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What’s being taken away, and when

132 entries, closest to the horizon first. Each links to the vendor’s own announcement.

Within 30 days · 18

Act now if you depend on these.

Runtime →7 days

Microsoft Microsoft ends support for .NET 8 (LTS) and .NET 9 (STS) — after 10 November 2026 neither receives security patches, bug fixes, or technical support

Runtime →7 days

Microsoft Azure Microsoft ends support for the PowerShell 7.4 runtime on Azure Functions on 10 November 2026; function apps keep running but stop receiving security patches, updates, and customer support, and Microsoft directs developers to upgrade to PowerShell 7.6

OS →7 days

Microsoft Windows 11 23H2 stops receiving updates on the Enterprise, Education and IoT Enterprise editions

Runtime →9 days

PostgreSQL Global Development Group PostgreSQL 14 reaches end of life — after 12 November 2026 the community ships no further bug fixes or security patches for the 14.x line

API →10 days

Reddit Reddit is ending support for RSS feeds on 13 November 2026 and winding down public (data) API access — new API access requests stop 31 October 2026 and the public API shuts down for all remaining apps and users in March 2027, moving developers to its Developer Platform.

Feature →12 days

Microsoft Microsoft is deprecating Dataverse for Teams environments: new ones can no longer be created, and existing environments not upgraded to full Dataverse are eventually decommissioned

Feature →12 days

Microsoft Microsoft is deprecating unmanaged developer environments in Power Platform — including the free environment the Power Apps Developer Plan creates; new ones can no longer be created and existing ones are suspended then deleted

Feature →13 days

GitHub Three models are removed from all GitHub Copilot experiences — Claude Opus 4.8, Claude Opus 5, and GPT-5.6 Terra — with suggested replacements

Feature →14 days

Google Google is retiring Gemini Gems, its custom-instruction assistants, and replacing them with Skills; Gems move to the Settings panel on 17 November 2026 and are then removed on a phased schedule — personal accounts in November 2026, Workspace business/enterprise no sooner than 1 March 2027, education no sooner than 1 June 2027.

API →14 days

Google Google is retiring five preview audio models from the Gemini API on 17 November 2026 — the text-to-speech models gemini-3.1-flash-tts-preview, gemini-2.5-flash-preview-tts and gemini-2.5-pro-preview-tts, and the Live API models gemini-3.1-flash-live-preview and gemini-2.5-flash-native-audio-preview-12-2025 — directing developers to the gemini-3.8 Live and TTS successors

Feature →15 days

Auth0 (Okta) Auth0 Rules and Hooks, the legacy extensibility products that run custom JavaScript during authentication and other flows, reach end of life on 18 November 2026; after that date they stop executing and are removed, and Auth0 directs all customers to Actions as the replacement

API →20 days

Cloudflare The foundation_dns boolean in Cloudflare's DNS settings endpoints (/zones/{zone_id}/dns_settings and /accounts/{account_id}/dns_settings) is deprecated; code must select Advanced Nameservers via nameservers.type: "cloudflare.advanced" instead

SaaS →27 days

Mozilla Mozilla is closing Solo, its AI website builder for solopreneurs and freelancers, on 30 November 2026; users must download their websites and transfer any domains before the shutdown.

API →27 days

OpenAI OpenAI is retiring its hosted Evals platform: existing evals become read-only on 31 October 2026, and the Evals dashboard and API shut down entirely on 30 November 2026

API →28 days

OpenAI OpenAI is deprecating three GPT Image generation models — gpt-image-1-mini, gpt-image-1.5 and chatgpt-image-latest — and removing them from the API, directing developers to gpt-image-2

API →28 days

Cloudflare The REST DNS Analytics API (/zones/{zone_id}/dns_analytics/) and DNS Firewall Analytics API (/accounts/{account_id}/dns_firewall/{id}/dns_analytics/report) stop working; analytics automation must move to Cloudflare's GraphQL Analytics API

SaaS →28 days

remove.bg (Canva) The remove.bg standalone website and its self-service background-removal API stop working; the tool moves into Canva and the API to Leonardo.ai

SaaS →28 days

Redis Redis Cloud ends support for the Redis 8.0 database version and auto-upgrades remaining Essentials databases to a later version

Next six months · 20

On the horizon — plan the migration.

