Directory

Community chat platform with servers, text and voice channels, video, forums and a bot API, free to use with optional Nitro subscriptions

Hosted voice AI platform: text-to-speech and speech-to-text models, voice cloning, dubbing, music and sound effects, a voice-agent builder and a REST API with Python and TypeScript SDKs

AI research assistant that finds papers, extracts structured data from them into tables and runs systematic-review style workflows and reports

Ethereum block explorer and multichain REST API exposing balances, transactions, token transfers, verified contract source, logs and gas data

Open-source virtual whiteboard for hand-drawn-style diagrams with live collaboration, embeddable as a React component, plus a hosted Excalidraw+ service

Browser-based collaborative interface design platform with vector editing, components, prototyping, FigJam whiteboards, Dev Mode and a plugin and REST API

Web data API that scrapes, crawls, maps and searches websites and returns clean Markdown or structured JSON for LLM pipelines, with an AGPL-licensed self-hostable core

Vendor of historical intraday market data (1-minute to daily bars, tick and options) for US stocks, ETFs, futures, indices, crypto and FX, delivered as zipped CSV bundles under a perpetual licence

Platform that runs Docker images as Fly Machines (Firecracker microVMs) in regions around the world with anycast routing, private networking and managed Postgres

Google's consumer assistant on web, Android and iOS, with Gemini Live voice, Deep Research, Canvas, Gems and image and video generation, tied to Google AI subscription plans

Geocoding API and spreadsheet service for the US and Canada with batch processing and data appends such as census, districts and time zones

Open-source wealth-tracking web app for stocks, ETFs, crypto and other assets, self-hostable with Docker or used as a hosted service

Lightweight self-hosted Git forge written in Go with repositories, pull requests, issues, packages and GitHub-compatible Actions, deployable as a single binary

Microsoft-owned code hosting platform for Git repositories with pull requests, issues, Actions CI/CD, package registry, Copilot and the largest open-source community

Open-core DevSecOps platform combining Git hosting, merge requests, integrated CI/CD pipelines, registry and security scanning, available as SaaS or self-managed

Domain registrar and web-hosting company offering DNS management, SSL certificates, email and website builders, with a developer API for domains

Google's hosted productivity suite: Gmail, Drive, Docs, Sheets, Slides, Meet, Chat and Calendar with admin controls, Gemini features and developer APIs

Dashboarding and alerting platform that visualizes metrics, logs and traces from Prometheus, SQL databases and dozens of other data sources

Identity-based secrets manager providing encrypted key-value storage, dynamic database and cloud credentials, PKI and encryption-as-a-service, under the Business Source License

German hosting provider known for cost-focused cloud servers, dedicated root servers, Storage Boxes and object storage in Germany, Finland, the United States and Singapore

Cloud CRM platform with marketing, sales, service, content and operations hubs on a shared contact database, with a REST API and app marketplace

Hosting platform for open models, datasets and Spaces demo apps built on git repositories and Xet storage, with Inference Providers, Endpoints, Jobs and an open-source Python client and CLI

Secrets, certificate and privileged-access management platform with an MIT-licensed core, available as a hosted service or self-hosted deployment

Programmatic trading and market-data access to Interactive Brokers accounts through the TWS API, the REST-based Web API and FIX