← Beacon · open-source AI agent registry

Best Form Filling AI agents

24 actively-maintained form filling agents · ranked by maintenance health · 33,699+ indexed

Looking for the best open-source form filling AI agent? Beacon indexes 33,699+ agents and MCP servers from GitHub and ranks them by real maintenance health — freshness, stars, and activity — so abandoned repos don't top the list. Save time: one search returns ranked, linkable agents in under a second (vs hours on GitHub). Below are 24 form filling agents you can install today — free, no API key.

Search all form filling agents →

Use from your editor: BEACON_REGISTRY_URL=https://registry-ruby.vercel.app npx -y beacon-mcp — ask your AI to find a form filling agent.

For autonomous agents (API)

Free, keyless discovery — paste into your agent workflow:

GET https://registry-ruby.vercel.app/api/v1/search?q=form+filling&limit=10
POST https://registry-ruby.vercel.app/api/v1/discover
  Body: {"query": "form filling", "limit": 10}

llms.txt · Why agents use Beacon

Top 24 form filling agents

Md2wechat Skill ★ 3,197
agent-cliai-agentai-writingclaude-codeclaude-skills
aig-suitegmailgoogle-calendargoogle-chat
Agent File ★ 1,166
agentfileafopenformat
ai-automationclaude-aicom-automationconditional-formattingdata-connections
Ison ★ 126
agentic-aiagentic-ai-developmentai-data-formatdata-formatjson
Xlflow ★ 32
ai-agentsautomationclicomdeveloper-tools
Gcf ★ 17
agent-communicationai-agentsanthropicdata-serializationgcf
aideep-learningexplainable-aifastapifastf1
ai-agentsknowledge-baseknowledge-managementmarkdownmcp
agentskillgeneratingformallean
ai-agentsanthropicdata-serializationdecoderencoder
Gcf Go ★ 5
ai-agentsanthropicdata-serializationdecoderencoder
ai-agentsgoogle-adkgovernancelangchainlanggraph
ag2ag2-extensionag2-sampleautogenautogen-extension
Gcf Rust ★ 4
ai-agentscargocratedata-serializationdecoder
ai-agentsdata-serializationdecoderencodergcf
agentsagents-sdkcxformsperspective-ai
agent-securityagentic-aiai-agentsai-safetyaudit
crypto-botdartdataeconomydatamarketdatatokens
Clawbird ★ 3
agentic-aiai-agentai-assistantai-nativeautomation-framework
adaptive-systemsagent-architectureagent-frameworkagentic-aicausal-inference
emailemail-verificationmcpmcp-servervalidation
supplementalformalsemanticskermlsysml
pdfmulti-formatdocumentconversionspatial

Frequently asked questions

What is the best open-source form filling agent?

Top-ranked form filling agents on Beacon include Md2wechat Skill, Google Workspace Mcp, Agent File, ranked by maintenance health — recent activity, GitHub stars, and open-issue load — not stars alone.

Are these form filling agents free to use?

Yes. Every form filling agent listed is open-source and free. Beacon is a free directory — no API key or signup to browse or search.

How do I use a form filling agent from my editor or AI assistant?

Run 'npx -y beacon-mcp' to add Beacon as an MCP server in Cursor, Claude Desktop, Cline, or Windsurf, then ask your AI to find a form filling agent.

How does Beacon save time finding a form filling agent?

Instead of searching GitHub and reading dozens of READMEs, call GET https://registry-ruby.vercel.app/api/v1/search?q=form+filling — sub-second results ranked by health, stars, and activity.

Can autonomous AI agents discover form filling tools programmatically?

Yes. Agents read https://registry-ruby.vercel.app/llms.txt and call POST /api/v1/discover with {"query": "form filling"} — no API key required.

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