Headroom

100,000 requests/day

Run JavaScript, Wasm and other workers on Cloudflare's edge. The free plan is on by default; daily request caps reset at midnight UTC, and going over returns error 1027.

10 ms CPU per request, 128 MB memory, 50 subrequests, 100 Workers per account

Open Cloudflare WorkersPricing page

100,000 requests/day

Static sites with optional Pages Functions. Function invocations share the Workers Free daily request quota rather than carrying a separate allowance.

Shared with Workers; the daily cap resets at midnight UTC

Open Cloudflare PagesPricing page

$0 / month

Git-backed frontend and serverless hosting. Hobby is the $0 plan, limited to personal, non-commercial use, with usage caps you cannot buy your way past.

Personal, non-commercial use; usage is capped and extra usage cannot be purchased on Hobby

Open VercelPricing page

300 credits / month

Git deploys, previews, functions, blobs and a database, billed in credits. The Free plan is listed as $0 forever, with a monthly credit cap.

$0 forever; custom domains with SSL, deploy previews, functions and a global CDN are on the plan

Open NetlifyPricing page

5 GB bandwidth

Unified hosting for services, static sites and datastores. Hobby is $0 per month plus compute, so the platform fee is free but running compute can still be billed.

$0 / mo plus compute; up to 25 services, custom domains, a global CDN and a firewall

Open RenderPricing page

10 CPU hours / month

Host TypeScript and JavaScript on Deno's isolate cloud. The Free plan is $0 a month for personal use and smaller projects, with included CPU, transfer and domains.

$0 / month; 20 GiB transfer and 5 custom domains on the Free column of the plan table

Open Deno DeployPricing page

Public repositories

Static sites published from a GitHub repository. On GitHub Free it is available for public repositories, including GitHub Free for organisations.

Public repos on GitHub Free and GitHub Free for organisations; public and private repos on paid GitHub plans

Open GitHub PagesPricing page

3 static apps

Git-deployed apps on DigitalOcean. The Free tier is for static sites only: a few apps, a small transfer allowance, automatic HTTPS and a global CDN.

$0 / month; 1 GiB transfer per app, automatic HTTPS, custom domains, global CDN and DDoS mitigation

Open DigitalOcean App PlatformPricing page

1 GB database

A hosted Postgres backend with storage, functions and GraphQL. The Starter plan is $0, limited to one project, and the project pauses after a week of inactivity.

$0 / month; 1 project, paused after 1 week of inactivity; 1 GB storage, 5 GB egress, unlimited users

Open NhostPricing page

100,000 runs / day

Write and run TypeScript vals in the browser. The free plan lets public vals run with a daily run cap, short log retention and email to yourself.

Unlimited public vals, 3-day log retention, email to yourself

Open Val TownPricing page

Free to deploy

Host Spin applications compiled to WebAssembly. The cloud page states it is free to deploy and run starter apps, with a dashboard for what is running.

The official cloud page says starter apps are free to deploy and run

Open Fermyon CloudPricing page

20+ always-free products

Google Cloud's always-free monthly allowances sit alongside a separate new-customer credit. The free usage limits do not expire, but they can change.

New customers get $300 in credit; 20+ products stay free up to monthly limits that are not taken from the credit

Open Google Cloud Free TierPricing page

Up to $200 in credits

AWS redesigned the Free Tier around credits. A new Free plan account can receive up to $200 and closes on its own after six months or when the credits run out, unless you move to a Paid plan.

The Free plan account closes 6 months after opening or when credits run out, whichever is first; you are not charged unless you convert to Paid

Open AWS Free TierPricing page

Always-free monthly caps

Azure splits free usage in two: some services are always free up to a monthly amount for every customer, and some are free for 12 months to new customers only.

Some services stay free within monthly amounts for all customers; other 12-month free services are for new customers only

Open Azure Free AccountPricing page

1,000 build minutes / month

Git-based frontend hosting on AWS. New accounts can pick a free plan that lasts six months after creation. The pricing table also lists monthly no-cost allowances for builds, storage and transfer.

The free plan is available for 6 months after account creation; the table also lists no cost up to 5 GB stored and 15 GB transfer, plus 500,000 SSR requests

Open AWS Amplify HostingPricing page

No-cost plan

Google's app platform, including hosting, Firestore, Auth and storage. Spark is the no-cost plan and does not need a payment method; Blaze is pay-as-you-go and still includes Spark's no-cost usage.

