Cloud & Infrastructure

Major Cloud Providers

• Amazon Web Services - - CloudFront - 1TB egress per month and 2M Function invocations per month - CloudWatch - 10 custom metrics and ten alarms - CodeBuild - 100min of build time per month - CodeCommit - 5 active users,50GB storage, and 10000 requests per month - CodePipeline - 1 active pipeline per month - DynamoDB - 25GB NoSQL DB - EC2 - 750 hours per month of t2.micro or t3.micro(12mo). 100GB egress per month - EBS - 30GB per month of General Purpose (SSD) or Magnetic(12mo) - Elastic Load Balancing - 750 hours per month(12mo) - RDS - 750 hours per month of db.t2.micro, db.t3.micro, or db.t4g.micro, 20GB of General Purpose (SSD) storage, 20GB of storage backups(12 mo) - S3 - 5GB Standard object storage, 20K Get requests and 2K Put requests(12 mo) - Glacier - 10GB long-term object storage - Lambda - 1 million requests per month - SNS - 1 million publishes per month - SES - 3.000 messages per month (12mo) - SQS - 1 million messaging queue requests
• Cloudflare - - Application Services - Free DNS for an unlimited number of domains, DDoS Protection, CDN along with free SSL, Firewall rules and page rules, WAF, Bot Mitigation, Free Unmetered Rate Limiting - 1 rule per domain, Analytics, Email forwarding - Zero Trust & SASE - Up to 50 Users, 24 hours of activity logging, three network locations - Cloudflare Tunnel - You can expose locally running HTTP port over a tunnel to a random subdomain on trycloudflare.com use [Quick Tunnels](https://developers.cloudflare.com/cloudflare-one/connections/connect-networks/do-more-with-tunnels/trycloudflare/), No account required. More features (TCP tunnel, Load balancing, VPN) in [Zero Trust](https://www.cloudflare.com/products/zero-trust/) Free Plan. - Workers - Deploy serverless code for free on Cloudflare's global network-100k daily requests. - Workers KV - 100k read requests per day, 1000 write requests per day, 1000 delete requests per day, 1000 list requests per day, 1 GB stored data - R2 - 10 GB per month, 1 million Class A operations per month, 10 million Class B operations per month - D1 - 5 million rows read per day, 100k rows written per day, 1 GB storage - Pages - Develop and deploy your web apps on Cloudflare's fast, secure global network. Five hundred monthly builds, 100 custom domains, Integrated SSL, unlimited accessible seats, unlimited preview deployments, and full-stack capability via Cloudflare Workers integration. - Queues - 1 million operations per month - TURN - 1TB of free (outgoing) traffic per month.
• Google Cloud Platform - - App Engine - 28 frontend instance hours per day, nine backend instance hours per day - Cloud Firestore - 1GB storage, 50,000 reads, 20,000 writes, 20,000 deletes per day - Compute Engine - 1 non-preemptible e2-micro, 30GB HDD, 5GB snapshot storage (restricted to certain regions), 1 GB network egress from North America to all region destinations (excluding China and Australia) per month - Cloud Storage - 5GB, 1GB network egress - Cloud Shell - Web-based Linux shell/primary IDE with 5GB of persistent storage. 60 hours limit per week - Cloud Pub/Sub - 10GB of messages per month - Cloud Functions - 2 million invocations per month (includes both background and HTTP invocations) - Cloud Run - 2 million requests per month, 360,000 GB-seconds memory, 180,000 vCPU-seconds of compute time, 1 GB network egress from North America per month - Google Kubernetes Engine - No cluster management fee for one zonal cluster. Each user node is charged at standard Compute Engine pricing - BigQuery - 1 TB of querying per month, 10 GB of storage each month - Cloud Build - 120 build-minutes per day - Google Colab - Free Jupyter Notebooks development environment. - Kaggle - Jupyter Notebooks with 4 CPU cores and 30 GB RAM computational environment without any weekly usage limits. With Phone number verification - 1 Nvidia Tesla P100 GPU or 2x Nvidia Tesla T4 GPU can be added with usage limit of 30 GPU hours/week for free. With Identity verification - 1 TPU v3-8 with 96 CPU cores and 330 GB RAM is available with usage limit of 20 hours/week for free. Check [Technical Specifications](https://www.kaggle.com/docs/notebooks#technical-specifications) for more details.
• IBM Cloud - - Cloudant database - 1 GB of data storage - Db2 database - 100MB of data storage - API Connect - 50,000 API calls per month - Availability Monitoring - 3 million data points per month - Log Analysis - 500MB of daily log
