled runtime data to catch and fix bugs automatically.
• Rookout - Debug production servers via a cloud-based debugger. Supporting Java, .Net, Node.js, Python, and Ruby.

Products that help you deploy your app/website.

• Adaptable - Deploy apps and DBs via common templates.
• Beam - Serverless cloud infrastructure.
• Cycle.io - DevOps platform for building platforms. Handles container orchestration, load-balancing, monitoring, and more.
• Digital Ocean App Platform - Deploy and don't care about infrastructure, works with all major frameworks.
• Fly.io - Deploy dockerized full-stack apps via a location-aware service (latency reduction).
• Heroku - Deploy via CLI to scalable servers.
• Kinsta - Deploy static sites, apps, and databases from GitHub, GitLab, or Bitbucket and host headless WordPress.
• Koyeb - Serverless platform for deploying full-stack apps and APIs in minutes.
• Netlify - Deploy JAMStack (mainly Gatsby) via CLI.
• Platform.sh - Continuously deploy full-stack apps.
• Propel - Serverless ClickHouse platform.
• Qoddi - Git connected app hosting platform.
• Quix - One tool to build and run event streaming applications.
• Railway - Out-of-the-box git to deployment with auto-scaling, DBs, secrets, and rollbacks.
• Reflex - Python framework to build and deploy
  web apps (including frontend).
• Render - Deploy from git to a CDN with SSL.
• Vercel - Cloud platform for building and deploying serverless web applications, static websites, and Jamstack (mainly Next.js) projects.
• Zeabur - One click deployment for frontend, backend and databases services.

Comments and forums.

• Bazaarvoice - Ratings, reviews as a service.
• Commento - Privacy-centric embeddable comment system.
• Yotpo - Reviews ratings and Q&A as a service.

Documentation solutions.

• Apidog - All-in-one API documentation tool, 1-click to generate API documentation from requests.
• Bump.sh - API documentation and change management solution.
• DeveloperHub - Collaborative developer documentation platform.
• Fern - Instant docs and SDKs for APIs.
• Mintlify - NextJS-based, AI-powered platform for documentation sites.
• ReadMe - Personalized and dynamic developer docs.
• Speakeasy - API tooling for SDKs, API docs, Terraform providers, and end-to-end testing.
• Swimm - Docs that are coupled with your code, auto-synced, works with your IDE.

Manage environment variables and secrets for multiple apps or projects.

• Doppler - Environment variable management across projects, in one place.
• Envkey - Environment management with syncing mechanism for all apps.
• KeyHippo - API Keys for Postgres RLS.
• Ubiq - Encryption APIs with secret management.
• Vault - API-driven secret key management.

Control production features with conditional flags in your code.

• Bucket - Purpose-built feature flagging for B2B SaaS products.
• ConfigCat - Powerful, privacy-first feature flag management with unlimited team size and a forever free plan.
• Flagsmith - Feature flags-as-a-service platform simplified.
• GrowthBook - Open-source feature flag and experimentation platform.
• Hypertune - Type-safe feature flags, optimized for React and Next.js.
• LaunchDarkly - Feature flags-as-a-service platform.
• Split - Feature flags platform with data analytics.
• Statsig - All-in-one platform spanning across analytics, feature flagging, and A/B testing. Free for up to 1m metered events per month.
• Unleash - Open-source, privacy-first, and enterprise-ready feature management solution.

Or Generative UI, Dynamic User Experiences, Adaptive UI.

• AI SDK by Vercel - SDK for creating Gen UI applications.
• Coframe - Automatically optimizes your website’s copy, images, and UI with AI.
• Horizon UI - A shadcn boilerplate with backed in Gen UI AI components.
• Magic Patterns - Prototype product ideas with AI.
• Tempo - Code-first Figma alternative.
• v0 by Vercel - Generate UI from a prompt, all of the UI is streamed and runs as client side components.

Location services.

• AirPinpoint - API for Apple AirTags tracking.
• Mapbox - Maps and locations products for devs.
• OpenCage - Forward and reverse geocoding API based on open data.
• PlaceKit - Locations search API.
• Radar - Geofencing and geo APIs.
• SmartyStreets - US Reverse Geocoding and Address Verification APIs.

Products that extend your IDE and help development.

• GoCodeo - An AI coding & testing agent.
• Kite - AI assistant in your IDE (Python or JS).
• MarsCode - AI-powered cloud-based IDE.
• OneCompiler - A versatile, AI-powered Online IDE supporting over 70+ programming languages, designed for developers to write, compile, and execute code seamlessly.

Declare your infrastructure and reproducibly provision cloud infrastructure from it.

• Pulumi - Developer-first IaC with Python, TypeScript, Go and more languages...
• Terraform - DSL, open-source, and free (paid solution adds team management, policy-as-code...).
• Terrateam - GitOps-first open-source Infrastructure as Code automation for Terraform, OpenTofu, Terragrunt, CDKTF, and Pulumi.

