- Free tier$3.00 / moFTV 49

Lucidchart
Lucidchart is a web-based diagramming application for creating flowcharts, process maps, org charts, technical diagrams, and infrastructure diagrams. It supports real-time collaboration, template-base...
- Free credit$1 creditFTV 35
Lumenfall
Lumenfall is a unified API for AI image and video generation. It exposes an OpenAI-compatible endpoint that routes requests to models from providers such as OpenAI, Google, Black Forest Labs, Stability AI, fal.ai, Replicate, Runware, xAI, Alibaba Cloud, and BytePlus.
- Free tier$49 / moFTV 69
Lyssna
Lyssna is a user research platform for running usability tests, surveys, interviews, card sorting, first click testing, five second testing, live website testing, preference testing, prototype testing, tree testing, and recordings in one product.
- Always freeUnboundedFTV 90

MailCatcher
MailCatcher is a local SMTP server that captures messages sent to it and displays them in a web interface. Developers point applications at smtp://127.0.0.1:1025, then review received mail at http://127.0.0.1:1080/.
- Free tier$3.00 / moFTV 42

MailChannels
MailChannels provides email infrastructure for hosting providers, platforms, and developers through outbound filtering, inbound filtering, and an Email API. The service supports SMTP relay, REST API a...
- Free tier$2.00 / moFTV 47
Mailchimp
Mailchimp is an email and SMS marketing platform with audience management, campaign creation, automations, analytics, and integrations. The pricing page shows a free plan limited to 250 contacts, plus...
- Free tier$3.00 / moFTV 53

MailerLite
MailerLite is an email marketing platform that provides campaign creation, automation, landing pages, websites, signup forms, pop-ups, and digital product or booking sales. It includes a drag-and-drop...
- Free tier$15 / moFTV 63

Maileroo
Maileroo is an email delivery platform that provides SMTP relay, a REST/HTTP email API, inbound routing, and email marketing tools. The service supports transactional sending from applications or webs...
- Free tier$3.00 / moFTV 41
MailerSend
MailerSend is an email sending service that provides an email API, SMTP relay, dynamic email templates, inbound email routing, email verification, user management, multiple domains, DMARC monitoring, ...
- Free tier$79 / moFTV 74

Mailinator
Mailinator is an email and SMS workflow testing platform for developers and QA teams. It provides public inboxes for disposable email testing, plus private inboxes, private domains, API access, webhoo...
- Free tier$6.00 / moFTV 56

Mailjet
Mailjet is an email marketing and email API platform for teams that need to design, send, and manage both marketing and transactional email. It combines a collaborative email editor with developer-fri...
- Free credit$149 / moFTV 69
Mailmodo
Mailmodo is an AI-powered email marketing platform that helps businesses create, automate, and optimize campaigns from a single workspace. It combines campaign creation, journey automation, audience s...
- Free tier$2.00 / moFTV 39

Mailtrap
Mailtrap is an email delivery platform with two main products: Email API/SMTP for sending transactional and promotional email, and Email Sandbox for testing emails in staging, dev, and QA environments...
- Free tier$3.00 / moFTV 51
Make
Make is a visual automation platform for connecting apps, data sources, and AI models into workflows and AI agents. It provides a no-code workflow builder, scenario scheduling, routers and filters, API access, and a library of 3,000+ pre-built app integrations.
- Free tier$2.00 / moFTV 50
MantleDB
MantleDB is a hosted JSON key-value storage API for storing arbitrary JSON objects at deep paths over HTTP. It supports POST for overwrite writes, GET for reads, PATCH for JSON Merge Patch updates, at...
- Free tierFTV 52

Mapbox
Mapbox is a location platform that provides APIs and SDKs for maps, navigation, search, geospatial data, and location AI. The platform includes Mapbox GL JS for web maps, mobile maps SDKs for iOS and ...
- Free tier$12 / moFTV 59

Market Data
Market Data provides a REST API and Google Sheets add-on for U.S. market data, including stocks, options, ETFs, and mutual funds. The service exposes real-time and delayed quotes, historical candlesti...
- Free tier$8.00 / moFTV 47

Marvel
Marvel is a web-based design platform for digital products that combines wireframing, prototyping, user testing, developer handoff, and integrations in one workspace. It supports creating interactive mockups, generating design specs, and connecting workflow tools from low to high fidelity.
- Free tier$15 / moFTV 60

Maxim AI
Maxim AI is a platform for simulating, evaluating, and observing AI agents across the development and production lifecycle. It includes a prompt IDE, prompt versioning, prompt chains, prompt deploymen...
- Free tier$2.00 / moFTV 37

