- Free tier$8.00 / moFTV 56
Qase
Qase is a test management platform that combines manual test case management, automated test runs, CI results, and requirement traceability in one workspace. It supports test plans, test runs, shared steps, dashboards, queries, integrations, and an MCP server for connecting AI agents to test data.
- Free tier$8.00 / moFTV 46
Qdrant
Qdrant is a vector search engine and vector database for building AI retrieval systems. It supports dense and sparse hybrid search, metadata filtering, multivector retrieval, reranking, and real-time indexing through REST, gRPC, and official clients.
- Free tier$60 / moFTV 72

Qonversion
Qonversion is a subscription infrastructure platform for mobile apps. It provides SDKs and backend services for subscription management, no-code paywall creation, A/B experiments, customer CRM, and real-time analytics across iOS, Android, React Native, Flutter, Unity, Capacitor, and Cordova.
- Always freeUnboundedFTV 100

QRtracer
QRtracer is a QR code generator that creates high-resolution PNG QR codes from a pasted URL or other data. The service supports custom colors, logo overlays, and scan tracking through a free account, with analytics for counts, locations, devices, and time-of-day breakdowns.
- Always freeUnboundedFTV 100
Quant-UX
Quant-UX is a web-based research, usability testing, and prototyping tool. It provides a visual editor for creating interactive prototypes, then lets users share a link to collect user feedback, run tests, and review analytics in the same product.
- Free tierFTV 0

Quay
Quay is a container image registry for storing and distributing OCI and Docker images, run by Red Hat. It offers repository management, image pull and push workflows, and access controls for teams hosting private or public container images.
- Free tier$2.00 / moFTV 49

QuickChart
QuickChart is an open-source chart image API that renders Chart.js configurations into chart images and QR codes through a URL-based API. It supports embedding charts in emails, reports, web pages, an...
- Always freeUnboundedFTV 90

quicktype
quicktype is a code generation tool that converts JSON, JSON Schema, sample API responses, URLs, and GraphQL queries into strongly typed models and serializers for multiple programming languages.
- Free tier$120 / moFTV 76
Quidlo Timesheets
Quidlo Timesheets is an online time tracking and timesheet application for employees and teams. It provides a web app, mobile apps for iOS and Android, and desktop apps for Windows and macOS, with time entry through a start/stop timer or manual logging.
- Always freeUnboundedFTV 90

Radmin VPN
Radmin VPN is a Windows software product that creates virtual local networks so remote computers can appear on the same LAN. It uses an encrypted tunnel to connect computers behind firewalls and supports Windows 11, 10, 8, and 7.
- Free credit$5 creditFTV 36
Railway
Railway is an all-in-one cloud platform for deploying, networking, scaling, monitoring, and evolving applications from a connected repository or local project. It supports GitHub repo deployment, Dock...
- Free tierUnboundedFTV 84

Raindrop.io
Raindrop.io is a bookmark manager that stores web links, articles, PDFs, videos, and files in a cloud-based library. It provides browser extensions and desktop and mobile apps for Chrome, Firefox, Safari, Edge, Windows, macOS, iPad, iPhone, and Android.
- Always freeUnboundedFTV 100
rawgit.hack
rawgit.hack is a CDN and caching proxy for source code hosting services. It fetches raw files from repositories on GitHub, Bitbucket, GitLab, Gitea, and Codeberg, then serves them with correct Content-Type headers for browser use.
- Free tier$4.00 / moFTV 54

Raycast
Raycast is a macOS and Windows launcher that provides keyboard-driven access to built-in productivity tools, system actions, search, snippets, quicklinks, window management, notes, and an extension st...
- Free tier$9.00 / moFTV 56

Reactflow
Reactflow is a website analytics and session replay platform that records visitor activity, generates heatmaps, tracks funnels, and surfaces bugs, console logs, and feedback from the same tracking script.
- Free tierUnboundedFTV 92

Read the Docs
Read the Docs is a documentation deployment platform that connects to Git repositories and builds documentation from source on every commit. It supports public and private repositories, live pull request previews, versioned documentation, and access controls such as SSO on paid plans.
- Free tier$75 / moFTV 69
ReadMe
ReadMe is a documentation platform for building and publishing interactive API docs. It combines a WYSIWYG editor with Git-backed workflows so teams can keep documentation synchronized as they write, review, and ship APIs.
- Free trialFTV 26
Red Hat Developer Sandbox
Red Hat Developer Sandbox provides a 30-day trial environment for evaluating selected Red Hat products. It gives access to an OpenShift-based cluster and related services without setup or configuratio...
- Free tier$3.00 / moFTV 51

