Plate 00 · Genus developer-web · Pressed MMXXVI

The Field Ledger.

Not a link dump. A catalogue — every specimen of the developer web hand-collected, classified by habitat, tiered by how it lets you in, and verified still alive in the field this year. Dead specimens are kept too, pressed in the herbarium of lost links.

Specimens catalogued
111
Plates
10
Verified alive
111
Field year
2026
Free
Free

open habitat — no gate, no card

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account to observe; still free

Freemium
Freemium

free tier, paid canopy above

Agent era 2026 12 specimens

The picks that matter most to how we build now.

Key
I · 01

Anthropic Claude Docs

free stack high rel.

docs.claude.com primary; docs.anthropic.com legacy alias. Essential for our CC stack.

docs.claude.com
I · 02

Model Context Protocol

free stack high rel.

Latest spec at /specification/latest. Blog at blog.modelcontextprotocol.io.

modelcontextprotocol.io
I · 03

agents.md

free stack high rel.

OpenAI + Google + Cursor + Amp + Factory. AAIF governance (146 members). Our AGENTS.md files follow this.

agents.md
I · 04

agentskills.io

free stack high rel.

Backed by Agentic AI Foundation. Companion CLIs: skills.sh, skillshare, openskills.

agentskills.io
I · 05

Glama MCP

free stack high rel.

Superset of official registry. Every server verified + rebuilt + quality-scored.

glama.ai/mcp
I · 06

Smithery

freemium stack high rel.

Registry free; hosted MCP paid. Registry API at smithery.ai/docs/registry.

smithery.ai
I · 07

awesome-mcp-servers

free stack high rel.

Referenced by mcp.so and Glama. Community-driven canon.

github.com/punkpeye/awesome-mcp-servers
I · 08

Cline

free stack high rel.

Apache 2.0. VS Code + CLI + JetBrains + Cursor + Windsurf + Zed + Neovim. ACP standard-holder.

github.com/cline/cline
I · 09

OpenCode

free stack high rel.

By Anomaly (SST team). MIT. Windows-native. Displaced Claude Code as top-starred OSS agent.

opencode.ai
I · 10

Aider

free stack high rel.

MIT, BYO API key. Runs anywhere with Python.

aider.chat
I · 11

Ollama

free stack high rel.

Native Windows installer via winget. OpenAI-compatible endpoint.

ollama.com
I · 12

Groq

freemium stack high rel.

Free tier no card: 30 RPM, 14,400 RPD, 500K tokens/day. Llama 3.3 70B at 276 t/s.

groq.com