• Microsoft Azure - - Virtual Machines - 1 B1S Linux VM, 1 B1S Windows VM (12mo) - App Service - 10 web, mobile, or API apps (60 CPU minutes/day) - Functions - 1 million requests per month - DevTest Labs - Enable fast, easy, and lean dev-test environments - Active Directory - 500,000 objects - Active Directory B2C - 50,000 monthly stored users - Azure DevOps - 5 active users, unlimited private Git repos - Azure Pipelines - 10 free parallel jobs with unlimited minutes for open source for Linux, macOS, and Windows - Microsoft IoT Hub - 8,000 messages per day - Load Balancer - 1 free public load-balanced IP (VIP) - Notification Hubs - 1 million push notifications - Bandwidth - 15GB Inbound(12mo) & 5GB egress per month - Cosmos DB - 25GB storage and 1000 RUs of provisioned throughput - Static Web Apps - Build, deploy, and host static apps and serverless functions with free SSL, Authentication/Authorization, and custom domains - Storage - 5GB LRS File or Blob storage (12mo) - Cognitive Services - AI/ML APIs (Computer Vision, Translator, Face detection, Bots, etc) with free tier including limited transactions - Cognitive Search - AI-based search and indexation service, free for 10,000 documents - Azure Kubernetes Service - Managed Kubernetes service, free cluster management - Event Grid - 100K ops/month
• Oracle Cloud - - Compute - 2 AMD-based Compute VMs with 1/8 OCPU and 1 GB memory each - 4 Arm-based Ampere A1 cores and 24 GB of memory usable as one VM or up to 4 VMs - Instances will be reclaimed when [deemed idle](https://docs.oracle.com/en-us/iaas/Content/FreeTier/freetier_topic-Always_Free_Resources.htm#compute__idleinstances) - Block Volume - 2 volumes, 200 GB total (used for compute) - Object Storage - 10 GB - Load balancer - 1 instance with 10 Mbps - Databases - 2 DBs, 20 GB each - Monitoring - 500 million ingestion data points, 1 billion retrieval datapoints - Bandwidth - 10 TB egress per month, speed limited to 50 Mbps on x64-based VM, 500 Mbps * core count on ARM-based VM - Public IP - 2 IPv4 for VMs, 1 IPv4 for load balancer - Notifications - 1 million delivery options per month, 1000 emails sent per month
• Zoho - Started as an e-mail provider but now provides a suite of services, some of which have free plans. List of services having free plans : - Catalyst by Zoho - PaaS/full-stack cloud platform with a generous [free tier](https://catalyst.zoho.com/free-tier.html) - [Email](https://zoho.com/mail) Free for 5 users. 5GB/user & 25 MB attachment limit, one domain. - Zoho Assist - Zoho Assist's forever free plan includes one concurrent remote support license and Access to 5 unattended computer licenses for unlimited duration available for both professional and personnel use. - [Sprints](https://zoho.com/sprints) Free for 5 users,5 Projects & 500MB storage. - Docs - Free for 5 users with 1 GB upload limit & 5GB storage. Zoho Office Suite (Writer, Sheets & Show) comes bundled. - Projects - Free for 3 users, 2 projects & 10 MB attachment limit. The same plan applies to [Bugtracker](https://zoho.com/bugtracker). - Connect - Team Collaboration free for 25 users with three groups, three custom apps, 3 Boards, 3 Manuals, and 10 Integrations along with channels, events & forums. - Meeting - Meetings with upto 3 meeting participants & 10 Webinar attendees. - Vault - Password Management is accessible for Individuals. - Showtime - Yet another Meeting software for training for a remote session of up to 5 attendees. - Notebook - A free alternative to Evernote. - Wiki - Free for three users with 50 MB storage, unlimited pages, zip backups, RSS & Atom feed, access controls & customizable CSS. - Subscriptions - Recurring Billing management free for 20 customers/subscriptions & 1 user with all the payment hosting done by Zoho. The last 40 subscription metrics are stored - Checkout - Product Billing management with 3 pages & up to 50 payments. - Desk - Customer Support management with three agents, private knowledge base, and email tickets. Integrates with [Assist](https://zoho.com/assist) for one remote technician & 5 unattended computers. - Cliq - Team chat software with 100 GB storage, unlimited users, 100 users per channel & SSO. - Campaigns - Email Marketing - Forms - Form Creator - Sign - Paperless Signatures - Surveys - Online Surveys - Bookings - Appointment Scheduling

