- Free tierFTV 52
SonarQube Cloud
SonarQube Cloud is a SaaS code analysis service that scans repositories in GitHub, GitLab, Bitbucket Cloud, and Azure DevOps. It runs static analysis on branches and pull requests, reports bugs, vulne...
- Free tier$4.00 / moFTV 55
sourcehut
sourcehut is a software development platform built around open source, standards-based workflows, and minimal overhead. It brings together hosted source control, continuous integration, mailing lists,...
- Free tier$2.00 / moFTV 45

Spacelift
Spacelift is an infrastructure orchestration platform for managing IaC and GitOps workflows across Terraform, OpenTofu, CloudFormation, Pulumi, and Kubernetes. It connects to cloud accounts, supports ...
- Always freeUnboundedFTV 90

SQLable
SQLable is a website that provides developer tools and posts related to SQL and databases. The site includes utilities for formatting SQL, validating queries, working with regular expressions, generating data, and comparing or transforming CSV files.
- Free tier$149 / moFTV 68
SqlInt
SqlInt is a browser-based SQL practice workspace with interview-style questions, story-driven puzzles, case studies, a learning roadmap, and mini tools. The SQL editor runs locally in the browser, with instant result comparison, schema setup, hints, and reference solutions for practice problems.
- Free tier$30 / moFTV 56

Squash
Squash is a deployment platform for creating one-click preview environments for each branch of code. It provisions dedicated virtual machines for test, QA, demo, prototyping, and CI workflows, with support for Docker, Kubernetes, and YAML-based deployment rules.
- Free tier$5.00 / moFTV 54

Squidex
Squidex is an open source headless CMS that exposes content through a REST API and a GraphQL endpoint. The platform supports content versioning, workflow rules, integrations triggered by events, backup and restore, and deployment through Docker, binaries, or Kubernetes Helm charts.
- Free tier$2.00 / moFTV 37
SSL Gateway
SSL Gateway is OVHcloud’s managed HTTPS termination service for websites. It provisions and renews TLS certificates automatically, applies OVHcloud-managed security updates, and can load balance traffic across up to 3 server IP addresses.
- Always freeUnboundedFTV 90
SSL Server Test
SSL Server Test is a free online service from Qualys SSL Labs that performs a deep analysis of the configuration of a public SSL/TLS web server. Users submit a hostname and the service returns a report on certificate and protocol configuration.
- Free tier$8.00 / moFTV 49

SSR (Server-side Rendering) Checker
SSR (Server-side Rendering) Checker is a web-based tool that loads a URL twice in a headless Chromium browser: once with JavaScript disabled to capture the server-rendered version, and once with JavaS...
- Free tier$3.00 / moFTV 42
StackBlitz
StackBlitz is a browser-based development platform for creating and running web applications. It uses WebContainers to boot Node.js development environments inside the browser tab, so code executes locally in the browser rather than on remote IDE servers.
- Free tier$3.00 / moFTV 51
Stackby
Stackby is a no-code spreadsheet-style database platform that combines tables, views, forms, automations, API connectors, and AI fields in a single workspace. It supports grid, kanban, gallery, calend...
- Free tier$4.00 / moFTV 50

Stadia Maps
Stadia Maps is a location API platform that provides maps, geocoding and search, routing and navigation, time zones, and related location services through HTTP APIs and SDKs. The product includes inte...
- Always freeUnboundedFTV 100
Stamen Maps
maps.stamen.com is a web map tile viewer for Stamen map styles, including Toner, Terrain, and Watercolor. It presents interactive map previews and links to style variants such as labels, lines, background, lite, dark, and blacklite for Toner, plus standard, labels, lines, and background for Terrain.
- Free tier$3.00 / moFTV 50

Statcounter
Statcounter is a web analytics service that tracks website visits by inserting a small code snippet into a site. It provides traffic trend charts, an analytics dashboard, real-time visitor feeds, sess...
- Free tier$3.00 / moFTV 51
Static Forms
Static Forms is an HTML form backend for static sites. It accepts form submissions at a hosted endpoint, then forwards them to email with spam filtering, file attachments, webhooks, dashboard storage, and optional AI replies.
- Always freeUnboundedFTV 100

Statically
Statically is a free global CDN for Git repositories and npm packages. It serves optimized files from GitHub, GitLab, Bitbucket, GitHub Gist, and npm through fixed CDN URL patterns, allowing developers to reference repository assets directly from a global edge network.
- Free tier$75 / moFTV 74

Statsig
Statsig is a product development platform that combines experimentation, feature flags, product analytics, session replay, web analytics, and infrastructure analytics in one service. It provides SDKs ...
- Free tier$3.00 / moFTV 51

StatusCake
StatusCake is a website monitoring service that checks uptime, page speed, SSL certificates, domains, and servers from multiple locations. It provides scheduled checks, alerting through integrations, and reporting for teams that need to track availability and performance.
- Free tier$18 / moFTV 61

