Automatically generated from the data files in /data/.
| Name | Description | Type | Learn | Tags | Popularity |
|---|---|---|---|---|---|
| OpenRouter | Unified API gateway for many frontier and open models with routing and pricing controls. | Freemium | Docs | AI, LLM, router | Indie favorite |
| Hugging Face Inference API | Hosted inference for thousands of models across NLP, vision, and audio. | Freemium | Docs | AI, Open Source, inference | Largest community |
| Replicate | Run open-source models in the cloud with simple APIs and deployments. | Paid | Docs | models, images, video | Creator ecosystem |
| Ollama | Run and manage LLMs locally with one-line model pulls. | Free | Docs | local, privacy, LLM | Local dev |
| Mistral API | High-performance open-weight and commercial LLMs with competitive pricing. | Freemium | Docs | LLM, text-generation | EU favorite |
| Gemini API | Google's multimodal models for text, image, and tooling. | Freemium | Docs | multimodal, text, vision | Google scale |
| Together AI | Inference and fine-tuning platform for open models with competitive throughput. | Paid | Docs | LLM, inference, finetune | Production ready |
| Groq API | Ultra-low-latency LPU inference for Llama and Mixtral models. | Freemium | Docs | latency, LLM | Blazing fast |
| Fireworks AI | High-throughput inference and fine-tuning for open-source models. | Paid | Docs | inference, LLM | Startup scale |
| LM Studio (local) | Desktop app to run, compare, and serve local LLMs. | Free | Docs | local, desktop | User friendly |
| GPT4All (local) | Open-source local LLM ecosystem with desktop apps and SDKs. | Open Source | Docs | local, open source | Privacy focused |
| KoboldCpp | Fast CPU/GPU backend for running LLMs locally with UI integrations. | Open Source | Docs | local, cpp, open source | Active OSS |
| LMQL | Query language for LLMs enabling constrained and structured generation. | Open Source | Docs | programming, LLM | Niche powerful |
| Text Generation Web UI | Popular web UI for running and chatting with local text-generation models. | Open Source | Docs | local, UI, open source | Large community |
| Perplexity API | Answer engine API combining retrieval with strong model responses. | Paid | Docs | RAG, search | Emerging API |
| Google Colab | Hosted Jupyter notebooks with free GPUs for ML. | Free | Docs | notebooks, gpu, ml | Widely used |
| Claude | AI assistant for chat and reasoning, hosted by Anthropic. | Freemium | Docs | AI, assistant, chat | Widely used |
| ChatGPT | Conversational AI by OpenAI, useful for general-purpose chat, QA, and integration. | Freemium | Docs | AI, chat, LLM | Mainstream |
| AutoGPT | Open-source autonomous agent framework that orchestrates LLMs to perform multi-step tasks. | Open Source | Docs | agent, LLM, automation | Well-known in agent community |
| AutoGen (Microsoft) | Multi-agent orchestration framework from Microsoft for building LLM-powered workflows and applications. | Open Source | Docs | agent, orchestration, LLM | Emerging enterprise interest |
| LangChain | Framework for building applications with LLMs by chaining prompts, agents, and memory together. | Open Source | Docs | framework, LLM, agents | Very high |
| LlamaIndex (formerly GPT-Index) | Indexing and data-connector library to connect LLMs to external data sources for retrieval-augmented generation. | Open Source | Docs | RAG, indexing, LLM | High among RAG builders |
| VLLM | High-performance LLM inference engine for faster CPU/GPU batched inference. | Open Source | Docs | inference, LLM, performance | Popular for inference optimization |
| GooseAI | Managed service and model host providing access to various foundation models and inference endpoints. | Freemium | Docs | inference, models, host | Niche / growing |
| Langflow | Visual builder for LLM chains and flows — drag-and-drop interface for LangChain-compatible components. | Open Source | Docs | visual, workflow, LLM | Indie favorite |
| Letta | Conversational AI framework designed to build chat experiences and conversational agents. | Open Source | Docs | conversational, AI, framework | Emerging |
| Apidog | API testing platform (with AI-assisted features) for designing, testing, and documenting APIs. | Freemium | Docs | API, testing, automation | Indie dev favorite |
