What are the top Open source tools for developers in 2026?
Asked "What are the top Open source tools for developers in 2026?", ChatGPT, Copilot, Gemini, Google AI Mode and Perplexity named 67 distinct tools across 15 answers on September 7, 2026, and 39 of them in two or more answers, and all 5 engines agreed on n8n, the only tool every engine named.
39 of 67 names confirmed · named in 2 or more of 15 answers · asked September 7, 2026 · 5 engines
The top open-source tools in 2026 include n8n, Ollama, Supabase, and OpenClaw, which are leading in categories such as workflow automation, AI frameworks, and developer platforms. These tools are shaping how enterprises, developers, and individuals build, automate, and secure systems worldwide. They emphasize AI integration, local/offline capabilities, and self-hosted deployments to reduce vendor lock-in and improve privacy.
- 1Ollamanamed in 13 of 15 answers
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- 2n8nnamed in 13 of 15 answers
- 3Dockernamed in 10 of 15 answers
- 4Supabasenamed in 10 of 15 answers
- 5OpenTofunamed in 10 of 15 answers
- 6Prometheusnamed in 10 of 15 answers
- 7Grafananamed in 10 of 15 answers
- 8Kubernetesnamed in 9 of 15 answers
- 9OpenClawnamed in 8 of 15 answers
- 10PostgreSQLnamed in 8 of 15 answers
- 11Gitnamed in 8 of 15 answers
- 12LangChainnamed in 6 of 15 answers
- 13Open WebUInamed in 6 of 15 answers
- 14Zednamed in 6 of 15 answers
- 15VS Codenamed in 5 of 15 answers
- 16Valkeynamed in 5 of 15 answers
- 17Argo CDnamed in 4 of 15 answers
- 18Hugging Facenamed in 3 of 15 answers
- 19Excalidrawnamed in 3 of 15 answers
- 20Keycloaknamed in 3 of 15 answers
- 21Visual Studio Codenamed in 3 of 15 answers
- 22Coolifynamed in 3 of 15 answers
- 23Immichnamed in 3 of 15 answers
- 24vLLMnamed in 3 of 15 answers
- 25Ansiblenamed in 3 of 15 answers
The full measurement
- The position each of the 5 engines gave all 67 names.
- How many of the 15 answers named each of them.
- 325 sampled observations behind this ranking, and where the engines disagree.
- Fan-out — the query each engine actually searched.
- Every citation, and the sources nobody cited.