Integration management systems or products that ease integration development.

• Apideck - Integration marketplace builder, one-API with 3rd parties for quick development.
• Metorial - Connect AI agents to 600+ integrations with a single interface. OAuth, scaling, and monitoring included.
• Nango - Hundreds of pre-built product integrations with 250+ APIs, customizable in code.
• Panora - Easy, flexible API to add customer-facing integrations to your SaaS product.
• Revert - Open-source unified API to build B2B product integrations.
• Sequin - Interface with third-party services using SQL.
• Vessel - Developer-first, native integration platform for GTM tools.
• YepCode - Build and run serverless functions with the best development experience.

Translating your product (also denoted i18n).

• Lingo.dev - AI localization infrastructure.
• Localazy - App translation built for developers.
• Locize - The translation management system created by the creators of i18next. Work with writers in dev/stage env before hitting prod.
• Tolgee - Developer & translator friendly web-based localization platform.

Sending emails as a service.

• Anymail finder - Verify and find email APIs.
• FormSpree - Receive form submissions by email.
• Heybounce - Email verification API.
• Hunter.io - Email lead and validation APIs.
• Imitate Email - End-to-end email testing tool.
• Lob - Email and address verification.
• Loops - REST API to manage contact properties, send events and transactional emails.
• Mailgun - Send, track, and receive emails.
• Resend - Email API to build, test, and deliver transactional emails.
• Sendgrid - Email API.
• Zyntra – Unlimited e-mail inboxes with API/UI access for automation and QA.

Media APIs (optimization, CDN).

• APITemplate.io - APIs to generate images and PDFs from reusable templates.
• Bytescale - File storage and processing APIs.
• Cloudinary - Optimize, create, manage, and deliver images and videos.
• Dyte - Build powerful live experiences in your product with an all-in-one Video SDK.
• Flatfile - Programmatically import data from files so it's API-ready.
• ImageKit - Automate image optimization, transformation, and delivery.
• imgix - Transforms, optimizes, and cache images.
• Mux - APIs to upload, manage, and stream video.
• Pintura - A fully configurable JavaScript image editor SDK.

Messaging APIs - SMS, notifications, chats, and VoIP.

• Ably - Pub/sub, real-time messaging, notifications, chat, multiplayer and data synchronization.
• Applozic - Chat SDKs, real-time messaging.
• Knock - Notifications as a service.
• MagicBell - Real-time notification system with API & UI components.
• Novu - Open-source notification (Email, SMS, Direct, and Push) management.
• Pingram - Messaging APIs for email, SMS, voice, and WhatsApp with managed A2P 10DLC.
• Stream - Feed and chat as a service.
• Twilio - SMS, push notifications, and VoIP APIs.
• Vonage - Video, SMS, chat, and voice APIs.

Different products that probably don't have a category.

• Actyx - Developer-first factory building.
• daily.dev - Personalized developer news feed aggregating from 1000+ tech sources with community discussion.
• Docusign - APIs for eSignature, and Intelligent Agreement Management.
• Fernand - API-first customer support for indie hackers and small SaaS teams.
• Frigade - SDK for shipping an in-product AI assistant that learns your app and takes actions on the user's behalf (open modals, navigate, walk through workflows).
• Interval - SDK to build internal tools and scripts for your product.
• ngrok - Generate public URLs for internal servers (behind NAT/firewall).
• Nylas - APIs for productivity workflows (email, calendar, contacts...) - like plaid for productivity.
• Plain - API-first customer service platform (support, feedback, rating widgets...).
• Propexo - Unified API to integrate with property management systems.
• SignatureAPI - API-first electronic signatures.
• Trophy - APIs for gamified product experiences.

Monitoring your production application.

• Airbrake - Error monitoring in production.
• Anteon - Kubernetes monitoring and performance testing — available on CLI, self-hosted, and cloud.
• Better Stack - Uptime monitoring, incident management, and status pages.
• Future AGI - Open-source self-hostable end-to-end LLMOps platform unifying tracing, evals, simulations, datasets, gateway, and guardrails.
• Helicone AI - LLM observabilty and monitoring for your LLM apps in production.
• Highlight.io - Full-stack monitoring platform.
• Instatus - Uptime monitoring, incident response, and status pages.
• KeenIO - Event streaming platform.
• Laminar - Open-source platform for tracing, evaluating, and labeling LLM products.
• Langfuse - Open-source LLM observability platform that helps teams collaboratively debug, analyze, and iterate on their LLM applications.
• LogRocket - Replay bugs users had.
• Maxim AI - End-to-end evaluation and observability platform, helping teams ship their AI agents reliably and 5x faster.
• Middleware - Full-stack observability platform with APM, distributed tracing, logs and infra metrics in one place.
• Oh Dear - Uptime, performance, SSL certificate, broken link, and DNS monitoring.
• Pinecone - AI infrastructure for building accurate, secure, and scalable AI apps.
• Opik - Evaluate, test, and ship LLM applications across your dev and production lifecycles.
• Pagerly - Manage Oncalls, Tickets, Incidents in Slack.
• Quivr - Open-source RAG framework to deploy and use AI agents.
• Respan - Full-stack AI engineering platform to trace agent workflows in production, evaluate output quality with custom graders, iterate on prompts without code changes, and route across 250+ models through one gateway. Formerly Keywords AI.
• Rollbar - Reports errors in production.
• Sentry - Application monitoring for bugs and performance.