MConverter
MConverter is an online file conversion service that accepts bulk uploads from local files, folders, clipboard paste, and cloud storage sources such as Google Drive, Microsoft OneDrive, and Dropbox. I...
- Free tier$3.00 / moFTV 52
MDB GO / CLI
MDB GO / CLI is an open source deployment tool and hosting service that publishes apps from the command line. The landing page describes a workflow based on installing the MDB CLI, logging in, and running mdb publish to deploy projects to the internet.
- Free creditFTV 34
MeetBackdrops
MeetBackdrops is a library of studio-designed virtual backgrounds for Zoom, Microsoft Teams, and Google Meet. The service provides 4K-upscaled background images composed as camera-ready sets rather th...
- Free trial$10 / moFTV 41
Meilisearch
Meilisearch is a search and retrieval platform that provides full-text search, semantic search, hybrid search, multi-modal search, federated search, vector storage, filtering, faceting, sorting, geose...
- Free tier$3.00 / moFTV 41
MemCachier
MemCachier is a managed memcache service that provisions and scales clusters of memcache servers for application caching. It provides a hosted cache endpoint, hourly billing, and analytics for cache activity, including prefixes, keys, and recent requests.
- Free tierFTV 26

Memfault
Memfault is an embedded observability platform for IoT and edge devices. It collects crash data, logs, performance metrics, and device health signals from deployed devices, then exposes them for debugging, fleet monitoring, and firmware release management.
- Free tier$30 / moFTV 67

Mendix
Mendix is an enterprise application development platform for building, running, and orchestrating apps and agents for hybrid workforces. The platform includes agentic development, process orchestratio...
- Free tier$21 / moFTV 66
Mergify
Mergify is a merge automation platform for GitHub repositories. It handles the steps between pull request creation and a green main branch, including merge queues, merge protections, CI observability, flaky test detection, and stacked pull requests.
- Free tier$3.00 / moFTV 49

Mermaid Chart
Mermaid Chart is a diagramming application that turns text, Markdown-style syntax, or natural-language prompts into rendered diagrams. It supports flowcharts, sequence diagrams, Gantt charts, ER diagr...
- Always freeUnboundedFTV 99
Metalama
Metalama is an open-source patterns and architecture toolkit for C# built on Roslyn. It lets developers define aspects and project fabrics in C# so the compiler can generate repetitive code at build time and report architecture violations in the IDE as code is written.
- Free tier$25 / moFTV 52

Meterian
Meterian is an open source security management platform that scans codebases and container projects for known vulnerabilities and licence compliance issues. It supports Java, JavaScript, .NET, Scala, ...
- Always freeUnboundedFTV 100

micro-jaymock
micro-jaymock is a tiny API mocking microservice that accepts a JSON template in a POST request and returns generated fake JSON data. It supports template fields such as names, addresses, finance values, repeated objects, and other fake-data generators exposed through jaymock.
- Free tier$49 / moFTV 70

Microlink
Microlink is an API platform that turns URLs into structured outputs such as screenshots, PDFs, Markdown, metadata, HTML, text, logos, media URLs, and search results. It also includes browser-based to...
- Free tier$57 / moFTV 72
Microsoft 365 Developer Program
Microsoft 365 Developer Program is a membership program that provides qualified developers with access to a free Microsoft 365 E5 developer subscription for building and testing Microsoft 365 solution...
- Always freeUnboundedFTV 90
Microsoft Clarity
Microsoft Clarity is a web analytics product that records user sessions and generates heatmaps for websites and apps. It also includes AI summaries, AI chat, AI visibility, and brand agent features for analyzing behavior and surfacing insights from site traffic.
- Free tier$3.00 / moFTV 41
Microsoft Entra ID
Microsoft Entra ID is Microsoft’s cloud identity and access management solution for securing users, applications, devices, and data across cloud and on-premises environments.
- Free trial<$1 / moFTV 15
Middleware
Middleware is a full-stack observability platform that collects infrastructure, APM, real user monitoring, logs, synthetic checks, browser tests, and LLM observability data in one place. The platform ...
- Free tier$3.00 / moFTV 50
Mindmup
Mindmup is a web-based mind mapping application for creating, editing, sharing, and publishing maps in the browser. It supports standard mind maps, org charts, fishbone diagrams, and argument visualization, along with notes, attachments, export formats, version history, and real-time collaboration.
- Free tier$45 / moFTV 68
Mintlify
Mintlify is an intelligent knowledge platform for creating and maintaining documentation, knowledge bases, and help centers. It helps teams publish modern, AI-ready content that serves both human readers and AI systems.
- Free tier$12 / moFTV 59

Miradore
Miradore is a cloud-based mobile device management (MDM) platform for Android, iOS, macOS, and Windows devices. It provides remote device configuration, security controls, application management, reporting, and automation through a web console.
- Free tier$3.00 / moFTV 51

Miro
Miro is an AI Innovation Workspace that helps teams move from brainstorming to execution in a shared, infinite canvas. It combines collaborative whiteboarding with structured formats such as Docs, Tables, Slides, Timelines, and Diagrams so teams can plan, design, and align in one place.
- Free trial$3.00 / moFTV 33
Mistral AI
Mistral AI provides frontier AI models, assistants, agents, and enterprise services for organizations building tailored AI systems. Its platform supports chat, search, analysis, content creation, coding, and agentic workflows across cloud, on-premises, and edge deployments.
- Free tier$25 / moFTV 64