| Qodo | AI assistant focused on code completion, refactorings and code understanding (developer-facing). | Freemium | Docs | AI, code, assistant | Emerging |
| DeepSeek | AI-powered semantic search and reasoning product that enables building powerful search experiences. | Freemium | Docs | semantic search, AI, retrieval | Niche |
| Google Gemini | Google’s family of large multimodal models and APIs for chat, images, and coding assistance. | Freemium | Docs | multimodal, Google, LLM | Mainstream |
| NotebookLM | Google’s research assistant that helps you ask questions and get answers from documents and notes. | Freemium | Docs | research, notebook, LLM | Google product audience |
| Name | Description | Type | Learn | Tags | Popularity |
|---|---|---|---|---|---|
| VibeCode | AI-powered app builder that creates native apps in seconds. | Freemium | Docs | ai, mobile, native | New but promising |
| Rork | AI coding assistant and development platform. | Freemium | Docs | ai, coding, assistant | Emerging |
| Lovable.dev | AI full‑stack builder that iterates on your repo. | Freemium | Docs | ai, full-stack | Growing among indie hackers |
| Dyad.sh | Pair programming with AI agents on your codebase. | Freemium | Docs | pair-programming, ai | New but promising |
| Cursor | AI-native code editor built on VS Code. | Freemium | Docs | editor, ai | Widely used by AI builders |
| Bolt | AI code builder that scaffolds full-stack apps from prompts. | Freemium | Docs | ai, codegen | Used for rapid prototyping |
| Replit | In-browser IDE and deployments with AI features. | Freemium | Docs | ide, hosting | Large student and indie base |
| GitHub Codespaces | Cloud dev environments powered by VS Code. | Paid | Docs | cloud, ide | Enterprise friendly |
| StackBlitz | Instant web IDE running in the browser. | Free | Docs | ide, web | Great for web demos |
| CodeSandbox | Cloud development for frontends and containers. | Freemium | Docs | ide, cloud | Popular for sandboxes |
| OpenCode.ai | AI-powered coding assistant and development platform. | Freemium | Docs | ai, coding, assistant | Emerging |
| Qodo | AI assistant aimed at helping with code generation and developer workflows. | Freemium | Docs | AI, code, assistant | Emerging |
| Warp AI | Terminal integrated AI agent that helps you generate commands, explain errors, and automate workflows by typing natural language in your shell. | Freemium | Docs | terminal, AI, CLI, agent | Growing in CLI dev community |
| Qwen Code CLI | Open-source command-line AI workflow tool adapted from Gemini CLI, optimized for Qwen3-Coder models, for code editing, automation, and agentic tasks. | Open Source / Freemium | [Docs](https://qwenlm.github.io/qwen-code-docs/zh/ or GitHub README) | AI, CLI, coding, agent | Emerging but rapidly adopted |
| Name | Description | Type | Learn | Tags | Popularity |
|---|---|---|---|---|---|
| VS Code | Extensible code editor with rich ecosystem. | Free | Docs | editor, ide | Industry standard |
| Vercel AI SDK | AI SDK for building AI-powered applications. | Open Source | Docs | ai, sdk | Growing adoption |
| Cloudflare AI SDK | AI SDK for Cloudflare Workers and Pages. | Freemium | Docs | ai, edge | Edge-first AI |
| OpenAI SDK | Official SDK for OpenAI APIs. | Paid | Docs | ai, openai | Most common |
| Supabase | Open-source backend: Postgres, auth, storage, edge. | Freemium | Docs | database, auth, storage | Very popular |
| Neon | Serverless Postgres with branching. | Freemium | Docs | postgres, serverless | Loved for DX |
| Clerk | Full-stack auth and user management. | Freemium | Docs | auth, users | Common in Next.js apps |
| Convex | Serverless database and reactive backend. | Freemium | Docs | database, serverless | Rising |
| UploadThing | Simple file uploads for web apps. | Freemium | Docs | uploads, storage | Common in Next.js |
| EdgeStore | Edge-first file storage layer. | Freemium | Docs | storage, edge | New but useful |
| Prisma | Type-safe ORM for Node.js and TypeScript. | Open Source | Docs | orm, typescript | De facto standard |
| Drizzle ORM | Lightweight TypeScript-first SQL ORM. | Open Source | Docs | orm, sql | Rapidly growing |
| GitHub | Version control and collaboration platform. | Freemium | Docs | git, collaboration | Industry standard |
| GitLab | DevOps platform with Git repository management. | Freemium | Docs | git, devops | Enterprise alternative |