Cloud management solutions

• Brainboard - Collaborative solution to visually build and manage cloud infrastructures from end-to-end.
• Cloud 66 - Free for personal projects (includes one deployment server, one static site), Cloud 66 gives you everything you need to build, deploy, and grow your applications on any cloud without the headache of the “server stuff.”.
• deployment.io - Deployment.io helps developers automate deployments on AWS. On our free tier, a developer (single user) can deploy unlimited static sites, web services, and environments. We provide 10 job executions free per month with previews and auto-deploys included in the free tier.
• Pulumi - Modern infrastructure as a code platform that allows you to use familiar programming languages and tools to build, deploy, and manage cloud infrastructure.
• scalr.com - Scalr is a Terraform Automation and COllaboration (TACO) product used to better collaboration and automation on infrastructure and configurations managed by Terraform. Full Terraform CLI support, OPA integration, and a hierarchical configuration model. No SSO tax. All features are included. Use up to 50 runs/month for free.

CDN and Protection

• bootstrapcdn.com - CDN for bootstrap, bootswatch and fontawesome.io
• CacheFly - Up to 5 TB per month of Free CDN traffic, 19 Core PoPs , 1 Domain and Universal SSL.
• cdnjs.com - Simple. Fast. Reliable. Content delivery at its finest. cdnjs is a free and open-source CDN service trusted by over 11% of all websites, powered by Cloudflare.
• developers.google.com - The Google Hosted Libraries is a content distribution network for the most popular Open Source JavaScript libraries
• Gcore - Global content delivery network, 1 TB and 1 million requests per month free and free DNS hosting
• jsdelivr.com - A free, fast, and reliable open-source CDN. Supports npm, GitHub, WordPress, Deno, and more.
• Microsoft Ajax - The Microsoft Ajax CDN hosts popular third-party JavaScript libraries such as jQuery and enables you to easily add them to your Web application
• Namecheap Supersonic - Free DDoS protection
• ovh.ie - Free DDoS protection and SSL certificate
• PromoProxy - Free cloud Secure Web Gateway. Free plan includes up to 5 users and 1 GB per day.
• raw.githack.com - A modern replacement of **rawgit.com** which simply hosts file using Cloudflare
• Skypack - The 100% Native ES Module JavaScript CDN. Free for 1 million requests per domain per month.
• statically.io - CDN for Git repos (GitHub, GitLab, Bitbucket), WordPress-related assets, and images
• Stellate - Stellate is a blazing-fast, reliable CDN for your GraphQL API and free for two services.
• toranproxy.com - Proxy for Packagist and GitHub. Never fail CD. Free for personal use, one developer, no support
• UNPKG - CDN for everything on npm
• weserv - An image cache & resize service. Manipulate images on the fly with a worldwide cache.

PaaS

• ampt.dev - Ampt lets teams build, deploy, and scale JavaScript apps on AWS without complicated configs or managing infrastructure. Free Preview plan includes 500 invocations hourly, 2,500 invocations daily and 50,000 invocations monthly. Custom domains are allowed only in the paid plans.
• anvil.works - Web app development with nothing but Python. Free tier with unlimited apps and 30-second timeouts.
• Apply.build - Build and deploy your GitHub app for free with 0.5 vCPUs / 512 MiB RAM, European servers, automatic firewall, real-time performance metrics. Run Node.js, Python, Go, Java, static sites, microservices, and more.
• appwrite - Unlimited projects with no project pausing (supports websockets) and authentication service. 1 Database, 3 Buckets, 5 Functions per project in free tier.
• boxd - Persistent Linux VMs accessible through SSH or CLI. Free tier includes 10 VMs at 2 vCPU / 8 GB RAM / 100 GB disk each, with a public HTTPS URL per VM (so no networking fuss) and the ability to fork any running machine. <30ms cold boot, <100ms fork, <1ms suspend/resume, EU-hosted & EU-made, idle VMs sleep to zero.
• Choreo - AI-native internal developer platform as a service. The free tier includes up to 5 components and $100 credits per month.
• Clever Cloud - European PaaS with automated deployments, autoscaling, managed databases, and Git-based workflows. Includes €20 free credits at signup, a limited DEV plan with free MySQL and PostgreSQL databases, and free allowances for services like Heptapod and FS Buckets.
• codenameone.com - Open source, cross-platform, mobile app development toolchain for Java/Kotlin developers. Free for commercial use with an unlimited number of projects
• Daestro - Run compute jobs across Cloud Providers & On-Prem. The free tier includes up to 10 concurrent job runs, 2 compute spawns, self-hosted compute, 1 cloud provider, 1 container registry and 1 cron job.
• Deno Deploy - Distributed system that runs JavaScript, TypeScript, and WebAssembly at the edge worldwide. The free tier includes 100,000 requests per day and 100 GiB data transfers per month.
• domcloud.co - Linux hosting service that provides CI/CD with GitHub, SSH, and MariaDB/Postgres database. The free version has 1 GB storage and 1 GB network/month limit and is limited to a free domain.
• encore.dev - Backend framework using static analysis to provide automatic infrastructure, boilerplate-free code, and more. Includes free cloud hosting for hobby projects.
• flightcontrol.dev - Deploy web services, databases, and more on your own AWS account with a Git push style workflow. Free tier for users with 1 developer on personal GitHub repos. AWS costs are billed through AWS, but you can use credits and the AWS free tier.
• gigalixir.com - Gigalixir provides one free instance that never sleeps and a free-tier PostgreSQL database limited to 2 connections, 10, 000 rows and no backups for Elixir/Phoenix apps.
• leapcell - Leapcell is a reliable distributed applications platform, providing everything you need to seamlessly support your rapid growth. The free plan includes 100k service invocations, 10k async tasks and 100k Redis commands.
• Northflank - Build and deploy microservices, jobs, and managed databases with a powerful UI, API & CLI. Seamlessly scale containers from version control and external Docker registries. The free tier includes two services, two cron jobs and 1 database.
• Ownkube - Free single-node k3s in your own AWS account, run apps, databases, workers with a git push. Use your AWS credits at peak efficiency.
• pipedream.com - An integration platform built for developers. Develop any workflow based on any trigger. Workflows are code you can run [for free](https://docs.pipedream.com/pricing/). No server or cloud resources to manage.
• pythonanywhere.com - Cloud Python app hosting. Beginner account is free, 1 Python web application at your-username.pythonanywhere.com domain, 512 MB private file storage, one MySQL database
• WunderGraph - An open-source platform that allows you to quickly build, ship and manage modern APIs. Built-in CI/CD, GitHub integration, and automatic HTTPS. Up to 3 projects, 1GB egress, 300 minutes of build time per month on the [free plan](https://wundergraph.com/pricing)
• YepCode - All-in-one platform to connect APIs and services in a serverless environment. It brings all the agility and benefits of NoCode tools but with all the power of using programming languages. The free tier includes [1.000 yeps](https://yepcode.io/pricing/).