SaaS →35 days

Pulley Pulley, the venture-backed cap table and equity management platform for startups, will shut down and cease all operations and services on 8 December 2026, directing customers to migrate to Carta under an exclusive partnership

OS →37 days

Microsoft Azure Microsoft is retiring Azure Linux with OS Guard (preview) as a node pool operating system in Azure Kubernetes Service (AKS). Support ends December 10, 2026, after which no new Azure Linux with OS Guard node pools can be created and existing pools stop receiving node images and security patches; on March 10, 2027 AKS removes the node images entirely. Azure Container Linux is the named replacement.

API →38 days

OpenAI OpenAI is removing the dated GPT-5 and o3 model snapshots — gpt-5-2025-08-07, gpt-5-mini-2025-08-07, gpt-5-nano-2025-08-07, gpt-5-pro-2025-10-06, o3-2025-04-16 and o3-pro-2025-06-10 — from the API on 11 December 2026, directing developers to the gpt-5.6 family

Browser →7 weeks

The Browser Company The Browser Company is sunsetting Arc, its macOS and Windows browser: new Arc accounts stopped on 22 October 2026, Arc Search loses its AI features and sign-in/sync on 23 November, and Arc for macOS and Windows stops working entirely on 22 December 2026, with the company directing users to its AI-first browser Dia

Runtime →8 weeks

PHP PHP 8.2 reaches its security end-of-life on December 31, 2026. Active (bug-fix) support already ended December 31, 2024; after the 2026 date the 8.2 branch receives no further releases at all, including security fixes, so applications and container images pinned to `php:8.2` stop getting patched.

SaaS →8 weeks

Standard Notes Standard Notes is sunsetting Listed, its publishing/blogging platform; the site and all public blogs go offline

Runtime →8 weeks

MariaDB MariaDB 13.0, a non-LTS "rolling" release that shipped on 15 September 2026, reaches end of life on 31 December 2026 — roughly three and a half months of maintenance, after which the 13.0 series gets no further releases

SaaS →8 weeks

HashiCorp HashiCorp is deprecating HCP Vagrant — the cloud-hosted Vagrant box registry and hosting service (formerly Vagrant Cloud) — in three steps: no new boxes/registries after 1 October 2026, end of support 2 November 2026, and full decommission of all remaining deployments on 31 December 2026

SaaS →8 weeks

Codeberg Codeberg Pages v2, the original in-house static-site hosting for Codeberg repositories, is shut off completely on December 31, 2026. Sites still served the old way — the ones whose repository never had a Pages webhook set up — stop being served after that date and must migrate to the new git-pages-backed Codeberg Pages before then.

SaaS →8 weeks

Zeabur Zeabur, the cloud application-deployment platform (a Railway/Render-style PaaS), is winding down: new purchases stopped immediately, dedicated-server renewals are disabled and shared-cluster services pause on 1 December 2026, and all dedicated servers and shared clusters are shut down on 31 December 2026

Feature →8 weeks

Google Gmail is discontinuing three features for third-party (non-Google) email accounts on the web — "Send as" (sending from a non-Google address like an @outlook.com or @yahoo.com account), Gmailify, and POP fetching of external mail into the Gmail web interface — with full removal in January 2027. Google-hosted addresses (Gmail and Workspace) and the Gmail mobile app are not affected.

API →11 weeks

OpenAI OpenAI has deprecated a family of older audio, realtime, and speech-to-text API models — including gpt-realtime, gpt-audio, and the gpt-4o audio/realtime line — and will remove them from the API on 20 January 2027

Feature →13 weeks

Microsoft Azure Azure Blueprints (Preview) is being retired on a phased timeline — new blueprint definitions can no longer be created as of 31 July 2026, and the service is fully removed on 31 January 2027; Microsoft points teams to Template Specs and Deployment Stacks

SaaS →15 weeks

Center for Open Science The Center for Open Science winds down the OSF Projects workflow — collaboration, file management, and storage — locking new project creation from 16 November 2026 and making all projects read-only after 19 February 2027; preregistration and preprints continue