| Docker | Containerization platform for applications. | Freemium | Docs | containers, devops | Standard for deployment |
| Pinggy | Instant public URLs & tunnels to localhost, useful for sharing dev previews. | Free / Freemium | Docs | tunnel, preview, devtool | Smaller niche |
| Snippet Generator | Tool to quickly craft and style code snippets for sharing or blog posts. | Free | Docs | snippet, developer, visual | Indie |
| Ray.so | Create beautiful images of your code snippets for sharing on social or docs. | Free | Docs | visual, code, share | Popular for dev social posts |
| Carbon | Design tool to create beautiful images of source code for sharing. | Free | Docs | code, visual, design | Very popular |
| shadcn / AI Elements | React UI components designed for conversational AI interfaces (streaming, tool calls, reasoning) built with shadcn/ui and Vercel AI SDK. | Open Source | Docs | UI, React, AI, chat | Popular in AI+React devs |
| Turborepo (Turbo Cache) | Monorepo build system and remote caching to speed up JS/TS builds and CI. | Freemium | Docs | monorepo, build, cache | Popular |
| Docker | Container platform to build, ship, and run distributed applications in containers. | Freemium | Docs | containers, devops, docker | Very high |
| FileZilla | Open-source FTP client for transferring files between machines and servers. | Free | Docs | ftp, file transfer | Long-established |
| FreeFileSync | Folder comparison and synchronization software for backups. | Free | Docs | sync, backup, files | Useful for backups |
| Laragon | Fast local development environment for Windows (Apache, MySQL, PHP combos). | Free | Docs | local dev, stack, windows | Popular with Windows devs |
| PuTTY | SSH and telnet client for Windows (terminal emulator). | Free | Docs | ssh, terminal | Classic |
| WinSCP | SFTP and FTP client for Windows with file manager UI and scripting support. | Free | Docs | sftp, ftp, file transfer | Widely used |
| XAMPP | Local PHP/MySQL/Apache development environment for quickly running web apps locally. | Free | Docs | local dev, php, apache | Common in PHP devs |
| Name | Description | Type | Learn | Tags | Popularity |
|---|---|---|---|---|---|
| FlutterFlow | Visual builder for Flutter apps with Firebase integration. | Paid | Docs | flutter, mobile | Popular for MVPs |
| Appsmith | Open-source low-code platform for internal tools. | Open Source | Docs | internal-tools, dashboard | Active OSS |
| DronaHQ | Low-code platform for enterprise internal apps. | Paid | Docs | internal-tools, enterprise | Enterprise focused |
| ToolJet | Open-source low-code platform for building apps. | Open Source | Docs | internal-tools, open source | Strong OSS |
| Baserow | Open-source Airtable alternative and database. | Open Source | Docs | database, nocode | Growing |
| Retool | Build internal tools fast with components and data connectors. | Paid | Docs | internal-tools, dashboard | Industry standard |
| Budibase | Open-source platform for internal tools. | Open Source | Docs | internal-tools, open source | Good OSS momentum |
| Bravo Studio | Design-to-app builder from Figma to mobile. | Freemium | Docs | figma, mobile | Niche for designers |
| Glide | Create apps and portals from spreadsheets. | Freemium | Docs | nocode, sheets | SMB friendly |
| AppGyver | No-code platform for professional apps. | Freemium | Docs | nocode, mobile | Established |
| MIT App Inventor | Blocks-based app creator for Android. | Free | Docs | education, android | Great for learning |
| WeWeb | No-code web app builder with front-end focus. | Paid | Docs | nocode, frontend | Used for production sites |
| NoCodeAPI | Connect third-party APIs without backend code. | Freemium | Docs | api, nocode | Good for MVPs |
| Builder.io | Visual CMS and headless page builder. | Freemium | Docs | cms, visual | Adopted in JAMstack |
| Name | Description | Type | Learn | Tags | Popularity |
|---|---|---|---|---|---|
| Pika Labs | AI video generation from prompts. | Freemium | Docs | video, ai | Popular for short clips |
| Runway ML | Creative AI suite for video, image, and motion. | Paid | Docs | video, image | Used by creators |
| Kaiber | AI video generation and stylization. | Freemium | Docs | video, style | Strong social presence |
| Veo | High-quality AI video model previews. | Free | Docs | video, ai | Research grade |
| Nano Banana | AI image generation tool. | Free | Docs | image, ai | Emerging |