BaaS

• Activepieces - Build automation flows to connect several apps together in your app's backend. For example, send a Slack message or add a Google Sheet row when an event fires in your app. Free up to 5,000 tasks per month.
• back4app.com - Back4App is an easy-to-use, flexible and scalable backend based on Parse Platform.
• backendless.com - Mobile and Web Baas, with 1 GB file storage free, push notifications of 50,000/month, and 1000 data objects in the table.
• connectycube.com - Unlimited chat messages, p2p voice & video calls, files attachments and push notifications. Free for apps up to 1000 users.
• convex.dev - Reactive backend as a service, hosting your data (documents with relationships & serializable ACID transactions), serverless functions, and WebSockets to stream updates to various clients. Free for small projects - up to 1M records, 5M monthly function calls.
• ETLR - Define, version, and deploy automation scripts using YAML. A developer-first alternative to drag-and-drop tools. Can be used for scheduled tasks, AI agents, and infrastructure monitoring. Free tier includes 100 credits/month.
• Flutter Flow - Build your Flutter App UI without writing a single line of code. Also has a Firebase integration. The free plan includes full access to UI Builder and Free templates.
• getstream.io - Build scalable In-App Chat, Messaging, Video and audio, and Feeds in a few hours instead of weeks
• IFTTT - Automate your favorite apps and devices. Free 2 Applets
• Integrately - Automate tedious tasks with a single click. Free 100 Tasks, 15 Minute
• LeanCloud - Mobile backend. 1GB of data storage, 256MB instance, 3K API requests/day, and 10K pushes/day are free. (API is very similar to Parse Platform)
• nhost.io - Serverless backend for web and mobile apps. The free plan includes PostgreSQL, GraphQL (Hasura), Authentication, Storage, and Serverless Functions.
• OneSignal - 10,000 emails/month,No Credit Cards are required.
• paraio.com - Backend service API with flexible authentication, full-text search and caching. Free for one app, 1GB of app data.
• pubnub.com - Swift, Kotlin, and React messaging at 1 million transactions each month. Transactions may contain multiple messages.
• pushbots.com - Push notification service. Free for up to 1.5 million pushes/month
• pusher.com - Free, unlimited push notifications for 2000 monthly active users. A single API for iOS and Android devices.
• simperium.com - Move data everywhere instantly and automatically, multi-platform, unlimited sending and storage of structured data, max. 2,500 users/month
• Supabase - The Open Source Firebase Alternative to build backends. Free Plan offers Authentication, Realtime Database & Object Storage.
• tyk.io - API management with authentication, quotas, monitoring and analytics. Free cloud offering
• zapier.com - Connect the apps you use to automate tasks. Five zaps every 15 minutes and 100 tasks/month Update Time, five active automations, webhooks.

