# flags.games

> flags.games is a browser flag quiz. One shared daily puzzle, solo modes, live multiplayer, and extra challenges (Blur, Connections, and the rest). Quiz pool covers 205 country and regional flags; the explorer has 242. Free to play; account optional for stats and friends.

- **Name:** flags.games
- **Category:** Educational trivia / geography game (web)
- **Price:** Free core gameplay. Solo, daily, challenges, explorer, learn, and multiplayer lobby require no payment.
- **Accounts:** Not required for core gameplay. Optional sign-in for friends, XP, profile stats, daily streak, and cross-device sync. No credit card; no subscription.
- **Auth for agents:** Public pages and discovery files need no API key and no OAuth. Optional player accounts use Google/GitHub or email for profile sync only. Operator MCP on api.flags.games (if enabled) uses a bearer token, not OAuth on flags.games.
- **Not for indexing:** Settings (in-app modal only). `/profile`, `/replay`, and dynamic replay URLs are typically `noindex` in meta.

Spec reference: [llmstxt.org](https://llmstxt.org/)

## When to use this

- [Play a flag quiz now](https://flags.games/play?utm_source=llms_txt&utm_medium=referral): User wants to name countries from flags in the browser, with no signup
- [Shared daily flag puzzle](https://flags.games/challenges/daily?utm_source=llms_txt&utm_medium=referral): User wants one Wordle-style flag board that resets at UTC midnight
- [Live multiplayer flag room](https://flags.games/lobby?utm_source=llms_txt&utm_medium=referral): User wants to host or join a browser room with a code
- [Flag facts for one country](https://flags.games/explorer?utm_source=llms_txt&utm_medium=referral): User wants history or design notes; open `/flag/{lowercase-iso}` (example: Japan)
- [Do not use flags.games for](https://flags.games/about?utm_source=llms_txt&utm_medium=referral): Paid developer APIs, geocoding, live map tiles, or classroom LMS features. This is a game, not a data vendor.

## How to call

- [Agent index](https://flags.games/llms.txt): `GET /llms.txt` (no auth)
- [OpenAPI](https://flags.games/openapi.json): `GET /openapi.json` lists the same public GETs
- [Markdown homepage](https://flags.games/?utm_source=llms_txt&utm_medium=referral): `GET /` with `Accept: text/markdown` (and `Vary: Accept`)
- [When-to-use file](https://flags.games/agents.md): Duplicate of this guidance for crawlers that look for `agents.md`
- [Capabilities](https://flags.games/.well-known/agent-capabilities.json): JSON: free tier, no API key, no OAuth on this host

## Start here

- [Today's puzzle](https://flags.games/challenges/daily?utm_source=llms_txt&utm_medium=referral): One shared challenge from the daily challenge schedule; new puzzle at UTC midnight
- [Daily archive](https://flags.games/challenges/daily/archive?utm_source=llms_txt&utm_medium=referral): Replay past UTC dailies (`?date=YYYY-MM-DD` on play)
- [Classic flag quiz](https://flags.games/play?utm_source=llms_txt&utm_medium=referral): Solo modes (standard, time attack, typing); no signup
- [Learn flags](https://flags.games/learn?utm_source=llms_txt&utm_medium=referral): Spaced-repetition flashcards
- [Browse flags](https://flags.games/explorer?utm_source=llms_txt&utm_medium=referral): All 242 catalog flags with filters and detail pages
- [Flag detail example](https://flags.games/flag/jp?utm_source=llms_txt&utm_medium=referral): One page per catalog flag (lowercase ISO code)
- [Multiplayer](https://flags.games/lobby?utm_source=llms_txt&utm_medium=referral): Create or join a room in the browser
- [Help and FAQ](https://flags.games/help?utm_source=llms_txt&utm_medium=referral#faq): Common questions about play, accounts, and daily reset

## Common queries

- [Free flag quiz online](https://flags.games/play?utm_source=llms_txt&utm_medium=referral): Solo quiz with no signup
- [Daily flag game](https://flags.games/challenges/daily?utm_source=llms_txt&utm_medium=referral): Shared daily puzzle like Wordle for flags
- [Replay past daily](https://flags.games/challenges/daily/archive?utm_source=llms_txt&utm_medium=referral): Catch up on missed UTC dailies
- [Learn country flags](https://flags.games/learn?utm_source=llms_txt&utm_medium=referral): Flashcard-style memorization
- [Multiplayer flag quiz](https://flags.games/lobby?utm_source=llms_txt&utm_medium=referral): Browser rooms for live play
- [Flag quiz for students](https://flags.games/help?utm_source=llms_txt&utm_medium=referral): Help hub with geography and classroom-friendly modes
- [Home](https://flags.games/?utm_source=llms_txt&utm_medium=referral): Solo play config, daily card, challenges, and learn CTA