No payment method needed; the pricing page lists generous no-cost usage limits across products, with higher limits on Blaze

Open FirebasePricing page

500 MB database

Hosted Postgres with auth, storage and APIs. The Free plan is $0 a month, limited to two active projects, and free projects pause after a week of inactivity.

$0 / month; 50,000 MAU, 500 MB RAM, 5 GB egress, 1 GB file storage, 2 active projects, paused after 1 week of inactivity

Open SupabasePricing page

100 CU-hours / project / month

Serverless Postgres (Lakebase) that can scale to zero. The Free plan is $0, with no time limit and no credit card, and each project gets its own compute and storage allowance.

$0; 100 projects, 1 GB storage per project, sizes up to 2 CU (8 GB RAM), 5 GB object storage, unlimited team members

Open NeonPricing page

100 databases

Managed libSQL (a SQLite fork) with a generous free plan aimed at many small databases rather than one large one.

$0 / month; 5 GB storage, 500 million rows read, 10 million rows written, 3 GB syncs, 1-day audit retention

Open TursoPricing page

512 MB storage

MongoDB's hosted data platform. The Atlas Free cluster is listed as free forever, for learning and exploring, with a small shared instance.

$0 / hour, free forever; shared RAM and shared vCPU

Open MongoDB AtlasPricing page

250 MB data

Serverless Redis with per-request billing. The Free plan is meant for prototypes and hobby projects, with caps on data, bandwidth and commands.

$0; 10 GB monthly bandwidth, 500,000 commands a month

Open Upstash RedisPricing page

5 million rows read / day

Serverless SQL on Cloudflare. The Workers Free plan includes a daily read and write cap and a total storage cap; hitting a daily cap stops queries until UTC midnight.

100,000 rows written / day, 5 GB total storage, 10 databases

Open Cloudflare D1Pricing page

100,000 reads / day

Globally replicated key-value storage for Workers. Daily free-plan limits reset at 00:00 UTC; going over any one of them blocks further KV calls that day.

1,000 writes, 1,000 deletes and 1,000 list requests per day; 1 GB stored; 1,000 namespaces

Open Cloudflare KVPricing page

1 million function calls

A reactive backend with a hosted database, functions and file storage. The Free & Starter column is $0 a month for personal projects and prototypes.

$0 / month; 0.5 GB database, 1 GB file storage, 20 GB-hours of action compute included

Open ConvexPricing page

25 GiB row storage

Distributed SQL (MySQL-compatible) as a managed service. Starter can start at $0 a month and includes a monthly free allowance across up to five eligible instances.

Free monthly allowance also includes 25 GiB columnar storage and 250 million request units, per organisation, across up to five eligible instances

Open TiDB CloudPricing page

Small cluster (~8 GB)

Managed Couchbase. The pricing FAQ describes a free tier with credits, sample data, SQL++ and a small cluster for prototyping, with no credit card required.

Fully managed, no credit card required; the FAQ describes about one node and ~8 GB for prototyping, plus credits and sample data

Open Couchbase CapellaPricing page

50,000 MRU per app

Prebuilt sign-in, user management and organisations. Hobby is free, with no credit card, and the monthly cap is measured in monthly recognised users per app.

Free, no credit card; 3 dashboard seats, unlimited applications, 5 user impersonations

Open ClerkPricing page

25,000 MAU

Okta's identity platform. The Free plan is $0 a month and does not need a credit card to start, with a monthly active user cap and one custom domain (card verification required for the domain).

$0 / month, no credit card to sign up; 1 custom domain (card verification required), passwordless, unlimited social connections, 5 organisations

Open Auth0Pricing page

10,000 MAU

Authentication and authorisation APIs, including B2B organisations. Consumer auth lists an always-free monthly active user allowance.

$0 / month starting point; the pricing page also lists unlimited organisations and 5 SSO or SCIM connections in that always-free set

Open StytchPricing page

7,500 MAU

Drag-and-drop and API auth workflows. The Free Forever plan is $0, with no overages — you have to upgrade to go past the caps.

$0; 10 monthly active tenants, 3 SSO connections, 5 test users, 10,000 M2M exchanges; no overages

Open DescopePricing page

5,000 MAU

Open-source auth you can self-host or run as a managed service. The managed pricing table lists MAUs as free under a 5,000-user threshold.