Web Hosting

• Alwaysdata - 1 GB free web hosting with support for MySQL, PostgreSQL, RabbitMQ, .NET, Deno, Elixir, Go, Java, Lua, Node.js, PHP, Python, Ruby, Rust. Custom web servers, access via FTP, WebDAV and SSH. Mailbox, mailing list and app installer included. No custom domain on free plan.
• Awardspace.com - Free web hosting + a free short domain, PHP, MySQL, App Installer, Email Sending & No Ads.
• Bubble - Visual programming to build web and mobile apps without code, free with Bubble branding.
• dAppling Network - Decentralized web hosting platform for Web3 frontends focusing on increasing uptime and security and providing an additional access point for users.
• DigitalOcean - Build and deploy three static sites for free on the App Platform Starter tier.
• FreeFlarum - Community-powered free Flarum hosting for up to 250 users (donate to remove the watermark from the footer).
• Kinsta Static Site Hosting - Deploy up to 100 static sites for free, custom domains with SSL, 100 GB monthly bandwidth, 260+ Cloudflare CDN locations.
• MDB GO - Free hosting for one project with two weeks Container TTL, 500 MB RAM per project, SFTP - 1G disk space.
• Mirin - Website platform for developer-built React, Vue, or Svelte component sites with visual editing, forms, analytics, and global CDN hosting. Free tier includes 1 site with unlimited pages and submissions.
• Neocities - Static, 1 GB free storage with 200 GB Bandwidth.
• Netlify - Builds, deploys and hosts static site/app free for 300 credits/month (equals 30 GB bandwidth).
• PandaStack - An eco-system for developers includes web hosting in different formats (static web hosting, container based web hosting, wordpress and so many other managed apps available in couple of clicks ). One free web hosting (static or containered) and one free database with 100GB Bandwidth and 300 Build mins/month.
• pantheon.io - Drupal and WordPress hosting, automated DevOps, and scalable infrastructure. Free for developers and agencies. No custom domain.
• Qoddi - PaaS service similar to Heroku with a developer-centric approach and all-inclusive features. Free tier for static assets, staging, and developer apps.
• readthedocs.org - Free documentation hosting with versioning, PDF generation, and more
• render.com - Unified cloud to build and run apps and sites with free SSL, a global CDN, private networks, auto-deploys from Git, and completely free plans for web services, databases, and static web pages.
• SourceForge - Find, Create, and Publish Open Source software for free
• surge.sh - Static web publishing for Front-End developers. Unlimited sites with custom domain support
• tilda.cc - One site, 50 pages, 50 MB storage, only the main pre-defined blocks among 170+ available, no fonts, no favicon, and no custom domain
• Vercel - Build, deploy, and host web apps with free SSL, global CDN, and unique Preview URLs each time you `git push`. Perfect for Next.js and other Static Site Generators.
• Versoly - SaaS-focused website builder - unlimited websites, 70+ blocks, five templates, custom CSS, favicon, SEO and forms. No custom domain.

DNS

• 1.1.1.1 - Free public DNS Resolver, which is fast and secure (encrypt your DNS query), provided by Cloudflare. Useful to bypass your internet provider's DNS blocking, prevent DNS query spying, and [to block adult & malware content](https://developers.cloudflare.com/1.1.1.1/1.1.1.1-for-families). It can also be used [via API](https://developers.cloudflare.com/1.1.1.1/encrypted-dns/dns-over-https/make-api-requests). Note: Just a DNS resolver, not a DNS hoster.
• 1984.is - Free DNS service with API and lots of other free DNS features included.
• cloudns.net - Free DNS hosting up to 1 domain with 50 records
• deSEC - Free DNS hosting with API support, designed with security in mind. Runs on open-source software and is supported by [SSE](https://www.securesystems.de/).
• dns.he.net - Free DNS hosting service with Dynamic DNS Support
• dnspod.com - Free DNS hosting.
• duckdns.org - Free DDNS with up to 5 domains on the free tier. With configuration guides for various setups.
• Dynv6.com - Free DDNS service with [API support](https://dynv6.com/docs/apis) and management of a lot of dns record types (like CNAME, MX, SPF, SRV, TXT and others).
• freedns.afraid.org - Free DNS hosting. Also, provide free subdomains based on numerous public user [contributed domains](https://freedns.afraid.org/domain/registry/). Get free subdomains from the "Subdomains" menu after signing up.
• Glauca - Free DNS hosting for up to 3 domains and DNSSEC support
• Hetzner - Free DNS hosting from Hetzner with API support.
• huaweicloud.com - Free DNS hosting by Huawei
• LocalCert - Free `.localcert.net` subdomains compatible with public CAs for use with-in private networks
• luadns.com - Free DNS hosting, three domains, all features with reasonable limits
• namecheap.com - Free DNS. No limit on the number of domains
• nextdns.io - DNS-based firewall, 300K free queries monthly
• noip - a dynamic DNS service that allows up to 3 hostnames free with confirmation every 30 days
• noip.at - Free DDNS service without registration, tracking, logging or advertising. No limit to domains.
• sslip.io - Free DNS service that when queried with a hostname with an embedded IP address returns that IP address.
• VolaryDDNS - Free high-performant DDNS with no subscriptions or advertisements
• zilore.com - Free DNS hosting for 5 domains.
• zoneedit.com - Free DNS hosting with Dynamic DNS Support.
• Zonomi - Free DNS hosting service with instant DNS propagation. Free plan: 1 DNS zone (domain name) with up to 10 DNS records.

Domain

• DigitalPlat - Free subdomains.
• isroot.in - Free isroot.in subdomains.
• pp.ua - Free pp.ua subdomains.