StatusGator
StatusGator is a cloud monitoring and status page aggregator that tracks the availability of third-party services, cloud infrastructure, hosted applications, and websites. It combines vendor status ag...
- Free tier$29 / moFTV 55

Statuspage
Statuspage is an incident communication platform from Atlassian that helps organizations keep users, customers, and employees informed about service health in real time.
- Always freeUnboundedFTV 90
Statuspile
Statuspile is an open-source status dashboard for tracking the status pages of multiple service providers in one place. It provides a web dashboard where users can add and remove providers, save their configuration through Auth0 login, and fork the code from GitHub.
- Free tier$3.00 / moFTV 49
Stickies
Stickies is a visual project management and collaboration platform that provides sticky-note style walls for organizing work, notes, ideas, and content. It supports multiple views and filters, labels ...
- Free tierUnboundedFTV 85
Stoat
Stoat (formerly Revolt Chat) is a free, open-source group chat platform for communities. It provides servers, channels, voice chat, file sharing, markdown support, role-based permissions, moderation t...
- Free tier$15 / moFTV 48

Stoplight
Stoplight is an API design and documentation platform for creating OpenAPI and JSON Schema definitions, generating interactive documentation, and running mock servers from the same workspace. It supports code-based editing, schema reuse, design validation, Git sync, and OpenAPI export.
- Free tier$7.00 / moFTV 35

Storj
Storj is a distributed cloud storage and compute platform that provides S3-compatible object storage, Object Mount file access, and cloud compute resources. The storage service distributes and replica...
- Free tierUnboundedFTV 92

Stormkit
Stormkit is a self-hostable application platform for web apps. It supports git-driven deployments, preview environments, custom domains with automatic TLS, environment variables, and deployment workflows that can be run on the vendor cloud or on the user's own infrastructure.
- Free tier$15 / moFTV 62
Storyblok
Storyblok is a headless CMS with a visual editor, API-first content modeling, and support for structured content delivery through GraphQL, REST, and management APIs. The platform includes a visual edi...
- Free tier$160 / moFTV 79

Stream
Stream provides APIs and SDKs for building real-time chat messaging, video and audio calling, activity feeds, AI moderation, and Vision Agents. The platform includes shared infrastructure, prebuilt UI...
- Free tier$8.00 / moFTV 58
Streamlit
Streamlit is an open-source Python app framework for building and sharing data apps. It turns Python scripts into interactive web apps without requiring front-end code, and it supports rapid iteration through automatic updates as source files change.
- Free trial$1.00 / moFTV 15
Sublime Text
Sublime Text is a cross-platform text editor for code, markup, and prose on Windows, macOS, and Linux. The landing page highlights GPU rendering, native Apple Silicon and Linux ARM64 builds, tab multi...
- Always freeUnboundedFTV 92

Sucuri SiteCheck
Sucuri SiteCheck is a remote website security scanner that checks a URL from the browser side for known malware, viruses, blacklisting status, website errors, out-of-date software, malicious code, red...
- Free tierFTV 0
Suno
Suno is an AI-powered music creation platform that helps people turn ideas into songs. It is built for musicians and creators at every level, combining music generation, editing, and collaboration tools in a single creative workspace.
- Always freeFTV 50
SunriseSunset.io
SunriseSunset.io provides a keyless JSON API for sunrise, sunset, twilight, golden hour, blue hour, and moon data for any point on Earth. It accepts latitude and longitude on a single GET request and returns times, azimuth, altitude, moon phase, timezone, and related fields in JSON.
- Free tier$25 / moFTV 56
Supabase
Supabase is a Postgres development platform that helps teams build backend infrastructure for modern applications. It combines a managed Postgres database with authentication, instant APIs, Edge Functions, realtime subscriptions, storage, and vector embeddings in a single platform.
- Free tier$2.00 / moFTV 49
Suped
Suped is a DMARC monitoring platform that ingests aggregate DMARC XML reports and converts them into dashboard views, alerts, and recommendations. The product includes hosted DMARC, SPF flattening, ho...
- Free tier$3.00 / moFTV 41

Supermaven
Supermaven is an AI code completion tool for editors and IDEs. It provides inline code suggestions, contextual completions, and a chat interface that can attach recently edited files and compiler diagnostics to code responses.
- Free tier$1.94 / moFTV 40
Supersonic CDN
Supersonic CDN is Namecheap’s content delivery network service for websites hosted on Namecheap EasyWP or Shared Hosting, with support for some third-party domains through FreeDNS. It caches and serve...
- Free tier$100 / moFTV 76
SuperTokens
SuperTokens is an open source user authentication platform that provides session management, login flows, and account security features for web and mobile applications. It supports email/password auth...
- Free tier$110 / moFTV 75

SuprSend
SuprSend is a notification infrastructure platform for sending and managing multi-channel notifications across email, SMS, Slack, push, web push, WhatsApp, in-app inbox, and webhooks. It provides work...
- Free tier$9.00 / moFTV 47