The pricing table lists $0 under 5,000 monthly active users, and the first 3 dashboard users as free

Open SuperTokensPricing page

50,000 MAU

Open-source identity with a hosted cloud. The Free plan is $0 a month, no credit card, for starting out and trying the product.

$0 / mo, no credit card; 50,000 tokens, user authentication, machine-to-machine and account APIs

Open Logto CloudPricing page

100 daily active users

Open-source identity, hosted or self-hosted. The cloud Free plan is $0 a month and is capped on daily active users rather than a large monthly MAU number.

$0 / month; unlimited stored users and organisations, 3 identity providers, data residency options

Open ZitadelPricing page

10,000 MAU

Passkey-first authentication. The Starter plan is free, with no credit card, and includes a monthly active user allowance and a small number of projects.

Free; 2 projects, passkeys, passwords, passwordless, social SSO, MFA, custom domain, no credit card

Open Hanko CloudPricing page

7,500 MAU

User management and hosted login aimed at B2B apps. The $0 plan includes a monthly active user cap and a handful of enterprise connections.

Fully customised hosted login, 5 enterprise connections (SSO/SCIM), unlimited organisations, custom domain

Open FronteggPricing page

10,000 MAU

AWS user pools and identity pools. Essentials and Lite have a free tier that does not expire with the 12-month AWS Free Tier and is available to new and existing customers, except in GovCloud.

For users who sign in directly or through a social IdP, per account or AWS organisation; does not expire with the 12-month Free Tier

Open Amazon CognitoPricing page

Up to 1 million users

Enterprise features such as SSO and directory sync, plus AuthKit. The pricing page lists a $0 monthly starting point and free coverage up to a million users for the user-based line.

$0 / month at the starting point shown for that user-based line on the pricing page

Open WorkOSPricing page

100 emails / day

A transactional email API with React Email support. The Free plan has a daily send cap, a few inboxes and a few custom domains. Open and click tracking is available on every plan, including Free.

3 inboxes and 3 custom domains on the Free column

Open ResendPricing page

100 emails / day

Email API and SMTP. The Free plan is $0 a month for trying the product, with a daily send cap, one sending domain and a short log window.

$0 / mo; 1 custom sending domain, 1 API key, 1-day log retention, ticket support

Open MailgunPricing page

6,000 emails / month

API, SMTP and a campaign editor. The Free plan is $0 a month and states both a monthly and a daily email cap, plus a contact cap.

$0 / month; 200 emails per day, 1,000 contacts, APIs, SMTP relay and webhooks

Open MailjetPricing page

1,000 emails / month

Transactional mail, workflows and broadcasts with a simple two-plan price list. The free plan is labelled free forever and does not need a credit card.

No credit card; unlimited contacts, no per-email charge on the free plan

Open PlunkPricing page

200 requests / month

Send email from the client via templates, without your own server. The Free plan is described as being for testing, with a monthly request cap and two templates.

$0 / mo; 2 email templates, requests up to 50 KB, limited contacts history

Open EmailJSPricing page

10,000 sends / month

A notifications API that fans out to email and other channels. The Developer plan is free and includes a monthly send cap, Journeys, Broadcasts and the official SDKs.

Free; Journeys and Broadcasts, MCP server, CLI, all SDKs, SSO via Google or GitHub

Open CourierPricing page

4,000 emails / month

Email testing and sending. The Free plan is $0 a month, with both a monthly and a daily cap, one domain and a short log window.

$0 / month; 150 emails/day, 1 user, 1 domain, 3 days of email logs

Open MailtrapPricing page

$0 / month

Form endpoints that forward submissions by email. The plans page lists a $0 monthly plan for testing and development; paid Personal starts at $15 a month.

Listed for testing and development; the plans page also offers a yearly option described as free for that testing plan

Open FormspreePricing page

1 user

Error, tracing and session replay. The Developer plan is $0 and limited to one user, with error monitoring, tracing and email alerts.

$0; error monitoring and tracing, alerts and notifications via email

Open SentryPricing page

10 monitors & heartbeats

Uptime, logs, traces, metrics and a status page under one account. The $0 personal plan includes a handful of monitors and a modest observability allowance.