IaaS

• 4EVERLAND - Compatible with AWS S3 - APIs, interface operations, CLI, and other upload methods, upload and store files from the IPFS and Arweave networks in a safe, convenient, and efficient manner. Registered users can get 6 GB of IPFS storage and 300MB of Arweave storage for free. Any Arweave file uploads smaller than 150 KB are free.
• backblaze.com - Backblaze B2 cloud storage. Free 10 GB (Amazon S3-like) object storage for unlimited time
• C2 Object Storage - S3 compatibility object storage. 15 GB free storage and 15 GB downloads per month.
• filebase.com - S3 Compatible Object Storage Powered by Blockchain. 5 GB free storage for an unlimited duration.
• Modal - AI-driven IaaS with generous compute, storage; offers $30 (might be limited to $5 on certain accounts) of free monthly credits

Managed Data Services

• 8base.com - 8base is a full-stack low-code development platform built for JavaScript developers built on top of MySQL and GraphQL and serverless backend-as-a-service. It allows you to start building web applications quickly using a UI app builder and scale quickly, The Free tier includes rows: 2,500, Storage: 500, Serverless computing: 1Gb/h, and client app users: 5.
• airtable.com - Looks like a spreadsheet, but it's a relational database unlimited bases, 1,200 rows/base, and 1,000 API requests/month
• Aiven - Aiven offers free PostgreSQL, MySQL and Valkey (Redis compatible) plans on its open-source data platform. Single node, 1 CPU, 1GB RAM, and for PostgreSQL and MySQL, 1GB storage. Easy migration to more extensive plans or across clouds.
• CockroachDB Cloud - Free tier offers 50 million RUs and 10 GiB of storage (same as 15$ worth) free per month. ([What's the Request Units](https://www.cockroachlabs.com/docs/cockroachcloud/metrics-request-units.html))
• codehooks.io - Easy to use JavaScript serverless API/backend and NoSQL database service with functions, Mongdb-ish queries, key/value lookups, a job system, realtime messages, worker queues, a powerful CLI and a web-based data manager. Free plan has 5GB storage and 60/API calls per minute. 2 developers included. No credit-card required.
• Couchbase Capella - deploy a forever free tier fully managed database cluster with 1 node and 8GB storage, built for developers to create the next generation of applications across IoT to AI
• CrateDB - Distributed Open Source SQL database for real-time analytics. [Free Tier CRFREE](https://crate.io/lp-crfree): One-node with 2 CPUs, 2 GiB of memory, 8 GiB of storage. One cluster per organization, no payment method needed.
• filess.io - filess.io is a platform where you can create two databases with up to 10 MB per database of the following DBMS for free: MySQL, MariaDB, MongoDB, and PostgreSQL.
• InfluxDB - Timeseries database, free up to 3MB/5 minutes writes, 30MB/5 minutes reads and 10,000 cardinalities series
• MemCachier - Managed Memcache service. Free for up to 25MB, 1 Proxy Server, and basic analytics
• MongoDB Atlas - free tier gives 512 MB
• Neo4j Aura - Managed native Graph DBMS / analytics platform with a Cypher query language and a REST API. Limits on graph size (200k nodes, 400k relationships).
• Neon - Managed PostgreSQL, 0.5 GB of storage per project, 100 Projects ,10 branches per project, Unlimited Databases, always-available primary branch ( Auto suspend after 5 minutes), 20 hours of Active time per month (total) for non-primary branch compute.
• Nile - A Postgres platform for B2B apps. Unlimited databases, Always available with no shutdown, 1GB of storage (total), 50 million query tokens, autoscaling, unlimited vector embeddings
• Prisma Postgres - Super fast hosted Postgres built on unikernels and running on bare metal, 500MB total storage, 5 databases, integrated with Prisma ORM.
• Qdrant - Vector Database for embedding data, single node cluster with 0.5 vCPU, 1GB RAM, and 4GB disk.
• restdb.io - a fast and straightforward NoSQL cloud database service. With restdb.io you get schema, relations, automatic REST API (with MongoDB-like queries), and an efficient multi-user admin UI for working with data. The free plan allows 3 users, 2500 records, and 1 API request per second.
• Rivestack - Managed PostgreSQL with pgvector optimized for AI workloads. The free tier includes 2GB storage, daily snapshots, 14-day point-in-time recovery, and a built-in SQL editor that converts search queries to vector embeddings.
• SeaTable - Flexible, Spreadsheet-like Database built by the Seafile team. unlimited tables, 2,000 lines, 1-month versioning, up to 25 team members.
• skyvia.com - Cloud Data Platform offers a free tier and all plans are completely free while in beta
• StackBy - One tool that combines spreadsheets' flexibility, databases' power, and built-in integrations with your favorite business apps. The free plan includes unlimited users, ten stacks, and a 2GB attachment per stack.
• Tinybird - A serverless managed ClickHouse with connection-less data ingest over HTTP and lets you publish SQL queries as managed HTTP APIs. There is no time limit on free-tier, 10GB storage + 1000 API requests per day.
• Turso by ChiselStrike - Turso is SQLite Developer Experience in an Edge Database. Turso provides a Free Forever starter plan, 9 GB of total storage, Up to 500 databases, Up to 3 locations, 1 billion row reads per month, and Local development support with SQLite.
• Upstash - Serverless Redis with free tier up to 500K monthly commands, 256MB max database size, and 20 concurrent connections