SaaS →16 weeks

Microsoft Azure Deployment Environments (ADE), the service for on-demand, template-based environment provisioning and developer self-service, will be retired on 22 February 2027; the closing-down process begins 14 September 2026 and Microsoft names no drop-in successor

API →16 weeks

OpenAI OpenAI has deprecated its older speech-to-text API models — whisper-1, gpt-4o-transcribe, gpt-4o-mini-transcribe, and gpt-4o-transcribe-diarize — and will remove them from the API on 26 February 2027

SaaS →21 weeks

Amazon Web Services AWS is ending support for Amazon WorkMail, its managed business email and calendar service. WorkMail stops accepting new customers on 30 April 2026, and on 31 March 2027 existing customers can no longer use it or access the WorkMail console and resources. AWS points customers to third-party email services and a mailbox export path.

Runtime →21 weeks

Oracle Oracle JDK 27, a non-LTS feature release that shipped on 15 September 2026, reaches end of life on 31 March 2027 — after which it receives no further Oracle updates, including security patches, and developers are expected to move to the next release or to an LTS line

API →21 weeks

Cloudflare Cloudflare deprecates three Radar API endpoints — GET /radar/http/top/browser, GET /radar/http/top/browser_family, and GET /radar/netflows/summary — on 2 October 2026, with end of life on 2 April 2027; callers move to the dimensioned summary endpoints.

SaaS →25 weeks

Microsoft Azure Microsoft is ending support for the Node.js 22 LTS runtime on Azure App Service on 30 April 2027; apps keep running but stop receiving security updates and customer support, and Microsoft directs developers to upgrade to Node 24 LTS

Later · 19

Dated, but you have room.

Feature →28 weeks

GitLab GitLab Design Management — the feature that lets users attach design assets such as wireframes and mockups to issues — is deprecated and begins removal in GitLab 20.0: new uploads stop, and existing designs become read-only until GitLab 21.0

Feature →28 weeks

GitLab GitLab compliance pipelines — the feature that forces compliance- or security-related CI jobs to run in projects assigned a compliance framework label — are deprecated and will be removed in GitLab 20.0. The replacement is the pipeline execution policy type.

Feature →28 weeks

GitLab GitLab is removing the Dependency Proxy for packages — the feature that proxies and caches packages pulled from upstream Maven registries — in GitLab 20.0 (20 May 2027). It is replaced by the Maven virtual registry, and affected projects must repoint their package-manager configuration from the Dependency Proxy for packages endpoints to the Maven virtual registry.

SaaS →31 weeks

HashiCorp HashiCorp is retiring HCP Vagrant, its hosted Vagrant box registry. New box and registry creation ends 14 December 2026, support ends 15 March 2027, and all operations cease on 7 June 2027, after which hosted boxes are decommissioned. The Vagrant CLI and community edition are not affected.

OS →34 weeks

Canonical Ubuntu 26.10, the interim (non-LTS) release, reaches end of life on July 1, 2027 — about nine months after its October 15, 2026 release. After that date the 26.10 series stops receiving security updates and package fixes, so systems and `ubuntu:26.10` container images pinned to it no longer get patched.

Other →42 weeks

Microsoft Microsoft is retiring every version of Microsoft HPC Pack, its on-premises HPC cluster and job-scheduling software; End of Support is 27 August 2027, after which there are no updates, security fixes, or technical support, and customers are directed to Azure Batch or another Azure service for parallel and HPC scheduling

SaaS →43 weeks

Microsoft Azure Azure VMware Solution (AVS) retires its license-included offering — the pay-as-you-go (PayGo) license-included SKUs on 15 October 2026 and all remaining license-included services (including Reserved Instance SKUs and the AV36 SKU) on 30 August 2027 — forcing customers onto the AVS VCF bring-your-own-license (BYOL) model with portable Broadcom VMware Cloud Foundation licenses

SaaS →43 weeks

Instant Instant, the open-source realtime database and backend-as-a-service, is winding down its hosted Instant Cloud after the team joins OpenAI — new signups are closed and all cloud apps shut down on 31 August 2027, with self-hosting the migration path

