Developer Tools
Tools developers reach for every day: APIs and SDKs, hosting and deployment, databases, monitoring, testing and the small utilities that save an afternoon. Judged on docs, reliability and how fast you get from signup to something working.
1616 tools
promoted & featured · sponsored placement, clearly not the ranking
the ranking · community boosts, then editorial order
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17.A desk gauge that shows how hot the Hacker News front page is
IDX: a desk gauge that reads the Hacker News front page – Analogue Desk Co.
18.A free MCP server for facts LLMs get wrong (time zones
MCP Servers for AI Agents: Claude, ChatGPT and Cursor
54.Africa Compliance Data
Africa Compliance Data: holidays, tax rates and deadlines API for 54 African countries
268.Claim Done
Use Claim Done from your AI assistant: the Claim Done MCP connector for Claude, ChatGPT
363.DeepLedger QuickBooks MCP Server for ChatGPT, Claude & AI
Connect QuickBooks Online to Claude or ChatGPT
432.Errandkit Census Tract & Demographics
Census Tract & Demographics: geocode US addresses to tracts and ACS data
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481.FirstPass Memo listing check
Free MCP server and API: check a business-for-sale listing from ChatGPT or Claude
512.Free checker for the PHP2Shell flaw that works on old
PHP2Shell checker: is your site exposed? Free check
514.FreeRateUpdate Mortgage & Home Equity Shopping
Mortgage & Home Equity Shopping MCP Server for AI Agents
612.I built Trama(gotrama) to monitor agency client sites
DealSite Operations and Integration Infrastructure
785.MCP Explorer
Just enter the MCP server description and get the usable MCP server configuration within
858.MoxiVue– remote access and PAM for Linux where the server holds no keys
Architecture: devices, the Dispatcher, updates
984.Pipefire email deliverability tools
Pipefire MCP server: free email deliverability tools for Claude, ChatGPT and Cursor
997.PodBy provides simple EU hosting for static sites and apps
Simple EU hosting for static sites and apps
1066.Ranking the most AI agent friendly tools
Agent tool rankings: MCP servers, APIs, models and frameworks
1073.Rebuilt our directory of 241 AI tools for hardware engineering
AI Tools for Hardware Engineering
1147.Sandooq product
DealAsk Claude or ChatGPT about Sandooq's POS plans, prices and per-market tax facts
1296.Tallyfern Rates (Canada)
Canadian GST/HST and CRA rates for your AI assistant, with CRA sources.
1314.The Edit by Chase (Quick Travel Guides)
Use Quick Travel Guides in Claude, ChatGPT and Cursor (Free MCP Server)
1336.Tools That Don't Upload
98 browser tools that don't upload your files, plus a REST API and MCP server
1395.Via Rapida Insurance (California)
Use Via Rapida Insurance in ChatGPT, Claude and AI Assistants (MCP)
1421.We replayed 12 real AI agent incidents against our open-source tool
12 AI agent incidents replayed: Squidbrake benchmark
1446.You can improve your mobile conversion rate
Responsive Website Checker: Mobile, Tablet & Desktop
1578.recallsapi.com US recalls
recallsapi.com: recall monitoring for marketplace sellers, plus a US recalls API
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Frequently asked questions
What is the best developer tool right now?
Right now the community's top-boosted pick is Backlane, followed by Bot403 and Cypher eSIM. The ranking is ordered by boosts from signed-in users plus editorial curation.
Are there free developer tools?
Yes - 1272 of the 1616 tools listed here are free, freemium or open source. Pricing is labeled on every profile.
Can a tool pay to rank higher in this list?
No. The ranking comes from community boosts and editorial order and is not for sale. Sponsors can buy a clearly labeled Featured slot, which sits outside the ranking.