Tunneling, WebRTC, Web Socket Servers and Other Routers

• btunnel - Expose localhost and local tcp server to the internet. Free plan includes file server, custom http request and response headers, basic auth protection and 1 hour tunnel timeout.
• cname.dev - Free and secure dynamic reverse proxy service.
• conveyor.cloud - Visual Studio extension to expose IIS Express to the local network or over a tunnel to a public URL.
• Expose - Expose local sites via secure tunnels. The free plan includes an EU Server, Random subdomains, and Single users.
• Hamachi - LogMeIn Hamachi is a hosted VPN service that lets you securely extend LAN-like networks to distributed teams with a free plan that allows unlimited networks with up to 5 people
• Hookdeck - Develop, test, and monitor your webhooks from anywhere. 100K requests and 100K attempts per month with three days retention.
• localhost.run - Expose locally running servers over a tunnel to a public URL.
• localtunnel - Expose locally running servers over a tunnel to a public URL. Free hosted version, and [open source](https://github.com/localtunnel/localtunnel).
• LocalXpose - Reverse proxy that enables you to expose your localhost servers to the internet. The free plan has 15 minutes tunnel lifetime.
• ngrok.com - Expose locally running servers over a tunnel to a public URL.
• Pinggy - Public URLs for localhost with a single command, no downloads required. HTTPS / TCP / TLS tunnels. The free plan has 60 minutes tunnel lifetime.
• Radmin VPN - Connect multiple computers together via a VPN-enabling LAN-like network. Unlimited peers. (Hamachi alternative)
• serveo - Expose local servers to the internet. No installation, no signup. Free subdomain, no limits.
• Tailscale - Zero config VPN, using the open-source WireGuard protocol. Installs on MacOS, iOS, Windows, Linux, and Android devices. Free plan for personal use with 100 devices and three users.
• webhookrelay.com - Manage, debug, fan-out, and proxy all your webhooks to public or internal (i.e. localhost) destinations. Also, expose servers running in a private network over a tunnel by getting a public HTTP endpoint (`https://yoursubdomain.webrelay.io <----> http://localhost:8080`).
• Xirsys - Unlimited STUN usage + 500 MB monthly TURN bandwidth, capped bandwidth, single geographic region.
• ZeroTier - FOSS managed virtual Ethernet as a service. Unlimited end-to-end encrypted networks of 25 clients on the free plan. Clients for desktop/mobile/NA; web interface for configuration of custom routing rules and approval of new client nodes on private networks