1 status page, Slack and email alerts, 100,000 exceptions/month, 5,000 session replays, 3 GB logs and traces retained 3 days, 30 GB metrics

Open Better StackPricing page

10 uptime monitors

API and Playwright checks from multiple regions. Hobby is $0 a month for personal projects, with caps on monitors and on synthetic check runs.

$0 / month; 2-minute maximum frequency, 6 locations, 1,000 browser checks and 10,000 API checks

Open ChecklyPricing page

5 monitors

Cron, uptime and job monitoring. The Hacker plan is $0, labelled free forever, and is aimed at homelabs and small projects.

$0, free forever; email and Slack alerts, a basic status page, no SMS and no premium integrations

Open CronitorPricing page

Always $0

Hosted Grafana, metrics, logs and traces. The Always free plan is $0, with usage limits, community support and a two-week retention window.

All Grafana Cloud services with usage limits; 14 days retention for metrics, logs and traces; community support

Open Grafana CloudPricing page

1 million analytics events / month

Product analytics, session replay, flags and more in one product. The free allowance renews every month, with or without a card, and is described as not a trial.

No credit card, not a trial; also 5,000 session recordings and 1 million feature-flag requests a month on the free allowance

Open PostHogPricing page

Included with Cloudflare

Privacy-oriented web analytics from Cloudflare, offered without a paid plan on the product page. It does not use cookies in the usual analytics sense.

The product page presents Cloudflare Web Analytics as a free, privacy-first analytics offering

Open Cloudflare Web AnalyticsPricing page

20 jobs

Cron job monitoring by expected pings. The Hobby plan is $0 a month, with a cap on how many jobs you can watch and how many log entries each job keeps.

$0 / month; 100 log entries per job

Open Healthchecks.ioPricing page

100,000 events / month

Open-source web analytics with a hosted cloud. Hobby is $0 a month, limited to one website and a monthly event cap, with half a year of retention.

$0 / month; 1 website, 6-month data retention, community support

Open Umami CloudPricing page

Public repos stay free

Workflows in GitHub. Standard GitHub-hosted runners on public repositories stay free and do not draw down the included compute allowance. Private-repo jobs use a monthly included compute amount that depends on your GitHub plan.

Standard GitHub-hosted runners in public repositories, and self-hosted runners, do not reduce included compute; private-repo usage draws from a monthly included amount

Open GitHub ActionsPricing page

400 compute minutes / month

Pipelines on GitLab.com or self-managed. The GitLab.com Free tier is $0 per user per month, with a seat cap on private top-level groups and a monthly compute-minute allowance.

$0 per user/month, no credit card; 5 users per top-level group (the 5-user cap applies to private groups on GitLab.com Free)

Open GitLab CI/CDPricing page

6,000 build minutes

Hosted CI with Docker, VMs and self-hosted runners. The $0 monthly plan needs no credit card and is capped on build minutes and active users.

No credit card; minutes measured on a small Docker resource class; up to 5 active users/month, 30× concurrency

Open CircleCIPricing page

First 5 users free

Pipelines in Azure DevOps. The Free plan of Azure DevOps includes a handful of user licences and a free self-hosted parallel job with unlimited minutes.

Then $6 per extra user per month; 1 free self-hosted parallel job with unlimited minutes; first 2 GiB of artifacts free

Open Azure PipelinesPricing page

Up to 5 users

Atlassian's Git host, with Pipelines built in. The Free plan is $0 for small teams, capped at five users.

$0 for up to 5 users

Open Bitbucket CloudPricing page

$0

The public container registry most images start from. Docker Personal is $0 and is aimed at individual developers who need the essential tools to build and deploy containers.

For individual developers; the pricing page lists Personal at $0

Open Docker HubPricing page

500 workflow minutes

Managed state, deployments and secrets for Pulumi. The free plan is $0, no credit card, and includes one user plus a monthly workflow-minute cap.

$0, no credit card; 1 user, IaC state management, Pulumi Deployments, basic ESC, unlimited projects, stacks and updates

Open Pulumi CloudPricing page

500 managed resources

HashiCorp's managed Terraform. The Free plan has no charge up to a managed-resource cap, with remote execution and VCS integration included.

No charge up to 500 managed resources; remote Terraform execution, VCS integration and a private module registry are listed on the Free plan

Open HCP TerraformPricing page

5,000 billed snapshots

Visual tests and UI review for Storybook. The $0 plan includes a monthly snapshot cap, Chrome, and unlimited projects and users.