Runtime →43 weeks

Microsoft Microsoft ends support for Java 8, 11 and 17 on Azure App Service on 1 September 2027; apps keep running but receive no security updates or customer support, and Microsoft directs customers to upgrade to Java 25

Feature →47 weeks

Microsoft Microsoft is retiring the Azure Functions v1 hosting model on Azure Container Apps on 29 September 2027; after that date existing Functions v1 apps on Azure Container Apps stop running and no longer process requests or event-driven triggers, and must be moved to the Functions v2 hosting model (a native Azure Container App with kind=functionapp)

Feature →47 weeks

Microsoft Microsoft retires the pod name dimension on the Azure Monitor platform metrics kube_pod_status_phase and kube_pod_status_ready for Azure Kubernetes Service on 30 September 2027; the metrics transition to aggregate pod counters and can no longer be filtered, grouped, or alerted on by pod name

SaaS →49 weeks

Microsoft Azure Microsoft is retiring the Azure Key Vault Secrets Provider Extension for Azure Arc-enabled Kubernetes clusters on 9 October 2027; the replacement is the Azure Key Vault Secret Store Extension.

Feature →52 weeks

Microsoft Microsoft retires Always Encrypted with secure (Intel SGX) enclaves in Azure SQL Database on 31 October 2027 as SGX-enabled DC-series hardware is phased out; customers must move to Virtualization-Based Security (VBS) enclaves or SQL Server on Confidential VMs

SaaS →1.9 years

Microsoft Microsoft Dev Box, the managed cloud developer-workstation service, is in maintenance mode and will be retired on 18 September 2028; the closing-down process begins 14 September 2026 and Microsoft points developer cloud environments to Windows 365

API →1.9 years

Microsoft Microsoft will retire several standalone Azure Communication Services (ACS) offerings — including Email, SMS, WhatsApp messaging, Chat, Rooms, Direct Routing, Job Router and the Web/Mobile UI Library SDKs — on 30 September 2028; the ACS calling services undergo breaking changes and will continue to function only with Microsoft Teams and only after apps update to the latest SDKs

SaaS →2.9 years

Microsoft Microsoft is retiring the Azure IoT Central application platform on 20 September 2029; existing IoT Central applications, device connections, dashboards, rules, and jobs must be re-built on Azure IoT Hub, Device Provisioning Service (DPS), Azure Device Registry, and Microsoft Fabric before the retirement date

SaaS →2.9 years

Microsoft Microsoft retires Azure App Service on Azure Stack Hub on 30 September 2029; new installations and all new releases, features and enhancements stopped on 30 September 2026, with existing deployments supported until retirement

SaaS →3 years

Microsoft Microsoft will retire the Azure DCsv3 and DCdsv3-series confidential-computing virtual machines (Linux, Windows, and Dedicated Host) on 31 October 2029; after that date they can no longer be used or purchased, and workloads must move to the v6 confidential VM series or Confidential Container Instances.

SaaS →3 years

Microsoft Microsoft is retiring the Azure Dv3, Dsv3, Ev3, and Esv3 virtual machine series across public-cloud Azure regions; these VMs enter the End-of-Life stage and retire on 15 November 2029, after which they are unsupported and un-migrated VMs may be deallocated and deleted. Recommended target is the Dsv5 / Esv5 generation.

Date not announced · 8

Signalled, no firm date. Watch these.

SaaS · signalled ·not announced

Google Google is discontinuing the classic Google Assistant on mobile devices — phones, tablets, Wear OS watches, compatible headphones, and phone-projected Android Auto — replacing it with Gemini; Google's public post says this happens "later this year," and Google's emails to users (reported 4 August) say removal begins 4 September 2026

Feature ·not announced

JetBrains JetBrains will stop maintaining Kotlin Notebook as a product: from IntelliJ IDEA 2026.2 it is unbundled and gets no new features, and no compatible plugin will be published for 2026.3 and beyond; the source moves to open source

Library ·not announced

Mongock Mongock, the Java/Spring change-management tool for MongoDB, stops feature development now and reaches end-of-life at the end of 2026; its makers point users to a successor, Flamingock

