remove-platform-version

remove-platform-version is a skill for Claude Code, Codex from flutter/flutter-intellij. It costs 32 tokens per session (756 once invoked), scanned A, original, BSD-3-Clause.

A maintenance workflow for dropping support for an older IntelliJ Platform or Android Studio version and raising the project's minimum supported version.

In plain words
What is it for?
Use it when removing a platform release such as build 251, updating the minimum build, cleaning related verification loops and compatibility code, and checking that the project still compiles.
Why use it?
It coordinates the version change across build settings, CI checks, compatibility code, baselines, issues, and documentation so obsolete support does not remain elsewhere.

Skill for Claude CodeCodex

Written for no agent in particular: nothing here depends on one. Also seen: installed under .agents/ (shared by several agents).

Good fit Use it when removing a platform release such as build 251, updating the minimum build, cleaning related verification loops and compatibility code, and checking that the project still compiles.

Compare 6 skills from other repositories ↓
Install with agentmods
npx agentmods add skills/flutter/flutter-intellij/remove-platform-version
About the project

Flutter Plugin for IntelliJ is an IntelliJ plugin that adds support for developing Flutter applications, which can run on iOS, Android, and the web. It is used by Flutter developers working in IntelliJ IDEA or Android Studio.

flutter/flutter-intellij · 2,019 stars · on GitHub · docs.flutter.dev

Install

Getting it into your agent

One page per mod, every tool's command on it. A separate URL per tool would split the same page into five that compete with each other.

Any agent
npx skills add flutter/flutter-intellij --skill remove-platform-version
Clone the repo
git clone --depth 1 https://github.com/flutter/flutter-intellij

Made for: Claude Code, Codex.

Wrote this? Show the measurements

A badge with what this costs and how it scanned, read live from this page, so it follows the numbers instead of freezing them. Markdown for a README, HTML for a documentation site or a project page.

agentmods badge for remove-platform-version

README.md
[![agentmods](https://agentmods.dev/badge/skills/flutter/flutter-intellij/remove-platform-version/github.svg)](https://agentmods.dev/skills/flutter/flutter-intellij/remove-platform-version)
Your own site
<a href="https://agentmods.dev/skills/flutter/flutter-intellij/remove-platform-version"><img src="https://agentmods.dev/badge/skills/flutter/flutter-intellij/remove-platform-version/github.svg" alt="Measured on agentmods" height="20"></a>

Or the 80×15 button, for a site that already has a row of RSS and ATOM ones. Only the verdict fits; the numbers stay here.

agentmods 80×15 button for remove-platform-version

Your own site · 80×15
<a href="https://agentmods.dev/skills/flutter/flutter-intellij/remove-platform-version"><img src="https://agentmods.dev/badge/skills/flutter/flutter-intellij/remove-platform-version.svg" alt="Reviewed on agentmods" width="80" height="20"></a>
Per session 32 Skills are progressive disclosure: only the name and description are preloaded; the body loads when the skill is used.
When invoked 756 The whole file, excluding the scripts and references it only reads on demand.
Security scan A 0 findings. A grade says what 26 rules found in the file — not that it is safe. Third-party audits
  • NVIDIA SkillSpector warn 7 Sept 2026
SkillSpector: 1 finding, up to high

These are SkillSpector’s own severities. On a checked sample its high-severity flags on skills were ~96% false positives — a documented command, a public API, a “never do X” rule — so we show them as a caution to read, not a verdict. Why →

  • high Tool Misuse · line 32
    Tool parameters are crafted to achieve unintended or unsafe behavior. Parameter abuse can bypass intended safety checks (e.g. shell=True, --force, dangerous glob patterns).
    Fix: Validate all tool parameters against an allowlist. Reject dangerous parameter values (shell=True, --force, -rf /) and use safe defaults.
How audits are shown
Origin original No closer match found in the catalogue.
Token cost

What it costs to keep this loaded

Counted locally with the o200k_base tokenizer, which is exact for GPT models; Claude uses its own tokenizer and its counts differ. Treat this as one consistent yardstick across the catalogue rather than a bill. Prices are per million input tokens.