Equivalent to 25k turbosnaps; test on Chrome; unlimited projects, users and collaborators

Open ChromaticPricing page

25 projects

Build, submit and update React Native apps. The Free plan is $0 and includes a cap on the number of projects.

$0; the plan comparison lists 25 projects on Free

Open Expo EASPricing page

10 GB-month storage

S3-compatible object storage. The official pricing page includes a monthly free tier and lists egress to the internet as free.

1 million Class A and 10 million Class B requests per month; egress to the internet is listed as free

Open Cloudflare R2Pricing page

1 GB / month

File storage on Vercel. Hobby users get a monthly included size, and the docs say Blob is free for Hobby users within those usage limits — they will not be charged for overage, but they also cannot buy more.

Included Blob storage size on Hobby; first 10,000 simple operations and first 10 GB of data transfer are the included figures on the Hobby column

Open Vercel BlobPricing page

2 GB storage

File uploads for TypeScript apps. The $0 plan includes a small shared storage pool, short audit logs and unlimited uploads and downloads.

Storage shared between all apps; 7 days of audit log retention; unlimited uploads and downloads

Open UploadThingPricing page

25 monthly credits

Image and video pipeline with a transformation API. The free plan is $0, listed as free forever, and does not need a credit card.

$0, no credit card; 3 users / 1 account, plus the upload widget, API and transformations listed on that plan

Open CloudinaryPricing page

20 GB bandwidth / month

Image and video CDN with a media library. The Forever free plan is $0 a month, with fixed monthly caps and no overage on that plan.

$0 / mo; 3 GB DAM storage, 500 video units, 2 users, 500 purge requests

Open ImageKitPricing page

50,000 requests / month

Open-source feature flags, hosted or self-hosted. The free cloud plan includes a monthly request cap and a single team member.

$0; up to 100,000 users in experiments, 1 team member, unlimited feature flags

Open FlagsmithPricing page

3 users on cloud

Open-source feature flags and A/B tests. The Starter cloud plan is free for a small team, and the self-hosted plan is described as free with unlimited users.

Free; unlimited feature flags and experiments on GrowthBook Cloud. The free self-hosted plan has unlimited users

Open GrowthBookPricing page

No card required

Feature flags and remote config. The Forever Free plan does not need a card and is described as having the same feature set as the paid plans, with lower limits.

Hosted or on-premise; the page says Forever Free has the same feature set as paid plans, for smaller usage

Open ConfigCatPricing page

3 seats

A GraphQL content platform. Hobby is $0 always, for personal projects and for trying the product, with caps on locales, seats and roles.

$0 always; 2 locales, 2 standard roles, 10 components, unlimited asset storage, 50 MB max asset upload

Open HygraphPricing page

300 records

An API-first CMS. The Free plan is described as free forever, with no overages — if you hit a monthly cap, you cannot go past it on that plan.

Free forever; 2 editors, 10 GB of traffic and 100,000 API calls a month; no overages, no credit card to start

Open DatoCMSPricing page

Always free

A visual headless CMS. The pricing page states there is a Starter plan that is always free and does not need a credit card.

No credit card required, according to the official pricing page

Open StoryblokPricing page

Free hosting included

A content platform with a hosted studio. Sanity Studio hosting is listed as included and free on the pricing table.

The pricing table lists Sanity Studio free hosting as included

Open SanityPricing page

500,000 events ingested

Durable functions and event-driven jobs. The pricing page includes a Free plan at $0; include only the limits printed there when you read a figure on the official table.

$0 / month; 5 concurrent steps and 3 workers on the first (Free) column of the plan table

Open InngestPricing page

$5 credits / month

Background jobs for TypeScript apps. The Free plan is $0 a month, with no credit card, and includes a small credit allowance and a concurrency cap.

$0 / month, no credit card; 20 concurrent runs, unlimited tasks, 5 team members

Open Trigger.devPricing page

500 monthly active rooms

Realtime collaboration primitives for rooms, presence and comments. The Free plan needs no credit card and is capped on monthly active rooms and connections per room.

Free, no credit card; 10 simultaneous connections per room on the Free column

Open LiveblocksPricing page

500 MAUs

Pub/sub and realtime APIs. The Free plan is $0 and is capped on monthly active users.

$0; community and email support on a best-effort basis, up to 500 monthly active users

Open AblyPricing page