| Lumen5 | Turn blogs into social videos. | Freemium | Docs | video, marketing | SMB friendly |
| Kap | Open-source screen recorder for macOS. | Open Source | Docs | screen, recorder | Popular OSS tool |
| OBS Studio | Open-source streaming and recording. | Open Source | Docs | stream, record | Industry standard |
| Screenity | Chrome extension for screen recording. | Free | Docs | screen, extension | Easy for quick demos |
| Loom | Async video messaging with free plan. | Freemium | Docs | video, async | Very common in teams |
| Descript | AI video editor with transcript editing. | Freemium | Docs | edit, ai | Popular with podcasters |
| Scribe | Auto-generate step-by-step guides from screen recordings. | Freemium | Docs | docs, how-to | Handy for onboarding |
| Canva | Online design suite with rich templates. | Freemium | Docs | design, templates | Mass adoption |
| Figma | Collaborative interface design. | Freemium | Docs | design, ui | Industry standard |
| Penpot | Open-source design and prototyping. | Open Source | Docs | design, open source | Loved by OSS |
| Excalidraw | Hand-drawn style diagrams and sketches. | Open Source | Docs | diagram, whiteboard | Common for docs |
| Screenpal | Screen recording and quick video editing. | Freemium | Docs | screen, edit | Accessible |
| LottieFiles | Marketplace & editor for JSON animations (Lottie format). | Freemium | Docs | animation, Lottie, designer tool | Popular among designers |
| Haikei | Generative SVG and abstract background generator for designers. | Freemium | Docs | svg, backgrounds, design | Popular for quick assets |
| Iconshock Free Bundle | Collection of icons available for download (free bundles available). | Freemium | Docs | icons, assets, design | Classic icon resource |
| OpenPeeps | Open-source hand-drawn illustration library of characters for projects and mockups. | Free | Docs | illustrations, design, open-source | Popular for mockups |
| Fontshare | Free fonts library with high-quality typefaces for designers and devs. | Free | Docs | fonts, typography, design | Well-known in design community |
| Name | Description | Type | Learn | Tags | Popularity |
|---|---|---|---|---|---|
| React | Declarative UI library for building components. | Open Source | Docs | ui, library | Dominant in web |
| Vite | Fast dev server and build tool. | Open Source | Docs | bundler, dev | Standard for modern apps |
| Next.js | React framework with routing, SSR/SSG, and edge. | Open Source | Docs | react, ssr | Very popular |
| Svelte | Compile-time framework for minimal runtime. | Open Source | Docs | components | Loved for DX |
| Vue | Progressive framework for building UIs. | Open Source | Docs | ui, spa | Huge community |
| Astro | Content-focused web framework with islands architecture. | Open Source | Docs | static, content | Rising fast |
| Remix | Full stack web framework focusing on web fundamentals. | Open Source | Docs | routing, forms | Used in production |
| Qwik | Resumable framework for instant loading. | Open Source | Docs | performance, islands | Innovative |
| SolidJS | Fine-grained reactivity for performant UIs. | Open Source | Docs | reactivity, ui | Niche but fast |
| Name | Description | Type | Learn | Tags | Popularity |
|---|---|---|---|---|---|
| Supabase | Open-source backend: Postgres, auth, storage, functions. | Freemium | Docs | postgres, auth, storage | Very popular |
| Firebase | Google's backend platform: auth, Firestore, hosting. | Freemium | Docs | auth, realtime, hosting | Mainstream |
| PocketBase | Single-binary backend with auth and realtime DB. | Open Source | Docs | backend, prototype | Indie favorite |
| Neon | Serverless Postgres with branching and autoscale. | Freemium | Docs | postgres, serverless | Growing fast |
| PlanetScale | MySQL at scale with branching. | Freemium | Docs | mysql, serverless | Popular for web apps |
| Turso | Serverless SQLite at the edge. | Freemium | Docs | sqlite, edge | Loved for latency |
| Nhost | Postgres + GraphQL backend with auth and storage. | Freemium | Docs | graphql, postgres | Solid Hasura alternative |
| Appwrite | Self-hosted backend platform with SDKs. | Open Source | Docs | self-hosted, backend | Active OSS |
| Convex | Stateful backend and database for realtime apps. | Freemium | Docs | realtime, database | Rising |
| Directus | Instant REST/GraphQL over your SQL database. | Open Source | Docs | headless, cms | Widely adopted |