Feature · signalled ·not announced

JetBrains PyCharm unbundles and stops maintaining a set of low-usage bundled plugins — Data Wrangler, Hugging Face, Google Colab, Spark/PySpark support, AI Playground, AI Agents Debugger, and Databricks

Runtime · signalled ·not announced

Python Python 3.10 stops receiving security fixes

API ·not announced

Google The Maps JavaScript API Heatmap Layer and Drawing Library are no longer supported and have been removed

Feature · signalled ·not announced

JetBrains JetBrains is discontinuing Swift language IDE features — editing, syntax highlighting, and navigation in Swift files and between Swift and Kotlin — in the Kotlin Multiplatform (KMP) plugin, starting with IntelliJ IDEA 2026.3 and Android Studio Rabbit 2 (2026.2.2)

Feature · signalled ·not announced

GitLab The official GitLab Helm chart and GitLab Operator are dropping their bundled Ingress controllers — NGINX Ingress, HAProxy and Traefik — with full removal planned for GitLab 20.0. Since 19.0 the chart defaults to the Kubernetes Gateway API with a bundled Envoy Gateway, and the bundled controllers are deprecated and disabled by default. GitLab has not announced a specific calendar date, only the 20.0 milestone.

Already gone · 67

The permanent record.

SaaS ↙gone

Google Google Reader was shut down

Runtime ↙gone

Python Python 2.7 reached end-of-life

Feature ↙gone

Adobe Adobe Flash Player reached end-of-life

OS ↙gone

CentOS / Red Hat CentOS Linux 7 reached end-of-life

Runtime ↙gone

Node.js Node.js 20 "Iron", the LTS line, reached end of life on April 30, 2026. The 20.x branch now receives no further releases of any kind, including security fixes, so applications and container images pinned to `node:20` no longer get patched.

API ↙gone

Google (Tenor) Google decommissioned the Tenor API — the GIF search and share service behind GIF pickers across the web — on 30 June 2026, terminating all API and Ads Distribution Agreements and ending third-party access with no official replacement

SaaS ↙gone

Codeanywhere Codeanywhere, the browser-based cloud IDE, has shut down: new signups closed and the service went fully offline on 1 July 2026, after which workspaces, containers, and any data left on the platform are no longer accessible

Feature ↙gone

Atlassian Bitbucket Cloud ends app passwords entirely, forcing a move to API tokens

SaaS ↙gone

Amazon Web Services SageMaker Model Monitor stops accepting new customers and enters maintenance-only mode — no new features

API ↙gone

Adobe Adobe retires the Lightroom API (Firefly Services), directing users to Photoshop API v2

SaaS ↙gone

Datadog CoScreen, the multi-cursor screen-sharing tool Datadog acquired, is discontinued entirely

Runtime ↙gone

MongoDB MongoDB 8.2 reaches end-of-life

Runtime ↙gone

RabbitMQ RabbitMQ 4.2 stops receiving free community releases

SaaS ↙gone

Resend new.email, Resend's standalone AI tool for generating email templates from natural-language prompts, is being shut down, with its capabilities folded into the main Resend product

Browser ↙gone

OpenAI The standalone ChatGPT Atlas browser stops working; agentic browsing folds into ChatGPT

Runtime ↙gone

Ruby on Rails Rails 7.2 stops receiving security patches — the end of its two-year maintenance window

API ↙gone

Google Google will sunset the Content API for Shopping on 18 August 2026, replacing it with the newer Merchant API

API ↙gone

OpenAI OpenAI has deprecated the Assistants API and will remove it from the platform on 26 August 2026, directing developers to the newer Responses API

SaaS ↙gone

Convictional Convictional, the B2B trade-enablement and dropship network that connects retailers and suppliers, ends all platform access; integrations and inventory syncing stop and customers must export their data

Feature ↙gone

Oracle Oracle Cloud Infrastructure's DevOps service is ending support for Oracle Linux 7 build runners. From 28 August 2026, you can no longer create or run builds on OL7-based build runners in OCI DevOps. This affects the managed CI/CD build service only — it is not the end of the Oracle Linux 7 operating system, which stays on Extended Support until 2028.