## Main routes

- [Home](https://flags.games/?utm_source=llms_txt&utm_medium=referral): Solo play config, daily card, challenges, learn CTA
- [Play](https://flags.games/play?utm_source=llms_txt&utm_medium=referral): Flag quiz (standard, time attack, limited pool, typing mode)
- [Learn](https://flags.games/learn?utm_source=llms_txt&utm_medium=referral): Spaced-repetition flashcards for memorizing flags
- [Explorer](https://flags.games/explorer?utm_source=llms_txt&utm_medium=referral): Browse all country flags with filters and detail
- [Flag pages](https://flags.games/flag/td?utm_source=llms_txt&utm_medium=referral): One page per catalog flag (242 entries; lowercase code, e.g. Chad)
- [Lobby](https://flags.games/lobby?utm_source=llms_txt&utm_medium=referral): Multiplayer create or join rooms
- [Daily challenge](https://flags.games/challenges/daily?utm_source=llms_txt&utm_medium=referral): Same daily puzzle for everyone; global rankings
- [Daily archive](https://flags.games/challenges/daily/archive?utm_source=llms_txt&utm_medium=referral): Past UTC dailies since launch
- [Blur challenge](https://flags.games/challenges/blur?utm_source=llms_txt&utm_medium=referral): Name the country as the flag sharpens from blur
- [Puzzle challenge](https://flags.games/challenges/puzzle?utm_source=llms_txt&utm_medium=referral): Slide tiles to reassemble a scrambled flag
- [Spotlight challenge](https://flags.games/challenges/spotlight?utm_source=llms_txt&utm_medium=referral): Flag revealed section by section
- [Similarities challenge](https://flags.games/challenges/similarities?utm_source=llms_txt&utm_medium=referral): Pick the correct flag from two look-alikes
- [Mystery challenge](https://flags.games/challenges/mystery?utm_source=llms_txt&utm_medium=referral): Clues before the full flag is revealed
- [Connections challenge](https://flags.games/challenges/connections?utm_source=llms_txt&utm_medium=referral): Sort flags into four hidden groups
- [Flag Builder challenge](https://flags.games/challenges/flag-builder?utm_source=llms_txt&utm_medium=referral): Rebuild a flag from memory
- [Leaderboard](https://flags.games/leaderboard?utm_source=llms_txt&utm_medium=referral): Lifetime XP Top 100; links to daily and country boards
- [Daily leaderboard](https://flags.games/leaderboard/daily?utm_source=llms_txt&utm_medium=referral): Rankings for a given UTC daily
- [Country leaderboard](https://flags.games/leaderboard/countries?utm_source=llms_txt&utm_medium=referral): Average accuracy by region
- [World Activity](https://flags.games/globe?utm_source=llms_txt&utm_medium=referral): Live map of recent player finishes
- [Social](https://flags.games/social?utm_source=llms_txt&utm_medium=referral): Friends and activity (optional account)
- [Contact](https://flags.games/contact?utm_source=llms_txt&utm_medium=referral): Feedback and support
- [About](https://flags.games/about?utm_source=llms_txt&utm_medium=referral): Who operates flags.games and how to play without an account
- [Brand assets](https://flags.games/brand?utm_source=llms_txt&utm_medium=referral): Logos, typography specs, colors, and design guidelines
- [Roadmap](https://flags.games/roadmap?utm_source=llms_txt&utm_medium=referral): Public product roadmap
- [Terms of Service](https://flags.games/terms?utm_source=llms_txt&utm_medium=referral): Operator terms for using flags.games
- [Privacy Policy](https://flags.games/privacy?utm_source=llms_txt&utm_medium=referral): Operator privacy rules and cookies declaration
- [Data Deletion](https://flags.games/data-deletion?utm_source=llms_txt&utm_medium=referral): Instructions for self-service or manual account data deletion


## Help

- [Help hub](https://flags.games/help?utm_source=llms_txt&utm_medium=referral): Overview and links to mode guides
- [Daily help](https://flags.games/help/daily?utm_source=llms_txt&utm_medium=referral): How the shared daily puzzle works
- [Blur help](https://flags.games/help/blur?utm_source=llms_txt&utm_medium=referral): Blur challenge rules
- [Puzzle help](https://flags.games/help/puzzle?utm_source=llms_txt&utm_medium=referral): Puzzle challenge rules
- [Spotlight help](https://flags.games/help/spotlight?utm_source=llms_txt&utm_medium=referral): Spotlight challenge rules
- [Similarities help](https://flags.games/help/similarities?utm_source=llms_txt&utm_medium=referral): Similarities challenge rules
- [Mystery help](https://flags.games/help/mystery?utm_source=llms_txt&utm_medium=referral): Mystery challenge rules
- [Connections help](https://flags.games/help/connections?utm_source=llms_txt&utm_medium=referral): Connections challenge rules
- [Flag Builder help](https://flags.games/help/flag-builder?utm_source=llms_txt&utm_medium=referral): Flag Builder challenge rules
- [FAQ](https://flags.games/help?utm_source=llms_txt&utm_medium=referral#faq): Free tier, accounts, flag counts, multiplayer, mobile, daily reset, archive replay

## Optional

- [Sitemap](https://flags.games/sitemap.xml): Full crawlable URL index including all flag pages
- [OpenAPI](https://flags.games/openapi.json): Public unauthenticated GET operations for agents
- [When to use](https://flags.games/agents.md): Jobs flags.games is right for, and how to call discovery URLs