Three key-free public APIs a developer uses daily in CI pipelines

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A developer has shared a Node.js workflow that fetches trending content daily from three public APIs — Hacker News, DEV.to, and Reddit — without requiring any API keys or authentication. The script runs via GitHub Actions and feeds a content drafting pipeline, with keyless access reducing the risk of credential expiry or rotation failures in CI environments. The Hacker News Firebase API returns top story data with no rate limit documented, though parallel fetching and small delays help avoid occasional throttling. DEV.to's read-only articles endpoint allows unauthenticated access with a rate limit of 10 requests per second, while Reddit's lesser-known .json URL suffix enables listing data retrieval without OAuth, provided a valid User-Agent header is included. Each API has practical limitations around latency, uptime, or data freshness, but all three have proven reliable for once-daily automated runs over several months.

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