| Hasura | Auto GraphQL over Postgres with permissions. | Open Source | Docs | graphql, postgres | Production proven |
| Prisma | Type-safe ORM for Node.js and TypeScript. | Open Source | Docs | orm, typescript | De facto standard |
| Drizzle ORM | Lightweight TypeScript-first SQL ORM. | Open Source | Docs | orm, sql | Rapidly growing |
| Redis | In-memory data structure store. | Open Source | Docs | cache, queue | Ubiquitous |
| Upstash | Serverless Redis and Kafka. | Freemium | Docs | redis, kafka, serverless | Great for edge |
| PostgreSQL | Advanced open-source relational database. | Open Source | Docs | sql, database | Industry standard |
| Name | Description | Type | Learn | Tags | Popularity |
|---|---|---|---|---|---|
| Vercel | Frontend cloud platform with edge functions. | Freemium | Docs | frontend, edge | Very popular for Next.js |
| Netlify | JAMstack hosting with forms and functions. | Freemium | Docs | jamstack, static | Popular for static sites |
| Railway.app | Instant deployments for databases and services. | Freemium | Docs | hosting, db | Indie friendly |
| Render | Cloud for apps and databases with simple pricing. | Freemium | Docs | hosting | Common Heroku alternative |
| Fly.io | Run full-stack apps close to users. | Freemium | Docs | hosting, edge | Great DX |
| Cloudflare Workers | Global serverless runtime at the edge. | Freemium | Docs | serverless, edge | Massive network |
| AWS Amplify | Full-stack hosting with auth and storage. | Paid | Docs | aws, full-stack | Enterprise scale |
| DigitalOcean App Platform | Simple app deployment and scaling. | Paid | Docs | hosting, scaling | Developer friendly |
| Heroku | Platform as a service for web apps. | Paid | Docs | paas, deployment | Classic PaaS |
| Supabase | Open-source backend: Postgres, auth, storage, edge. | Freemium | Docs | database, auth, storage | Very popular |
| GitHub Pages | Free static site hosting via GitHub repos. | Free | Docs | static site, git, hosting | Common among devs |
| Surge | Simple CLI-based static web publishing tool. | Freemium | Docs | static, CLI, hosting | Used by indie devs |
| Coolify | Self-hosted PaaS / web app deployment platform, similar to Heroku, Vercel, allowing you to deploy web services from Docker or Git. | Open Source / Self-hosted | Docs | deployment, self-hosted, PaaS | Used by smaller teams |
| Name | Description | Type | Learn | Tags | Popularity |
|---|---|---|---|---|---|
| n8n | Open-source workflow automation platform. | Open Source | Docs | workflow, open source | Growing OSS community |
| Zapier | Connect apps and automate workflows. | Freemium | Docs | workflow, integrations | Industry standard |
| Lindly | AI-powered workflow automation. | Freemium | Docs | ai, workflow | Emerging |
| OpenAI Agent Builder | Build AI agents with OpenAI's platform. | Paid | Docs | ai, agents | Cutting edge |
| Make (Integromat) | Visual workflow automation platform. | Freemium | Docs | workflow, visual | Popular alternative |
| Microsoft Power Automate | Automate business processes. | Freemium | Docs | microsoft, business | Enterprise focused |
| IFTTT | Simple automation for everyday tasks. | Freemium | Docs | simple, personal | Consumer friendly |
| Pipedream | Developer-first workflow automation. | Freemium | Docs | developer, api | Loved by devs |
| Bardeen | AI-powered browser automation. | Freemium | Docs | ai, browser | Growing |
| Hookdeck | Webhook ingestion & delivery platform for building reliable workflows. | Freemium | Docs | webhooks, automation, events | Up-and-coming |
| Pipedream | Serverless event & workflow automation across APIs, with code steps. | Freemium | Docs | automation, serverless, integration | Well-known |
| Hookdeck | Webhook ingestion and delivery platform that ensures reliable event handling and retries. | Freemium | Docs | webhooks, retries, events | Up-and-coming |
| Name | Description | Type | Learn | Tags | Popularity |
|---|---|---|---|---|---|
| Stripe | Payments, subscriptions, and billing APIs. | Paid | Docs | payments, billing | Industry standard |
| LemonSqueezy | Payments and licensing for digital products. | Paid | Docs | sales, subscriptions | Indie friendly |
| Paddle | All-in-one payments and tax for SaaS. | Paid | Docs | payments, tax | Strong in SaaS |
