The Q2 2026 EOL Survival Guide: MySQL, Node 20, Django, Angular, Spring

Q2 2026 is the most concentrated EOL quarter in open source history. Five major frameworks and runtimes reach end of life within 90 days of each other. Here’s your framework-by-framework survival guide.

Don’t read the whole guide. Scan your stack first and see which of these affect you → [eolds.herodevs.com]

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MySQL 8.0 — April 2026

One of the most widely deployed database runtimes in the world. MySQL 8.0 has been the default for millions of applications since its release in 2018.

What changes at EOL

• No more security patches from Oracle
• No more bug fixes or performance updates
• Community connectors and ORMs will begin dropping 8.0 compatibility
• Compliance auditors will flag MySQL 8.0 as unsupported software

Migration complexity

Migration to MySQL 8.4 LTS or 9.x requires evaluating schema compatibility, query behavior changes, replication configuration, and connector updates. Database migrations carry elevated risk because failures can corrupt production data. Key breaking changes include new default authentication plugins, changes to GROUP BY behavior, and deprecated features removed in 9.x.

What to do now

• Run an EOLDS scan to identify all applications connecting to MySQL 8.0 — including those through ORMs that abstract the version
• Test MySQL 8.4 compatibility in staging environments
• If migration timeline exceeds April: evaluate NES for MySQL 8.0 to maintain patch coverage

Scan for MySQL 8.0 exposure → [eolds.herodevs.com]

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Node.js 20 — April 30, 2026

The second most popular LTS release in the Node.js ecosystem. When it goes EOL, the impact will ripple across the entire JavaScript ecosystem.

What changes at EOL

• No more security patches from the Node.js project
• Policy CVEs will be issued marking Node.js 20 as a known unsupported version — every SCA scanner will flag it
• AWS SDK and ecosystem tools will begin dropping Node.js 20 support (following the Node.js 18 pattern)
• npm packages will start setting minimum engine versions above Node.js 20
• Serverless platforms (Lambda, Azure Functions) will deprecate Node.js 20 runtimes

Migration complexity

Node.js 22 LTS introduces changes to the module system, V8 engine updates, and deprecated API removals. For most projects, migration is straightforward. Complexity increases with native addons, custom build tooling, and tight platform dependencies (e.g., Lambda runtime-specific behaviors).

Hidden exposure

Node.js 20 isn’t just in your application code. Check CI/CD runner images, Docker base images, build tools (webpack, esbuild configs), serverless function runtimes, and development environment configs. Many teams find Node.js versions they forgot about in CI pipelines and container images.

Find every Node.js 20 instance in your stack → [eolds.herodevs.com]

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Django 4.2 LTS — April 30, 2026

Python’s most popular web framework LTS version. Django 4.2 has been the go-to stable release for production Python applications since April 2023.

What changes at EOL

• No more security releases from the Django project
• No more bug fixes or data loss fixes
• Third-party packages will begin requiring Django 5.x

The double migration challenge

Django 5.x drops support for older Python versions. If you’re running Django 4.2 on Python 3.8 or 3.9, you’re facing a double migration: upgrade Python first, then Django. This doubles the testing surface and timeline.

Key Django 5.x breaking changes include form field rendering overhaul, template engine changes, and removal of several deprecated features that have been warnings-only in 4.2.

Check your Django + Python version exposure → [eolds.herodevs.com]

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Angular 19 — May 19, 2026

Angular’s rapid release cadence means versions reach EOL quickly. The Angular team supports only the last three major versions at any time. Enterprise teams with large Angular applications face the perennial challenge of keeping up with major versions while shipping features.

What changes at EOL

• No more security patches or critical bug fixes from the Angular team
• Angular CLI and ecosystem tooling will move forward
• Third-party component libraries will drop Angular 19 support

Enterprise reality

Large Angular applications with custom component libraries, deep NgModule hierarchies, and complex build configurations can take weeks to months to upgrade a single major version. Teams that fell behind on Angular 17 → 18 → 19 face compounding migration debt.

Scan your frontend apps for Angular version exposure → [eolds.herodevs.com]

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Spring Boot 3.5 — June 30, 2026

Powers a massive share of Java enterprise microservices. Spring Boot is the backbone of enterprise Java, and version upgrades can touch every layer of the application stack.

What changes at EOL

• No more security patches from VMware/Broadcom
• Spring Security updates will require Spring Boot 4.x
• Cloud platform SDKs (Spring Cloud) will align with Boot 4.x

Migration complexity

Spring Boot 4 migration can be complex due to deep integration with enterprise infrastructure, messaging systems (JMS, Kafka, RabbitMQ connectors), data access layers (JPA/Hibernate version requirements), and security configurations. Organizations with hundreds of microservices face a significant coordination challenge.

Audit your Java services for Spring Boot exposure → [eolds.herodevs.com]

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Five Frameworks. Ninety Days.

If you haven’t started planning, start with visibility. Run an EOLDS scan and see exactly what’s in your stack. For anything you can’t migrate in time, explore Never-Ending Support to maintain patch coverage through the transition.

Scan your full stack now → [eolds.herodevs.com]

Explore NES for frameworks you can’t migrate yet → [herodevs.com/nes]

Read the EOLDS docs → [docs.herodevs.com/eolds]