Mixpanel
Mixpanel is an AI digital analytics platform built for product, engineering, marketing, and data teams. It helps organizations understand user behavior, measure product performance, and connect analytics to the rest of their stack so teams can make faster, data-informed decisions.
- Free tier$1.00 / moFTV 45

mockapi.io
mockapi.io is a REST API mocking service that lets developers create endpoints, define resource schemas, generate custom data, and perform CRUD-style operations through a RESTful interface.
- Free tier$5.00 / moFTV 46
Mockaroo
Mockaroo is a random data generator and API mocking tool that produces test data in CSV, JSON, SQL, and Excel formats. It lets developers define schemas with fields such as names, email addresses, IP ...
- Free trial$2.00 / moFTV 26
mockerito
Mockerito is a cloud-hosted service for creating custom mock REST APIs. Developers define REST endpoints, JSON response bodies, status codes, response delays, and API key authentication from a dashboa...
- Free tier$2.00 / moFTV 47
Mockfly
Mockfly is a mock API generator that creates REST API endpoints for frontend development, API testing, and rapid prototyping. It supports generating fake JSON responses with Faker.js, AI-assisted JSON...
- Free tier$1.00 / moFTV 36
Mockplus Cloud
Mockplus Cloud is a web-based design collaboration and handoff platform. It imports design files from Sketch, Adobe XD, Photoshop, Axure, and Figma, then centralizes review comments, revision history, design specs, assets, and code snippets in a shared project workspace.
- Free tierFTV 41
Modal
Modal is a serverless AI infrastructure platform for running inference, training, batch processing, sandboxes, notebooks, and other Python workloads. It provides sub-second cold starts, instant autosc...
- Free tier$25 / moFTV 65
MojoAuth
MojoAuth is a passwordless authentication API that provides OTP, magic links, passkeys, social login, SSO, and MFA through RESTful endpoints and SDKs. The service supports email OTP, phone OTP, WhatsA...
- Free tier$3.00 / moFTV 49

monday.com
monday.com Work Platform is an AI-powered work management platform designed to help teams plan, track, automate, and deliver work across departments. It combines boards, dashboards, docs, automations, integrations, and AI capabilities in a single connected workspace.
- Free tier$8.00 / moFTV 44
MongoDB
MongoDB is a modern data platform built for developers who need a flexible, scalable database foundation for cloud-native applications. It combines a document database with integrated capabilities for search, vector search, stream processing, analytics, and application services.
- Free tier$4.00 / moFTV 55
MonitorMonk
MonitorMonk is an uptime and performance monitoring service for websites and services. It checks website availability, SSL certificate status, keyword presence on pages, and response times, then displays the results on shareable status pages and dashboards.
- Free tier$25 / moFTV 64
MotherDuck
MotherDuck is a cloud data warehouse built on DuckDB. It provides serverless analytics for SQL and natural-language queries, with shared cloud storage and per-user compute instances called Ducklings.
- Free tier$3.00 / moFTV 54
Mouseflow
Mouseflow is a behavior analytics platform that records user sessions, generates heatmaps, tracks journeys, and detects friction across websites. It captures clicks, scrolls, mouse movement, form inte...
- Free tier$1.50 / moFTV 47

Mutant Mail
Mutant Mail is a two-way email routing service that consolidates multiple email addresses into a single inbox and control surface. It supports receiving, replying, and sending mail from one address, w...
- Free tier$20 / moFTV 62

Mux
Mux is a video API for developers that provides video upload, storage, delivery, playback, analytics, and workflow APIs for on-demand and live video. The platform exposes features for encoding, player...
- Always freeFTV 0

MySQL Visual Explain
MySQL Visual Explain is a web tool that converts MySQL EXPLAIN output into a visual query plan. It accepts a SQL query and shows the execution structure in a simpler format than the raw EXPLAIN text, with example plans for joins, subqueries, and complex queries.
- Free tier$3.00 / moFTV 44

n:point
n:point is a lightweight JSON storage service that exposes JSON bins over an API and a web editor. It lets developers create a JSON endpoint in seconds, edit data online, and attach JSON Schema to validate or lock the structure of stored data.
- Always freeUnboundedFTV 90
namae
Namae is a name availability checker for new app, library, and organization projects. It queries multiple registries at once so a developer can compare candidate names across domains, package registries, social platforms, app stores, and hosting services from a single search.
- Free tier$1.00 / moFTV 39

Neocities
Neocities is a static website hosting service with an in-browser HTML editor, file uploads, RSS feeds, APIs, and CLI support. It provides free hosting for personal sites under a .neocities.org subdomain and includes site browsing, tagging, following, and activity features.