Interactions with natural language.

• DialogFlow - Voice/text chatbot framework by Google.

Orchestration tools for (micro) services.

• AWS Step Functions - Visual workflow service to build distributed applications and automate processes
• Camunda - Workflow engine that delivers scalable, on-demand process automation.

Handling payments, credit card processing, and invoices.

• Braintree - Paypal's take on API-first payments.
• Increase - Bare-metal banking APIs.
• LemonSqueezy - SaaS payments - covers more countries and takes care of VAT Tax.
• OpenMeter - Open-source usage metering for billing and chargeback.
• Paddle - Revenue delivery platform for SaaS with broad geographical support (unlike Stripe at the moment).
• Plaid - Accept, send ACH (bank transfers), and get bank information.
• Stigg - API-first pricing plans.
• Stripe Payments - Accept payments and move money globally with APIs.

Repository and artifacts management.

• Artifactory - Create your own package repository.
• Buildstash - Binary artifact and release management for app, game, and embedded software.
• Cloudsmith - Cloud-native private package management.

Generating reports, mainly PDFs.

• Carbone - JSON into PDF, DOCX, XLSX, PPTX, ODS... API.
• DocRaptor - HTML to PDF API built specifically for Paged Media using the Prince PDF library.
• Export SDK - PDF generator API with visual template editor.
• Image-Charts - Chart as Image API for reports, PDFs, and more.
• PDFBlade - HTML to PDF API usage-based pricing.
• PDFShift - HTML/Url to PDF conversion API.

Fetching data from websites not via an intended API.

• Apify - Turn websites to an API.
• browserless - Browser automation deployed to the cloud.
• Corsfix - CORS Proxy to fetch any web resource and bypass CORS errors.
• Crawlbase - Scrape hard-to-scrape websites with proxies.
• Geonode - Rotating residential and datacenter proxies with REST API access.
• Proxy Sentinel - A self-managed proxy rotator.
• ScrapingANT - Scrape with headless chrome.
• ScrapingBee - Using headless browsers and proxies to scrape without being blocked.
• SearchApi - Real-time Google SERP API.
• SerpApi - Real-time search engine scraping API.
• WebScrapingHQ - Webscraping API and fully managed service.
• ZenRows - Web scraping API with built-in proxies and rotating IPs to avoid detection.

Index and search your content as a service API.

• Agentset - Open-source production-ready RAG platform with built-in agentic reasoning, hybrid search, and multimodal support.
• Algolia - Search as a service and full suite of search APIs.
• Cognee - AI Memory layer for agents. Knowledge graph + vector search for contextual retrieval and reasoning.
• Meilisearch - Open-source, fast, and relevant search engine.
• Swiftype - Search as a service (crawlers and React ready).
• Typesense Cloud - Open-source and hosted search as a Service.
• Websolr - Open-source and hosted search with Solr.

Products that secure your codebase.

• Bearer - Static application security testing (SAST) tool for JavaScript and Ruby stacks.
• GitGuardian - Real-time GitHub activity scanner.
• Infisical - Open-source, end-to-end encrypted secrets manager.
• Pixee - Automated vulnerability remediation. Fixes vulnerabilities and hardens code.
• Snyk - Vulnerability scanner for code, dependencies, containers, and infrastructure as code.
• Socket - Detect and block open-source supply chain attacks.

Creating and handling the shipment of goods.

• EasyPost - Shipping APIs for e-commerce.

Testing tools.

• Applitools - Automated visual testing.
• Beeceptor - No-code, cloud-based platform for mocking and debugging multi-protocol APIs (REST, SOAP, gRPC & GraphQL), providing instant servers with rules-based logic, CRUD & stateful mocking, proxying, and CORS management for faster integration and testing.
• BitDive - Zero-code integration testing for Java/Kotlin that generates tests from runtime application behavior.
• Blackfire.io - Performance testing.
• Chromatic - Visual UI testing for storybook.
• CodSpeed - Continuous Performance Testing in CI environments.
• Coval - Simulation and evals for AI agents.
• Fiberplane - Test and debug Hono APIs.
• Loadmill - Generate tests from user behavior.
• Octomind - Auto-generated, run, and maintained Playwright UI tests with AI-assisted test case discovery.
• Percy - Continuous visual testing.
• Sherlo - Visual regression testing for React Native, with a Storybook integration.
• Synth - Automated AI agent optimization.
• Testim - Frontend testing.