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Startpacks vs KeepPlain

A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.

Startpacks compared with KeepPlain
DetailStartpacks logo StartpacksKeepPlain logo KeepPlain
What it doesCopy-paste Cursor rules, Claude Code skills and AGENTS.md files for AI agents in your stack Memory, rules and git blame for your coding agents
StageNot given Startup
FoundedNot given Not given
Based inSE DE
Pricing modelFreemium Freemium
PricingFree packs available; paid packs use one-time Stripe Checkout payment (no subscription) Free for personal use with all features; Team plan $20 per active seat per month, billed yearly (minimum 3 seats). First 10 teams pay $10 per active seat for 12 months.
Key features
  • Cursor rules for different stacks and project types
  • Claude Code skills for engines and tools
  • AGENTS.md cross-platform rules
  • Ready-made subagent roles
  • Single prompts for specific jobs
  • Bundled collections at discounts
  • Packs for website types like SaaS, blogs and shops
  • Game engine packs for Unreal, Unity, Godot
  • App type packs for iOS, Android, Flutter
  • Developer type packs for TDD and security review
  • Session storage with secret redaction on local machine before upload
  • Git blame integration showing which agent session wrote each code line
  • Memory across agents allowing pickup of previous work
  • Handoff between agents when Claude hits token limits
  • Rules from corrections that persist across all agent sessions
  • Session condensing showing only key moments and code
  • Team rules reviewed like pull requests before reaching agents
  • Team memory persisting when members leave
  • Session attribution on pull requests showing which commits came from sessions
  • MCP server for agents to search and learn from shared sessions
What makes it different
  • Test-first methodology integrated into agent configurations
  • Ready-to-use, downloadable files that drop directly into repositories
  • Cross-platform compatibility for Cursor, Claude Code and Codex
  • Covers diverse stacks, genres and roles for different needs
  • One-time payment model with no subscriptions
  • Real sessions only, no fabricated runs, showing actual agent failures and interventions
  • Secrets redacted on your machine before any data leaves, with server-side verification
  • Open source MIT plugin with full control over your data
  • Works with five different coding agents from one plugin
  • Team data stays on your own PostgreSQL server if you choose
Free planNot given Not given
Open sourceNot given Not given
PlatformsNot given Not given
Public APINot given Not given
Community votes00
DR (Domain Rating by Ahrefs)5 +1 (up) since last check10 no change since last check
Trust Flow (Majestic)02
Citation Flow (Majestic)035
Referring domains (Majestic)010

6 details filled in for both companies.

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