SaaS ↙gone

GitHub GitHub Classroom is deprecated as of 28 August 2026 in favor of GitHub's selected partner solutions. The GitHub Classroom website, APIs, and related services have been decommissioned. User accounts, repositories, and organizations created to work with Classroom are unaffected, but some Classroom-only data — classroom and assignment names, tests defined outside of repositories, and LTI-integrated rosters — will be permanently deleted under GitHub's data-retention policies. This completes a transition GitHub announced on 26 May 2026, when new sign-ups ended.

SaaS ↙gone

Flowise Flowise, the open-source low-code builder for LLM apps and agents, is shutting down — the team has frozen development, will archive the GitHub repository on 10 August 2026, and marks the project end-of-life on 31 August 2026

SaaS ↙gone

GitHub GitHub is deprecating GitHub Spark, its prompt-to-app builder on github.com. As of 4 August 2026 it no longer accepts new users or new app creation; existing users have until 31 August 2026 to open Spark and export their app code before access ends.

API ↙gone

New Relic New Relic will shut off its NRQL Drop Filter Rules API on 31 August 2026, moving drop-rule management to the Pipeline Cloud Rules API and the Pipeline Control UI

SaaS ↙gone

Microsoft The Power Automate mobile app for iOS and Android is deprecated; the app is pulled from the stores and stops getting updates, support, and push notifications

SaaS ↙gone

Delibr Delibr, the collaborative product-work document tool, is shutting down on 31 August 2026. The app stays fully functional until that date; after it, all data is permanently deleted. Delibr provides an export tool (email + API key) that produces a single JSON file of your teams, collections, and documents with their comments. Billing has already stopped: no subscriptions are charged after July 2026.

OS ↙gone

Debian Debian 11 "bullseye" reached end-of-life as its Long Term Support (LTS) term ended

SaaS ↙gone

Microsoft Azure Azure is retiring the nested confidential cc_v5 virtual machine series on 1 September 2026. After that date the cc_v5 series is no longer available for use or purchase, and any affected VM that has not been resized before the cutoff will be deallocated. The impacted VM sizes are DCas_cc_v5, DCads_cc_v5, ECas_cc_v5, and ECads_cc_v5.

SaaS ↙gone

Gen (SurfEasy) SurfEasy VPN reaches end of life on 1 September 2026. After that date the SurfEasy apps and services stop working entirely — you cannot access your account, download, activate, connect, or use the app. SurfEasy's owner, Gen (the Norton / Cyber Safety brands family), is retiring it as part of a "portfolio simplification strategy" and is offering eligible SurfEasy Legacy and Annual customers Norton VPN at no extra cost, with a product key delivered by email.

Feature ↙gone

GitHub GitHub deprecated six models — Gemini 3.1 Pro, Claude Opus 4.5, Claude Opus 4.6, Claude Sonnet 4.5, Claude Sonnet 4.6 and Raptor Mini — across most GitHub Copilot experiences

Library ↙gone

OpenSSL OpenSSL 3.0, the current long-term-support branch, stops receiving fixes

Feature ↙gone

GitHub GitHub removes the MAI-Code-1-Flash model from all GitHub Copilot experiences and directs users to its successor, MAI-Code-1.1-Flash

Feature ↙gone

Microsoft Microsoft retires the containerized data connector agent for the Microsoft Sentinel solution for SAP applications; the SAP agentless data connector is the replacement

SaaS ↙gone

Relay.app The Relay.app workflow-automation service closes, on two dates: free accounts first, paid accounts a month later

API ↙gone

Microsoft Microsoft retires the Azure Maps Render v1 REST API — after 17 September 2026 calls to the Render v1 endpoints stop working and must move to Render v2

SaaS ↙gone

Google Google Cloud Translation Hub, the self-service portal for translating large volumes of documents into many languages, was deprecated on 30 June 2025 and shut down on 20 September 2026; the underlying document-translation capability lives on in the Cloud Translation API (Advanced / v3), which Translation Hub users must move to

SaaS ↙gone

Notion Notion Mail, the AI email client Notion launched in April 2025 on the technology from its Skiff acquisition, is being retired; the inbox closes across web, desktop, and iOS and Notion-Mail-only data is deleted unless exported first