| Paystack | Payments for Africa with great DX. | Paid | Docs | africa, payments | Popular in Africa |
| Flutterwave | Pan-African payments and remittances. | Paid | Docs | payments, africa | Wide coverage |
| Coinbase Commerce | Accept crypto payments easily. | Freemium | Docs | crypto, payments | Trusted brand |
| SuperPay | One API for payments and payouts. | Paid | Docs | payments, api | New entrant |
| Gumroad | Sell digital products simply. | Paid | Docs | creator, sales | Creator favorite |
| Polar.sh | Sponsorships and payments for OSS. | Freemium | Docs | open source, funding | Growing in OSS |
| BuyMeACoffee | Donations and membership for creators. | Paid | Docs | donations, creator | Very common |
| Ko-fi | Support and shop for creators. | Freemium | Docs | donations, creator | Friendly fees |
| Selar | Sell digital products and courses in Africa. | Freemium | Docs | africa, digital-products | Popular in Africa |
| Name | Description | Type | Learn | Tags | Popularity |
|---|---|---|---|---|---|
| PostHog | Open-source product analytics with session replays. | Open Source | Docs | analytics, oss | Widely adopted |
| Plausible Analytics | Privacy-friendly, lightweight web analytics. | Paid | Docs | privacy, web | Popular in EU |
| Umami | Simple, open-source web analytics. | Open Source | Docs | privacy, oss | Great self-host option |
| Matomo | Open-source analytics alternative to GA. | Open Source | Docs | privacy, self-host | Used by gov and enterprises |
| Google Analytics (GA4) | Google's analytics platform for web and apps. | Free | Docs | web, mobile | Most common |
| Splitbee | Simple, beautiful analytics. | Freemium | Docs | web, product | Indie favorite |
| Hotjar | Heatmaps and recordings for UX research. | Freemium | Docs | ux, heatmap | Very popular |
| Mixpanel | Event-based analytics for products. | Freemium | Docs | product, events | Common in SaaS |
| LogSnag | Track product events and user activity. | Freemium | Docs | events, notifications | Indie friendly |
| Simple Analytics | No-cookie privacy-first analytics. | Paid | Docs | privacy, web | Transparent and EU-focused |
| Formbricks | Surveys & in-product feedback platform (self-hosted or cloud). | Open Source / Freemium | Docs | survey, feedback, UX | Growing in indie tools |
| Repohistory | GitHub repository analytics to track contributions & trends. | Free / Freemium | Docs | git, analytics, repo | Lesser known |
| Highlight.io | Session replay, error tracking, and logs combined in one SDK. | Freemium | Docs | monitoring, replay, errors | Growing |
| Sentry | Error tracking and crash reporting for front-end and back-end. | Freemium | Docs | errors, monitoring, alerts | Widely adopted |
| Vercel Analytics | Real-user metrics (TTFB, LCP, CLS) built into Vercel’s hosting. | Freemium | Docs | performance, frontend, metrics | Used by Vercel users |
| GoatCounter | Simple, privacy-friendly web analytics with a focus on ease-of-use and open-source deployability. | Freemium / Open Source | Docs | analytics, privacy, simple | Popular for small sites |
| Name | Description | Type | Learn | Tags | Popularity |
|---|---|---|---|---|---|
| Zoho Mail | Business email with a free plan (up to 5 users). | Freemium | Docs | email, business | Good for small teams |
| Resend | Developer-first email API with great DX. | Freemium | Docs | email, api | Popular with Next.js |
| Postmark | Reliable transactional email service. | Paid | Docs | email, transactional | Loved for deliverability |
| Brevo | Marketing emails and transactional service. | Freemium | Docs | email, marketing | Good free plan |
| Mailgun | Email sending and validation APIs. | Freemium | Docs | email, api | Developer favorite |
| MailerSend | Transactional email and templates. | Freemium | Docs | email, transactional | Great DX |
| EmailJS | Send emails directly from client-side apps. | Freemium | Docs | email, client | Good for prototypes |
| Courier | Unified notifications for email, SMS, and push. | Freemium | Docs | notifications, api | Flexible routing |
| Twilio SendGrid | Email API and marketing tools. | Freemium | Docs | email, api | Common choice |
| Buttondown | Minimalist newsletter platform. | Paid | Docs | newsletter | Beloved by indie writers |
| Beehiiv | Newsletter platform with growth features. | Freemium | Docs | newsletter, growth | Growing fast |
| ConvertKit | Email marketing for creators. | Paid | Docs | email, marketing | Creator favorite |