Redbooth
Redbooth is a project and task management platform with workspace-based collaboration, task boards, list and timeline views, threaded conversations, file sharing, and HD video meetings. The product in...
- Free tier$15 / moFTV 62
redirect.pizza
redirect.pizza is a domain redirect service that creates HTTP and HTTPS redirects for source hostnames without requiring the user to host redirect infrastructure. It supports 301, 302, 307, and 308 redirects, path forwarding, query parameter forwarding, and API-based redirect management.
- Free tier$5.00 / moFTV 56
redirection.io
redirection.io is a website traffic and redirect management service that collects HTTP request logs in real time, groups requests, and exposes traffic views for analysis. It also lets users create and...
- Free tier$4.00 / moFTV 53
redirs
redirs is a domain redirect service that maps custom domains to destination URLs. Users add a domain, configure redirect rules with path matching and status codes, and the service provisions HTTPS automatically on first request.
- Free creditFTV 31
Reducto
Reducto is an agentic document platform that exposes APIs for parsing, splitting, extracting, editing, and classifying documents. It uses OCR and vision-language models to read PDFs, images, spreadshe...
- Free tier$3.00 / moFTV 53
RemSupp
RemSupp is a remote desktop application for accessing and controlling Windows, macOS, and Linux devices over the internet. The product uses secure remote sessions with low-latency, P2P-first connectio...
- Free tier$8.00 / moFTV 48
Render
Render is a cloud platform for builders that helps teams deploy and run applications, APIs, background jobs, databases, cron jobs, and workflows with minimal operational overhead.
- Free tier$12 / moFTV 50
Rendi
Rendi is an FFmpeg API that runs FFmpeg jobs in the cloud through a REST API. Developers submit standard FFmpeg commands, then poll for results or use webhooks after processing completes. The service ...
- Free tier$8.00 / moFTV 56

Repeato
Repeato is a no-code mobile and web test automation tool for iOS, Android, and web applications. It records UI interactions from a mirrored device or simulator on a desktop, then saves the resulting tests to a library for later execution.
- Free tier$79 / moFTV 73

RepoFlow
RepoFlow is a package registry and repository management platform for private and public packages. It supports cloud and self-hosted deployments, with repository types for local, remote, and virtual r...
- Free tier$1.00 / moFTV 44

RepoForge
RepoForge is a private package registry for Python, Docker, NPM, Debian, and Conda packages. It provides a hosted registry URL for publishing and installing packages with existing tools such as pip, twine, poetry, uv, npm, Docker, and conda.
- Free tier$2.00 / moFTV 40
Repohistory
Repohistory is a GitHub repository analytics service that stores repository traffic data beyond GitHub's 14-day retention window. It tracks traffic history and presents it through interactive charts, traffic history views, and exportable CSV data.
- Free creditFTV 31

ReportGPT
ReportGPT is a web-based document writing tool that generates reports from a title, document type, and chapter-by-chapter prompts. It provides an outline step, per-chapter content generation, editing, and export to Word, LaTeX, or Markdown.
- Free tier$7.90 / moFTV 58
Repsy
Repsy is a package repository hosting service for developers. It provides cloud-hosted and self-hosted registries for Docker, Maven, npm, PyPI, Go modules, Cargo, NuGet, Helm, and RubyGems, with API access and documentation for repository management.
- Free tier$6.00 / moFTV 57
Requestly
Requestly is a Git-native API client for designing, building, testing, and organizing API requests and collections on macOS, Windows, and Linux. It supports local projects stored as files, environment...
- Free tier$3.00 / moFTV 44
Resend
Resend is an email platform for developers that helps teams send transactional and marketing email at scale. It provides a modern API-first workflow with SDKs, SMTP, REST access, and React Email support so developers can integrate email delivery directly into their applications.
- Always free$3.00 / moFTV 57

reSmush.it
reSmush.it is a WordPress image compression plugin and HTTP API that compresses JPEG, PNG, GIF, TIF, and BMP files in the cloud. It supports image submission through the WordPress plugin, direct API c...
- Free tier$50 / moFTV 71

Respan
Respan is an LLM engineering platform for tracing, evaluating, optimizing, deploying, and monitoring AI agent traffic through a gateway and observability dashboard. It logs requests, traces spans, tra...
- Free tier$6.00 / moFTV 56
restdb.io
restdb.io is an online NoSQL database backend that exposes an automatic REST API and supports MongoDB query syntax. It provides schema management, data modeling, user authentication via Auth0, media storage, realtime messages, secure Ajax/CORS access, and low-code JavaScript codehooks.
- Free tier$5.00 / moFTV 44
Retool
Retool is a platform for building internal software, operational tools, and AI-enabled business applications. It helps teams create web apps, mobile apps, workflows, and custom logic on top of existing databases, APIs, and enterprise systems.
- Free tier$25 / moFTV 68
RevenueCat
RevenueCat is a subscription management platform that helps app businesses power purchases, manage customer data, and grow revenue across iOS, Android, Smart TV, and the web.
- Free tier$8.00 / moFTV 57

Reviewable
Reviewable is a code review tool for GitHub pull requests. It adds a review dashboard for handling reviews asynchronously, intelligent line mapping to preserve comments across rebases, and flexible mergeability controls such as code ownership, reviewer assignment, and custom completion conditions.
- Free tier$1.00 / moFTV 46