Storage and Media Processing

• AndroidFileHost - Free file-sharing platform with unlimited speed, bandwidth, file count, download count, etc. It is mainly aimed for Android dev-related files like APK build, custom ROM & modifications, etc. But seems to accept any other files as well.
• anon.li Drop - Zero-knowledge E2EE file sharing with client-side AES-256-GCM encryption and zero server-side data access. Free uploads for files up to 5GB with max expiry up to 3 days through the website, CLI or API.
• borgbase.com - Simple and secure offsite backup hosting for Borg Backup. 10 GB free backup space and two repositories.
• cloudinary.com - Image upload, powerful manipulations, storage, and delivery for sites and apps, with Ruby, Python, Java, PHP, Objective-C, and more libraries. The free tier includes 25 monthly credits. One credit equals 1,000 image transformations, 1 GB of storage, or 1 GB of CDN usage.
• degoo.com - AI based cloud storage with free up to 20 GB, three devices, 5 GB referral bonus (90 days account inactivity).
• Dropshare - Zero-knowledge file sharing. End-to-end encrypted file sharing with AES-256-GCM encryption, client-side processing, and zero server-side data access. Free uploads for files up to 1GB with no data collection.
• embed.ly - Provides APIs for embedding media in a webpage, responsive image scaling, and extracting elements from a webpage. Free for up to 5,000 URLs/month at 15 requests/second
• Ente - Ente is an end-to-end encrypted cloud for photos, videos and 2FA secrets. Can also be self-hosted along with a generous forever free-tier of 10GB. For free tier users, only single replica of data is kept.
• file.io - 2 GB storage of files. A file is auto-deleted after one download. REST API to interact with the storage. Rate limit one request/minute.
• FileShot.io - Zero-knowledge encrypted file sharing. AES-256-GCM browser-side encryption ensures files are encrypted in-browser before upload. No account required for sender or recipient. Self-hostable (MIT open-source). Free tier includes unlimited uploads with no file size restrictions.
• freetools.site - Free online tools. Convert or edit documents, images, audio, video, and more.
• getpantry.cloud - A simple JSON data storage API perfect for personal projects, hackathons, and mobile apps!
• GoFile.io - Free file sharing and storage platform can be used via web-based UI & also API. unlimited file size, bandwidth, download count, etc. But it will be deleted when a file becomes inactive (no download for more than ten days).
• gumlet.com - Image and video hosting, processing and streaming via CDN. Provides generous free tier of 250 GB / month for videos and 30 GB / month for images.
• icedrive.net - Simple cloud storage service. 10 GB free storage
• image-charts.com - Unlimited image chart generation with a watermark
• ImageEngine - ImageEngine is an easy to use global image CDN. Sub 60 sec setup. AVIF and JPEGXL support, WordPress-, Magento-, React-, Vue- plugins and more. Claim your free developer account [here](https://imageengine.io/developer-program/).
• imagekit.io - Image CDN with automatic optimization, real-time transformation, and storage that you can integrate with existing setup in minutes. The free plan includes up to 20GB of bandwidth per month.
• ImgBB - ImgBB is an unlimited image hosting service. Drag and drop your image anywhere on the screen. 32 MB / image limit. Receive Direct image links, BBCode and HTML thumbnails after uploading image. Login to see the upload history.
• Imgbot - Imgbot is a friendly robot that optimizes your images and saves you time. Optimized images mean smaller file sizes without sacrificing quality. It's free for open source.
• imgen - On the fly image generation API (text over background, logo) for opengraph images, free, no watermark, CDN
• imgix - Image Caching, management and CDN. Free plan includes 1000 origin images, infinite transformations and 100 GB bandwidth
• internxt.com - Internxt Drive is a zero-knowledge file storage service based on absolute privacy and uncompromising security. Sign up and get 10 GB for free, forever!
• kraken.io - Image optimization for website performance as a service, free plan up to 1 MB file size
• LibreQR - Free QR code generator focused on privacy and no tracking. Free to use with no data collection.
• MantleDB - Anonymous JSON storage for scripts and tiny apps. No signup required; uses Master AID for updates and Read-Only RID for public fetching. Free tier includes 1 bucket (1MB limit) with a 72h inactivity scavenger policy.
• MConverter - Convert files in bulk. Supports many formats, including [AVIF](https://mconverter.eu/convert/to/avif/) and JXL. Extract image frames from videos. Compress PDFs. Free for 15 files per 24h, up to 100 MB each, processed in batches of eight.
• nitropack.io - Accelerate your site's speed on autopilot with complete front-end optimization (caching, images and code optimization, CDN). Free for up to 5,000 pageviews/month
• npoint.io - JSON store with collaborative schema editing
• otixo.com - Encrypt, share, copy, and move all your cloud storage files from one place. The basic plan provides unlimited file transfer with 250 MB max. file size and allows five encrypted files
• packagecloud.io - Hosted Package Repositories for YUM, APT, RubyGem and PyPI. Limited free plans and open-source plans are available via request
• pcloud.com - Cloud storage service. Up to 10 GB of free storage
• Pinata IPFS - Pinata is the simplest way to upload and manage files on IPFS. Our friendly user interface and IPFS API make Pinata the easiest IPFS pinning service for platforms, creators, and collectors. 1 GB storage free, along with access to API.
• plot.ly - Graph and share your data. The free tier includes unlimited public files and ten private files
• podio.com - You can use Podio with a team of up to five people and try out the features of the Basic Plan, except user management
• Proton Drive - Ultra-secure cloud storage for files and key documents. Free plan offers 5gb of storage space.
• QRME.SH - Fast, beautiful bulk QR code generator - no login, no watermark, no ads. Up to 100 URLs per bulk export.
• QRtracer - Free QR code generator with built-in scan analytics, bulk generation & brand customisation, focused on reliability without any ads.
• QuickChart - Generate embeddable image charts, graphs, and QR codes
• redbooth.com - P2P file syncing, free for up to 2 users
• resmush.it - reSmush.it is a FREE API that provides image optimization. reSmush.it has been implemented on the most common CMS such as WordPress, Drupal, or Magento. reSmush.it is the most used image optimization API with more than seven billion images already treated, and it is still Free of charge.
• sirv.com - Smart Image CDN with on-the-fly image optimization and resizing. The free tier includes 500 MB of storage and 2 GB of bandwidth.
• SlingSite - Create all the optimized versions of your images and videos. For Free. In bulk. For each image, you get the following formats: AVIF, WEBP and JPG in the three selected resolutions (desktop, tablet, mobile) For videos, you get: WebM (codec VP9), MP4 (codec HEVC aka H.265) and MP4 (codec AVC aka H.264) plus the cover image with the first frame.
• sync.com - End-to-End cloud storage service. 5 GB of free storage
• tinypng.com - API to compress and resize PNG and JPEG images, offers 500 compressions for free each month
• transloadit.com - Handles file uploads and encoding of video, audio, images, documents. Free for Open source, charities, and students via the GitHub Student Developer Pack. Commercial applications get 2 GB free for test driving
• twicpics.com - Responsive images as a service. It provides an image CDN, a media processing API, and a frontend library to automate image optimization. The service is free for up to 3GB of traffic/per month.
• uploadcare.com - Uploadcare provides the media pipeline with the ultimate toolkit based on cutting-edge algorithms. All features are available for developers absolutely for free: File Uploading API and UI, Image CDN and Origin Services, Adaptive Delivery, and Smart Compression. The free tier has 3000 uploads, 3 GB traffic, and 3 GB storage.
• VaocherApp QR Code Generator - Easily create custom QR codes for gift cards, gift vouchers, and promotions. Support custom styling, color, logo...