| Elastic Email | Email API with competitive pricing. | Paid | Docs | email, api | Budget friendly |
| Ethereal Email | Fake SMTP service for testing. | Free | Docs | testing, smtp | Great for dev |
| Mailersend | Email API & SMTP service with templates and analytics. | Freemium | Docs | email, API, SMTP | Used by devs |
| SimpleLogin | Create email aliases for privacy and anti-spam. | Freemium | Docs | privacy, email alias, security | Popular in privacy tools |
| Crisp Chat | Live chat widget & shared inbox for customer support. | Freemium | Docs | chat, support, widget | Widely used in startups |
| Name | Description | Type | Learn | Tags | Popularity |
|---|---|---|---|---|---|
| Auth.js | Authentication for Next.js and the Web. | Open Source | Docs | auth, nextjs | Common in Next.js |
| Clerk | User management and authentication. | Freemium | Docs | auth, users | Popular for SaaS |
| Stytch | Passwordless authentication APIs. | Freemium | Docs | auth, passwordless | Modern auth |
| Supabase Auth | Auth with Postgres row-level security. | Freemium | Docs | auth, postgres | Very popular |
| Keycloak | Open-source identity and access management. | Open Source | Docs | iam, sso | Enterprise OSS |
| Authentik | Open-source SSO and identity provider. | Open Source | Docs | sso, iam | Rising OSS |
| SimpleLogin | Email aliasing for privacy. | Freemium | Docs | email, privacy | Great for builders |
| Proton Mail | End-to-end encrypted email. | Freemium | Docs | email, encrypted | Trusted brand |
| Proton VPN | Secure VPN with no-logs policy. | Freemium | Docs | vpn, privacy | Common free tier |
| 1Password | Password manager for individuals and teams. | Paid | Docs | passwords, security | Industry leader |
| Bitwarden | Open-source password manager. | Freemium | Docs | passwords, open source | Loved by devs |
| HashiCorp Vault | Secrets management and encryption. | Open Source | Docs | secrets, keys | Enterprise standard |
| Socket.dev | Supply chain security for open-source dependencies. | Freemium | Docs | supply chain, security, open source | Rising adoption |
| Auth0 | Authentication & authorization platform (OAuth, SSO, JWT). | Freemium | Docs | auth, security, login | Widely used |
| Cloudflare | CDN and web security platform providing DDoS protection, DNS, and edge services. | Freemium | Docs | CDN, security, DNS | Very popular |
| ClouDNS | DNS management provider offering DNS, DDoS protection and domain services. | Freemium | Docs | dns, management, security | Niche |
| Name | Description | Type | Learn | Tags | Popularity |
|---|---|---|---|---|---|
| Linear | Fast issue tracking and project management. | Paid | Docs | issues, projects | Loved by dev teams |
| ClickUp | All-in-one productivity platform. | Freemium | Docs | tasks, docs | Broad adoption |
| Trello | Kanban boards for tasks. | Freemium | Docs | kanban, tasks | Mainstream |
| Notion | Docs, tasks, and databases in one workspace. | Freemium | Docs | docs, notes | Huge community |
| Tana | Networked note-taking and tasking. | Paid | Docs | notes, graph | Power user tool |
| Height | Project management with automation. | Freemium | Docs | tasks, automation | Growing |
| Jira | Software project tracking by Atlassian. | Paid | Docs | issues, scrum | Enterprise staple |
| Taiga | Open-source agile project management. | Open Source | Docs | agile, kanban | OSS alternative |
| Focalboard | Open-source Trello alternative. | Open Source | Docs | kanban, tasks | Good self-host |
| Todoist | Personal and team task management. | Freemium | Docs | tasks, personal | Very popular |
| Anytype | Local-first knowledge base. | Free | Docs | notes, local-first | Privacy-focused |
| AppFlowy | Open-source Notion alternative. | Open Source | Docs | notes, open source | Active OSS |
| Obsidian | Knowledge base on local Markdown files. | Freemium | Docs | notes, markdown | Huge community |
| Logseq | Open-source outliner and knowledge graph. | Open Source | Docs | notes, graph | Loved by researchers |
| Reclaim | Smart calendar assistant that optimizes your schedule for focus time and priorities. | Freemium | Docs | calendar, productivity, scheduling | Popular with productivity-minded teams |
| Granola | AI-first productivity assistant that helps manage tasks, notes, and focus (tool for indie makers). | Freemium | Docs | AI, productivity, tasks | Emerging |