API ↙gone

OpenAI OpenAI is removing its Sora 2 video-generation models and the Videos API from the platform — sora-2, sora-2-pro and their dated snapshots stop responding, with no direct replacement named

API ↙gone

Cloudflare The legacy Cloudflare Registrar domain-management API paths (/accounts/{account_id}/registrar/domains) stop working; automation that manages Cloudflare-registered domains must move to the new Registrar API

Runtime ↙gone

Microsoft Azure Automation ends support for the Python 2.7, Python 3.8, PowerShell 7.1, and PowerShell 7.2 runbook runtime versions

API ↙gone

Amazon Web Services Amazon will permanently close Amazon Mechanical Turk (MTurk) — the crowdsourcing marketplace and MTurk API for Human Intelligence Tasks — on 30 September 2026, and the same closure ends SageMaker Ground Truth and Amazon Augmented AI (A2I) human-review workflows

API ↙gone

Cloudflare Cloudflare retires Service Key API authentication; requests using the X-Auth-User-Service-Key header stop being accepted and callers must move to Cloudflare API Tokens

Feature ↙gone

JetBrains The JetBrains Teacher Pack for Bootcamps — the program that gave bootcamp instructors free JetBrains IDE access and issued student coupons — is being retired; 30 September 2026 is the final application day and no new applications are accepted from 1 October 2026

SaaS ↙gone

Microsoft Microsoft retired the Azure NVv3-series GPU virtual machines (Standard_NV12s_v3, NV12hs_v3, NV24s_v3, NV24ms_v3, NV32ms_v3, NV48s_v3) on 30 September 2026; any remaining NVv3 VMs are set to a deallocated state, stop working, lose SLA and support. Azure UAE North customers have an extension to 31 January 2027.

SaaS ↙gone

Microsoft Microsoft retired the Azure NVv4-series GPU virtual machines (Standard_NV4as_v4, NV4ahs_v4, NV8as_v4, NV8ahs_v4, NV16as_v4, NV16ahs_v4, NV32as_v4, NV32ahs_v4) on 30 September 2026; any remaining NVv4 VMs are set to a deallocated state, stop working, and lose SLA and support.

Other ↙gone

Microsoft Microsoft Publisher is being discontinued. Microsoft 365 subscribers will not be able to access Publisher after 1 October 2026, and it will no longer be included in Microsoft 365 or available to install or download. The perpetual (one-time-purchase) version reaches end of support on 13 October 2026 with Office LTSC 2021 and consumer Office 2021. Microsoft's recommendation is to convert existing Publisher (.pub) files to PDF or Word before the cutoff.

API ↙gone

OpenAI OpenAI is removing its gpt-5.4-cyber model from the API on 1 October 2026; anything that calls the model by the identifier gpt-5.4-cyber must switch to the named replacement gpt-5.6-cyber before the shutdown date

API ↙gone

Google Google has deprecated its Gemini 2.5 models in the Gemini API and directs developers to Gemini 3.x replacements; as of the latest deprecations page only Gemini 2.5 Flash Image carries a shutdown date (2 October 2026), while 2.5 Pro, 2.5 Flash and 2.5 Flash-Lite are listed as deprecated with "No shutdown date announced"

Feature ↙gone

GitHub GitHub deprecates four selectable Copilot models — Gemini 3.5 Flash, Gemini 3.6 Flash, Kimi K2.7 Code, and Claude Opus 4.7 — across all Copilot experiences on 2 October 2026, directing users to newer replacements

API ↙gone

Cloudflare Two related Cloudflare Zero Trust / Tunnel API changes reach end-of-life on 5 October 2026: the CIDR-encoded route endpoints (/accounts/{account_id}/teamnet/routes/network/{ip_network_encoded}) are removed in favor of the route_id-based /teamnet/routes endpoints, and the connections array is removed from cfd_tunnel and warp_connector list/get responses

Other ↙gone

HashiCorp HashiCorp has deprecated Boundary Community Edition, the free self-hosted edition of its zero-trust secure-access / PAM tool, and archived its GitHub repository effective immediately; R&D now goes only to Boundary Enterprise and HCP Boundary

API ↙gone

Microsoft Microsoft is disabling Exchange Web Services (EWS) in Exchange Online in a phased rollout: from 10 October 2026 every worldwide tenant with EWS enabled must maintain an AppID allow list (EWSAllowedAppIDs) or its EWS apps are blocked, and EWS is fully disabled in April 2027. Developers must migrate to Microsoft Graph.