ModelPer sessionOnce invoked
Fable 5.1 $0.00032 $0.00756
Opus 5.5 $0.00013 $0.00302
Sonnet 5.5 $0.00006 $0.00151
Haiku 4.5 $0.00003 $0.00076

Measured 1mo ago against content hash 5da7b1090ea0, method: parsed. Prices are Anthropic first-party input rates as of 2026-10-07, from the pricing page.

Security

Grade A, and why

remove-platform-version scanned grade A with 0 findings against 26 rules in 11 categories — prompt injection, anti-refusal, data exfiltration, privilege escalation, supply chain, agent snooping, system-prompt leakage, SSRF and excessive agency — measured 1mo ago.

A static scan of the body, not an audit. Every finding is printed with the line that produced it so you can judge whether it matters here. A mod is markdown that instructs an agent; that is exactly why what it instructs is worth reading.

Nothing flagged

None of the 26 patterns this scan looks for appear in this file: no shell pipes, no recursive deletes, no credential paths, no hidden text, no instruction-override or anti-refusal phrasing, no agent-config snooping. That is not a guarantee, it is the absence of the things that are checkable.

.agents/skills/remove-platform-version/SKILL.md · 51 lines

How it starts

The opening of the file, as written. The whole thing — 51 lines — stays where its author put it; the contents beside it link to each section on GitHub.

Skill: Remove Platform Version Support

You are tasked with removing support for an older IntelliJ Platform or Android Studio version (e.g., dropping support for 2025.1 / build 251 and raising the lower bound to 2025.2 / build 252).

Objective

Systematically update compatibility ranges, clean up CI verification loops and baseline files, identify and remove obsolete compatibility code or TODOs, check repository issues, and update documentation.


Workflow Instructions

1. Establish Baseline & Identify Target Version

  • Identify the build number being removed (e.g., 251 for 2025.1) and the new lower bound (e.g., 252 for 2025.2).
  • Run ./gradlew testClasses to ensure the project compiles before making changes.

2. Update Compatibility Lower Bound (gradle.properties)

  • Open gradle.properties.
  • Update sinceBuild=<version> to the new lower bound build number (e.g., change sinceBuild=251 to sinceBuild=252).

3. Update CI Verification Script (tool/github.sh)

  • Open tool/github.sh.
  • Locate the VERIFY_BOT verification loop (for version in ...; do).
  • Remove the dropped version number from the list so that ./gradlew verifyPlugin is only run against active versions in the compatibility range.

4. Remove Obsolete Verifier Baseline (tool/baseline/)

  • Check tool/baseline/<version>/ for the removed version directory.
  • Remove the directory and baseline file (e.g., using git rm -r tool/baseline/<version>) so baseline update scripts (tool/update_baselines.sh) do not attempt to verify unsupported versions.

5. Search & Remove Obsolete Code and TODOs

  • Search Codebase: Grep src/ for references to the removed build number or version string (e.g., 251, 2025.1).
  • Check Version Checks: Look for version-specific branches or workarounds (such as in DartPluginVersion.java or UI compatibility shims) that check for the removed version and simplify or remove dead code paths.
  • Check TODOs: Look for comments like TODO: remove when dropping support for <version> or similar workarounds that can now be cleaned up.

Read the full file on GitHub · 51 lines

Changes

What this file has done since we first saw it

Hashed on every crawl. A supply-chain change to an agent config is a question of when, not whether, so the history is kept rather than the latest state alone.

  1. 1mo ago First seen · 51 lines · 32 tokens per session scan A 5da7b1090ea0

Subscribe to this mod's changes

remove-platform-version is a skill published in the GitHub repository flutter/flutter-intellij (2,019 stars, last pushed yesterday), licensed BSD-3-Clause. It adds 32 tokens to every session and 756 once invoked, about $0.0001 per session on Opus 5.5. A static security scan graded it A with 0 findings. No closer match exists in the catalogue, so it is treated as the original; first seen 2026-08-30.

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