Right Feature
Right Feature is a customer feedback and product roadmap tool that collects feature requests in a central board, lets users vote and discuss ideas, and tracks status changes through to a changelog. It...
- Free tier$3.00 / moFTV 49
Rivestack
Rivestack is a managed PostgreSQL service with pgvector built in, running on dedicated NVMe-backed nodes in EU and US-East regions. It supports PostgreSQL 18, pgvector 0.8.x, Patroni, pgBackRest, Prometheus, Grafana, and Terraform-based provisioning.
- Free tierUnboundedFTV 90

roadmap.sh
roadmap.sh is a community-maintained platform that publishes role-based and skill-based developer roadmaps, project ideas, best practices, and guides. It organizes learning paths for areas such as fro...
- Always freeUnboundedFTV 100
RoboHash
RoboHash is a web service that generates unique robot, alien, monster, cat, human, and gorilla images from arbitrary text inputs such as usernames, email addresses, IP addresses, filenames, or other i...
- Always freeUnboundedFTV 90
RocketGit
RocketGit is a free, privacy-focused Git hosting service for public and private repositories. It is offered as free software under AGPLv3+, with an emphasis on avoiding vendor lock-in, respecting contributor privacy, and supporting both hosted and on-premise use.
- Free tier$2.00 / moFTV 41

Rollbar
Rollbar is an error monitoring and tracking service for software teams. It collects application errors from server, client, and mobile SDKs, groups similar issues, and attaches stack traces, telemetry...
- Free tier$22 / moFTV 64
Rollgate
Rollgate is a feature-flag platform for engineering teams. It evaluates flags locally in the SDK with sub-millisecond latency, supports scheduled changes, instant rollback, gradual rollout, user targeting, audit logs, and role-based access control.
- Free tier$8.00 / moFTV 58
Row Zero
Row Zero is a cloud spreadsheet for working with cloud data warehouses and large files. It supports Excel-compatible formulas, pivot tables, charts, SQL queries, native Python, and real-time collaboration in a browser-based spreadsheet interface.
- Free tier$2.00 / moFTV 47
Rows
Rows is an AI-powered spreadsheet and data analysis platform designed to help teams work with business data in a more flexible, collaborative way. It combines spreadsheet workflows with built-in AI, i...
- Free tier$50 / moFTV 60

Run My Job
Run My Job is a cloud CI runner service for GitHub Actions and GitLab CI. It runs each job in an isolated KVM-based microVM with ephemeral filesystem storage, and bills by CPU and memory load rather than idle runner time.
- Free tier$3.00 / moFTV 52
Runsite
Runsite is a cloud hosting platform for deploying web services, static sites, PostgreSQL databases, Redis-compatible caches, S3 object storage, scheduled jobs, and transactional email from GitHub or a...
- Always freeUnboundedFTV 91
RustDesk
RustDesk is an open-source remote desktop and remote support application that connects clients through RustDesk relay and rendezvous servers. It supports self-hosted deployment with Docker Compose, and the server can be run from the provided OSS or Pro compose files.
- Free tier$9.00 / moFTV 58

Ruttl
Ruttl is a website feedback tool for live websites, mobile apps, web apps, images, and PDFs. It lets users leave pixel-level comments on pages, annotate mobile app screens, and mark up static images or PDF files for review.
- Free trial$3.03 / moFTV 34
Rybbit
Rybbit is a web and product analytics platform that tracks site activity without cookies. It provides real-time analytics, session replay, funnels, user journeys, web vitals, custom events, bot filter...
- Free trialFTV 21
Safety
Safety is an endpoint security platform for AI-powered development. It scans developer workstations through an agentless deployment model, typically via MDM, to inventory software packages, AI tools, MCP servers, IDE extensions, and containers across the fleet.
- Free tier$8.00 / moFTV 48

Sanity
Sanity is a content operating system for building and managing structured content across websites, apps, and AI-powered experiences. It combines a configurable content studio, a real-time content back...
- Always freeUnboundedFTV 90

Savannah
Savannah is a free software hosting forge for GNU and non-GNU projects. It provides project registration and hosting for source code, issue tracking, support requests, tasks, patches, mailing lists, and project statistics.
- Free tier$19 / moFTV 66

Scaledrone
Scaledrone is a realtime messaging service that provides WebSocket-based pub/sub messaging, message history, and user presence for applications that need live updates. The service supports publishing messages, subscribing to rooms, and fallback transport handling when WebSockets are not available.
- Free tier$99 / moFTV 76

Scalekit
Scalekit is an authentication and authorization platform for AI agents and SaaS applications. It provides delegated OAuth flows, token refresh, credential storage, scoped tool calls, and audit logs so agents can act on behalf of users without exposing credentials to the model or application code.
- Free tier$2.00 / moFTV 35

Scraper's Proxy
Scraper's Proxy is a proxy-based web scraping API that fetches raw webpages and supports browser-rendered and parser-based extraction workflows. It is intended for developers who need to retrieve pages anonymously through HTTP requests rather than managing their own proxy infrastructure.