OS ↙gone

Microsoft Windows 11 24H2 stops receiving updates on Home, Pro, Pro Education and Pro for Workstations

Feature ↙gone

Microsoft Microsoft removes the container images for the containerized (agent-based) SAP data connector in Microsoft Sentinel on 14 October 2026, after retiring the connector itself on 14 September 2026; customers must migrate to the agentless SAP data connector

API ↙gone

Cloudflare The old /workers/namespaces/ REST API paths for managing Workers KV stop working; calls must move to the /storage/kv/namespaces/ paths

Feature ↙gone

GitHub GitHub no longer sends the built-in email notifications for repository push events; the feature is shut down

Feature ↙gone

GitHub GitHub deprecated six selectable Copilot models — Gemini 3.7 Flash, GPT-5.5, GPT-5.4, GPT-5.4 mini, GPT-5 mini and Grok 4.5 — across most GitHub Copilot experiences on October 19, 2026, directing users to newer replacements.

SaaS ↙gone

Minimus Minimus, the hardened minimal container image provider, is ending operations: its registry (reg.mini.dev) is turned off on 22 October 2026 after a 60-day maintenance period, and no further updated images will be published

API ↙gone

OpenAI OpenAI is removing a large batch of older chat and reasoning models from the API on 23 October 2026 — including gpt-4 (gpt-4-0613), gpt-3.5-turbo, gpt-4-turbo, gpt-4.1-nano, the gpt-4o-2024-05-13 snapshot, o1, o1-pro, o3-mini and o4-mini — directing developers to the gpt-5.6 family

Runtime ↙gone

Kubernetes (CNCF) Kubernetes 1.34 reaches end of life on 27 October 2026 — after that date the project ships no further patch releases, bug fixes, or security fixes for the 1.34 line, and clusters still on it must upgrade.

API ↙gone

Fitbit (Google) Support for the legacy Fitbit Web API ended on 30 September 2026, and on 30 October 2026 the API is turned off entirely — it will no longer function or sync data to or from Fitbit users; Google directs developers to the Google Health API

Runtime ↙gone

HashiCorp HashiCorp Consul 1.22, a standard (non-LTS) release, reaches end of life on 31 October 2026 — after which the 1.22 series receives no further maintenance or security releases

Runtime ↙gone

Microsoft Azure Azure Databricks Runtime 10.4 LTS reaches end of life; clusters and jobs must move to a supported Databricks Runtime version

OS ↙gone

Alpine Linux The Alpine Linux 3.21 release branch reaches end of support (end of life) on November 1, 2026. After that date the 3.21 branch stops receiving security fixes and package updates, so container images built on the `alpine:3.21` base tag no longer get patched.

Library ↙gone

OpenSSL The OpenSSL 3.4 release line reaches end of support on 22 October 2026 and OpenSSL 3.6 on 1 November 2026; after each date that line receives no further fixes, including security fixes. The supported successors are OpenSSL 3.5 (LTS, until 2030-04-08) and OpenSSL 4.0 (until 2027-05-14).

SaaS ↙gone

Mullvad Mullvad is shutting down its public encrypted DNS (DoH) servers at dns.mullvad.net and recommending Quad9 instead; anyone who manually configured a Mullvad DoH resolver must switch before 2 November 2026 or lose DNS resolution

Feature ↙gone

GitHub GitHub Actions retires the macOS 14 hosted runner image on 2 November 2026; the macos-14, macos-14-large, and macos-14-xlarge labels stop working and jobs must move to macos-15 or macos-latest (macos-26).

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Every API, SaaS product, runtime, or feature being taken away — across all vendors.

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Everything shutting down in a given year — the widest cross-vendor view.