Surge
Surge is a static web publishing service for front-end developers. It provides a command-line workflow for publishing HTML, CSS, and JavaScript from a local project directory to a Surge-hosted domain or a custom domain.
- Free tier$2.00 / moFTV 37
SurveyMonkey
SurveyMonkey is a survey and form platform for creating, sending, and analyzing surveys, registration forms, and feedback programs. The product supports AI-assisted survey and form creation, template-based setup, audience targeting, integrations, and reporting workflows.
- Free tier$147 / moFTV 78
Svix
Svix is a webhook infrastructure service for sending, receiving, and testing webhooks through an API and dashboard. It includes webhook dispatch, webhook ingestion, and Svix Play for inspecting and de...
- Free tier$1.00 / moFTV 46

Sweego
Sweego is a European email and SMS sending platform with RESTful API and SMTP access for transactional messaging. It supports outbound email, inbound email routing, SMS sending, templates, test mode, webhooks, delivery logs, statistics, SPF/DKIM/DMARC authentication, and custom headers for tracking.
- Free tier$2.00 / moFTV 47

SweetUptime
SweetUptime is a server and website uptime monitoring service from DiCloud. It checks endpoints from 260+ global locations and supports real-time alerts through email, Slack, Discord, and Telegram. Th...
- Free tier$3.00 / moFTV 44

SyAgent
SyAgent is a server and uptime monitoring service for Linux hosts. It monitors servers, processes, disks, network, memory, and HTTP/PING/PUSH uptime checks, then sends alerts and shows charts and insights through the web app.
- Free tier$49 / moFTV 68

Synadia Cloud
Synadia Cloud is a managed NATS hosting service that provides multi-tenant, hosted NATS for messaging, streaming, pub/sub, request/reply, queueing, key/value, and object storage. It runs on Synadia's ...
- Free tier$4.00 / moFTV 43
Sync
Sync is a cloud storage service that stores files with end-to-end encryption and supports access from Windows, Mac, iOS, Android, and web browsers. It includes file sharing, real-time backup and sync,...
- Free tier$2.00 / moFTV 47

SYNCDATE
SYNCDATE is a calendar synchronization service that connects Google Calendar, Microsoft Outlook, CalDAV providers such as iCloud, Fastmail, Nextcloud, and iCal feeds. It syncs events across multiple a...
- Free trialFTV 27

Synology C2 OneStorage
Synology C2 OneStorage is a cloud storage pricing plan that combines several Synology C2 services under one capacity-based subscription. The page shows selectable data centers, annual or monthly billi...
- Free tier$2.00 / moFTV 37

Taiga
Taiga is a project management application for agile teams. It provides Kanban and Scrum boards, issue tracking, dashboards, reporting, customization controls, and integration options through a hosted service or self-hosted deployment.
- Free tier$4.00 / moFTV 45

Tailscale
Tailscale is a zero trust identity-based connectivity platform built on WireGuard that connects devices, servers, workloads, and services across remote teams, multi-cloud environments, CI/CD pipelines...
- Always freeUnboundedFTV 90

talky
Talky is a browser-based video chat and screen sharing service that creates a unique room URL for each call. Users enter a name or start a chat, then share the room link with up to 6 participants who join through a supported browser without creating personal accounts.
- Free tier$18 / moFTV 63

Tally
Tally is a free, intuitive form builder that helps individuals and teams create beautiful online forms without coding. Its document-style editor makes it easy to build everything from simple contact forms to more advanced workflows in a fast, flexible way.
- Free creditFTV 38

Taskade
Taskade is an AI-native workspace for building apps, agents, and automations from a single prompt. The product combines project data, AI agents, and workflow execution in one hosted workspace, with published apps, shared workspaces, and community-cloneable templates.
- Free tier$4.00 / moFTV 54
Tavily
Tavily provides a single API for connecting AI agents to the web with real-time search, extraction, research, and crawling capabilities.
- Free tier$4.00 / moFTV 43

Teamcamp
Teamcamp is a project management application for agencies and studios that combines task boards, time tracking, invoicing, client portals, messages, files, and whiteboards in one workspace. The produc...
- Free tier$4.00 / moFTV 53

Teamhood
Teamhood is a visual project management platform with Kanban boards, Gantt charts, list views, dashboards, time tracking, workload management, and stakeholder views. It supports task and subtask manag...
- Free tier$3.00 / moFTV 53

Teaminal
Teaminal is a web-based agile meeting tool that combines standups, retrospectives, backlog refinement, planning poker, reports, and integrations in one application. It connects with Slack, Jira, GitHu...
- Free tier$1.50 / moFTV 49

Teamplify
Teamplify is a team management platform for developers that combines team analytics, smart standups, automated time tracking, time off management, and 360° feedback in one workspace. It connects with ...