| Name | Description | Type | Learn | Tags | Popularity |
|---|---|---|---|---|---|
| Product Hunt | Launch and discover new products. | Free | Docs | launch, community | High visibility |
| Peerlist | Professional network for tech folks. | Free | Docs | network, profiles | Rising |
| Hacker News (Show HN) | Share projects to the HN community. | Free | Docs | launch, news | Influential |
| Communities like r/SideProject and r/Entrepreneur. | Free | Docs | community, feedback | Huge reach | |
| Indie Hackers | Community for indie founders. | Free | Docs | community, founders | Active |
| Microlaunch | Platform for launching micro-products. | Free | Docs | launch, micro | Niche |
| Build in Public | Community around sharing work publicly. | Free | Docs | twitter, community | Hashtag-driven |
| Makerlog | Community for daily maker progress. | Free | Docs | habits, community | Niche but engaged |
| Launchpedia | Find launch platforms and strategies. | Free | Docs | directory, launch | Helpful directory |
| YC Startup School | Free resources and community for founders. | Free | Docs | yc, education | Trusted |
| Dev.to | Developer articles and community. | Free | Docs | blog, dev | Large dev audience |
| Hashnode | Developer blogging platform. | Free | Docs | blog, dev | Active |
| Twitter (X) | Social network for builders and tech. | Free | Docs | social, network | Massive reach |
| Name | Description | Type | Learn | Tags | Popularity |
|---|---|---|---|---|---|
| Medium | Publishing platform for technical articles and stories. | Freemium | Docs | writing, blog | Very popular |
| LinkedIn Articles | Publish professional articles on LinkedIn. | Free | Docs | professional, network | Professional audience |
| Quora | Ask and answer platform with article-style posts. | Free | Docs | q&a, knowledge | High traffic |
| Community platform with long-form posts and AMAs. | Free | Docs | community, discussion | Massive reach | |
| Hashnode | Developer-focused blogging platform. | Free | Docs | dev, blog | Developer audience |
| Dev.to | Developer community for publishing articles. | Free | Docs | dev, articles | Large dev community |
| arXiv | Open-access archive for scholarly articles. | Free | Docs | research, papers | Academic standard |
| ResearchGate | Network for researchers to share papers. | Free | Docs | research, network | Academic network |
| Research Square | Platform for early sharing of research papers. | Free | Docs | preprint, research | Growing academic use |
| Name | Description | Type | Learn | Tags | Popularity |
|---|---|---|---|---|---|
| freeCodeCamp | Free coding lessons and certificates. | Free | Docs | web, learn | Massive community |
| Buildspace | Project-based learning with community. | Free | Docs | ai, web | Very active |
| Scrimba | Interactive coding screencasts. | Freemium | Docs | frontend, interactive | Great for beginners |
| Frontend Mentor | Real-world frontend challenges. | Freemium | Docs | frontend, practice | Popular practice site |
| Egghead | Concise courses for developers. | Paid | Docs | js, react | High quality |
| Learn Prompting | Open-source prompt engineering course. | Free | Docs | ai, prompting | Community maintained |
| OpenAI Learn | Guides for building with AI APIs. | Free | Docs | ai, guides | Authoritative |
| Hugging Face Learn | Learn transformers, diffusers, and more. | Free | Docs | ai, transformers | Top OSS resource |
| Roadmap.sh | Developer roadmaps for many roles. | Free | Docs | roadmaps, career | Widely referenced |
| MDN Web Docs | Authoritative docs for web APIs. | Free | Docs | web, docs | Canonical |
| Supabase Docs | Docs and examples for Supabase platform. | Free | Docs | db, auth | Very popular |
| Next.js Learn | Official interactive course for Next.js. | Free | Docs | react, nextjs | Go-to resource |
| React.dev | Official React docs and tutorials. | Free | Docs | react, docs | Authoritative |
| Kaggle | Datasets, notebooks, and ML competitions. | Free | Docs | ml, datasets, notebooks | ML community |
| Y Combinator | Startup accelerator with educational content and resources. | Free | Docs | startup, entrepreneurship, business | Highly respected |
| DevDocs | Aggregated API documentation browser for many languages and libraries in a fast, searchable interface. | Free | Docs | docs, reference, developer | Popular among devs |