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C Memory Safety Scanner for CI
Build a developer security tool that detects unsafe string, null, and sentinel patterns in C code before merge. The product should focus on actionable findings with low-noise fixes for legacy repositories where full language migration is unrealistic.
これが重要な理由
You maintain a mature C codebase where one small string mistake can become a production incident or a security advisory. Every merge carries anxiety because dangerous patterns are easy to miss in review, especially when they look normal to experienced engineers. Rewriting in a safer language is politically and technically unrealistic, so you keep relying on conventions, warnings, and careful reviewers. Those defenses break down when deadlines are tight or when code volume grows. What you want is a CI-native tool that flags the exact unsafe pattern, explains why it is risky in context, and proposes a fix your team can apply without pausing delivery.
- · Security-conscious engineering teams maintaining C or kernel-adjacent codebases in infrastructure, embedded software, databases, networking, and performance-critical products.向けに構築。
- · 最も可能性の高い収益化モデル: SaaS subscription。
痛み · ナラティブ
You maintain a mature C codebase where one small string mistake can become a production incident or a security advisory. Every merge carries anxiety because dangerous patterns are easy to miss in review, especially when they look normal to experienced engineers. Rewriting in a safer language is politically and technically unrealistic, so you keep relying on conventions, warnings, and careful reviewers. Those defenses break down when deadlines are tight or when code volume grows. What you want is a CI-native tool that flags the exact unsafe pattern, explains why it is risky in context, and proposes a fix your team can apply without pausing delivery.
スコア内訳
市場シグナル
市場投入
Security leads and staff engineers responsible for mature C codebases with active pull-request workflows.
~50K high-value teams globally
SEO long-tail
$99/month
10 paying repositories and at least 100 weekly scans within 30 days
MVPの範囲 · 1～2週間
- Implement a parser pipeline using Clang or Tree-sitter for C files
- Ship 10 initial rules covering unsafe string copy, missing terminators, and null misuse
- Build a CLI that scans a repository and outputs severity-ranked JSON
- Create sample remediation guidance for each rule
- Set up a landing page with waitlist and demo screenshots
- Wrap the CLI as a GitHub Action for pull-request comments
- Add a simple web dashboard for scan history and issue counts
- Implement rule suppressions and baseline mode for legacy repos
- Pilot on 3 open-source C repositories to tune false positives
- Launch outreach to maintainers and security-focused newsletters
差別化
失敗する可能性がある理由
自己反論 — 最も重要な信頼のシグナル
- 1Existing static analysis products may already satisfy enterprise buyers, making it hard to stand out without significantly better signal quality.
- 2Repository-specific macro usage and custom build steps may reduce analysis accuracy and create onboarding friction.
- 3Smaller teams may view security scanning as a nice-to-have unless tied to a recent incident or compliance requirement.
エビデンスの概要
AIがこのインサイトをどのように統合したか — 逐語的な引用はありません
The discussion repeatedly returned to memory corruption, unsafe string termination, and the long tail of low-level security defects. Multiple commenters described these issues as persistent, expensive, and hard to eliminate through discipline alone. Several also contrasted modern type-safe approaches with the reality that many production systems still depend on C, which supports a focused safety tool that works inside current workflows.
アクションプラン
コードを書く前に、この機会を検証しましょう
推奨する次のステップ
開発する
強い需要シグナルを検出。本物の課題と支払い意欲を確認 — MVPの開発を始めましょう。
ランディングページ文案キット
実際のRedditコメントから抽出したコピー、そのまま貼り付けられます
見出し
C Memory Safety Scanner for CI
サブ見出し
Build a developer security tool that detects unsafe string, null, and sentinel patterns in C code before merge. The product should focus on actionable findings with low-noise fixes for legacy repositories where full language migration is unrealistic.
ターゲットユーザー
対象：Security-conscious engineering teams maintaining C or kernel-adjacent codebases in infrastructure, embedded software, databases, networking, and performance-critical products.
機能リスト
✓ Pull-request scanning for unsafe string and null handling ✓ Risk-ranked findings with concrete code fix suggestions ✓ Repository trend dashboard showing debt and remediation progress
どこで検証するか
r/HN · front_page にランディングページのリンクを投稿しましょう — そこがこの課題が発見された場所です。
同じテーマの他の機会
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