The resources we ship free at Septim Labs: a client-side tool, free Claude Code skills, comparison guides, and analysis pieces. No signup, no email capture, no "unlock with your credit card." Use them, share them, fork them.
If they help you and you want more of what we make, the paid packs are at /drills, /vault, and /agents. Not otherwise.
How to opt out of GitHub's April 24 Copilot data-training policy change. Official-source facts, affected tiers, 30-second opt-out path.
Read the guide → ComparisonHonest developer comparison across workflow, privacy, cost, extensibility. No affiliate axe to grind.
Read the comparison → SecurityThe March 2026 JSON Formatter incident: what happened, privacy-first alternatives, how to spot the pattern early.
Read the writeup → PositioningThey're different categories. Bitwarden for consumer passwords. Vault for developer secrets. Here's when each applies.
See the split → Buyer guideSkills that execute vs. text you paste. Which to buy first. Honest within-Septim disambiguation.
See the guide → Buy vs. build$49 for 10 tuned agents or 40-60 hours building your own. Honest math on buy-vs-build for a solo founder stack.
See the math → ComparisonClient-side web app vs. Chrome extension. Why the threat models are incomparable.
See the comparison →Install instructions + context for the 3 open-source drills. Links to the full pack.
Read on GitHub → GistThe 7 lenses of a real PR review, and why one-shot prompts drift where skills don't.
Read on GitHub → GistWhy API keys deserve their own tool, separate from your password manager.
Read on GitHub → GistFull roster, voice rules, refuse-to lists. Free architecture read; paid pack ships the tuned system prompts.
Read on GitHub → GistWhy it exists, what it checks, how to run it. The tool itself is linked above.
Read on GitHub → GistFilesystem, Git, SQLite, HTTP Fetch, and your own repo-scoped custom server — config examples + debugging tips.
Read on GitHub → Gist5-section template + the imperative / aspirational ratio that matters + what to move to skills.
Read on GitHub → Gist4 structural moves that separate drift from consistency: explicit inputs, ordered steps, structured output, refuses-to blocks.
Read on GitHub → Awesome-listCurated list of privacy-first dev tools — JSON formatters, secret managers, AI coding tools — that don't send data to a server.
Browse the list →If any of the free stuff helped, the paid packs are what we actually ship for. $29 for Drills, $29 for Vault, $49 for Agents. Tonight only: Drills + Vault bundled for $39 (saves $19).
Tonight Bundle — $39 → See Drills See Agents