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} title="Get started" href="/docs/home/getting-started"> Build an application guarded by feature flags and learn how LaunchDarkly supports every step of the development lifecycle } title="SDKs" href="/docs/sdk"> Learn how to incorporate the LaunchDarkly SDKs into your application } title="Guides" href="/docs/guides"> Best practices to help everyone succeed with LaunchDarkly
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What's new

Date Change summary Affected topics
April 13, 2026 Updates feature monitoring topic to describe new flag-centric observability charts. [Feature monitoring](/home/releases/feature-monitoring)
April 13, 2026 Adds new AI dataset resource and related actions for custom roles. [AI dataset actions](/home/account/roles/role-actions#ai-dataset-actions)
April 10, 2026 Publishes documentation on using AI insights to monitor and analyze metrics across AI Configs in your project. [Monitor AI features with AI insights](/home/ai-configs/insights)
April 10, 2026 Updates SCIM documentation with information about identity provider migrations. [Enable SCIM provisioning](/home/account/scim)
April 10, 2026 Publishes a topic on how to create, manage, and use datasets for offline evaluations. [Datasets for offline evaluations](/home/ai-configs/datasets)
April 9, 2026 Publishes a guide about building an AI-powered chatbot using LaunchDarkly AI Configs. [Building a chatbot with multiple AI providers using AI Configs](/guides/ai-configs/best-practices)
April 9, 2026 Publishes a guide on how to connect an OpenAI-powered application to LaunchDarkly AI Configs. [Getting started with OpenAI and AI Configs](/guides/ai-configs/getting-started-openai)
April 9, 2026 Publishes a guide on how to connect a LangChain application to LaunchDarkly AI Configs. [Getting started with LangChain and AI Configs](/guides/ai-configs/langchain)
April 6, 2026 Publishes a topic on using warehouse health checks for Snowflake Data Export integrations. [Warehouse health checks](/home/warehouse-native/warehouse-health-checks)
April 3, 2026 Publishes documentation on restoring previous flag versions. [Restoring previous flag versions](/home/releases/version-restore)
April 2, 2026 Publishes a topic about how to use offline evaluations to validate AI Config variations before releasing them to production. [Offline evaluations in AI Configs](/home/ai-configs/offline-evaluations)
April 2, 2026 Adds new AI evaluation resource and related actions for custom roles. [AI evaluation actions](/home/account/roles/role-actions#ai-evaluation-actions) , [Using resources](/home/account/roles/role-resources)
April 2, 2026 Updates developer toolbar documentation to explain how to specify safe domains. [Using the LaunchDarkly developer toolbar](/home/getting-started/dev-toolbar-using)
March 31, 2026 Adds docs about the SDK versioning table. [Account usage metrics](/home/account/metrics)
March 31, 2026 Adds beta feature notice to release pipelines documentation. Removes release pipelines guide. [Release pipelines](/home/releases/release-pipelines)
March 25, 2026 Updates the Vega documentation to cover eligibility, pricing, and capabilities. Adds topics for connecting Vega to GitHub and using Vega for flag cleanup. Renames the observability Vega page to "Vega for auto-remediation." [Vega](/home/getting-started/vega) , [Connecting Vega to GitHub](/home/getting-started/vega-github) , [Vega for flag cleanup](/home/flags/manage/flag-cleanup-vega) , [Vega for auto-remediation](/home/observability/vega)
March 19, 2026 Updates usage metrics topic with information about how to display the number of service connections for each application. [Account usage metrics](/home/account/metrics)
March 16, 2026 Publishes a topic on creating and using agent graphs to orchestrate multi-agent workflows with AI Configs. [Agent graphs](/home/ai-configs/agent-graphs)
March 13, 2026 Removes support for relative difference and configurable regression thresholds in guarded rollouts. All analyses now use absolute difference with thresholds set to zero. [Guarded rollouts](/home/releases/guarded-rollouts)
March 13, 2026 Publishes a topic on how to configure and use LaunchDarkly flag cleanup custom agent for GitHub Copilot. [Flag cleanup custom agent for GitHub Copilot](/home/getting-started/github-copilot-agent)
March 13, 2026 Publishes a topic on how to configure and use the LaunchDarkly hosted MCP servers (feature management, AI Configs, and observability). [LaunchDarkly hosted MCP server](/home/getting-started/mcp-hosted)
March 11, 2026 Adds documentation for attaching feature flag context to Datadog traces using SDK hooks, enabling guarded rollouts with Datadog data. [Datadog Agent ingestion](/home/observability/datadog-agent#attaching-feature-flag-context-to-traces)
March 10, 2026 Adds information about the public IP list for the LaunchDarkly European Union (EU) instance. [Public IP list](/home/infrastructure/ip-list)
March 9, 2026 Publishes a topic on sending traces, metrics, and logs from the Datadog Agent to LaunchDarkly's observability features. [Datadog Agent ingestion](/home/observability/datadog-agent)
March 9, 2026 Publishes a topic about integrating third-party software with LaunchDarkly observability features. [Observability integrations](/home/observability/integrations)
March 9, 2026 Updates a guide with more information about the differences between SDK keys and REST API access tokens. [Comparing LaunchDarkly's SDKs and REST API](/guides/api/comparing-sdk-rest-api)
March 6, 2026 Adds information on how to access the Billing page. [The Billing page](/home/account/billing-page)
March 5, 2026 Publishes a topic about sending logs from Amazon ECS to LaunchDarkly's observability dashboards. [AWS Firelens](/home/observability/firelens)
March 4, 2026 Publishes a topic about sending logs from Fluent Bit to LaunchDarkly's observability dashboards. [Fluent Bit](/home/observability/fluentbit)
March 4, 2026 Publishes a topic on manually instrumenting LLM spans for use when automatic instrumentation is not available. [Manually instrument LLM spans](/home/ai-configs/manual-llm-span-tracing)
March 4, 2026 Updates the .NET MAUI observability SDK docs with a new plugin-based initialization pattern, and troubleshooting guidance for iOS builds and Visual Studio on Windows. [.NET MAUI SDK observability reference](/sdk/observability/maui)
March 4, 2026 Add guide for migrating from Rust SDK v2 to v3 [Rust SDK 2.x to 3.0 migration guide](/sdk/server-side/rust/migration-2-to-3)
March 3, 2026 Removes documentation for guardrail metric groups. Guardrail metric groups were automatically converted to standard metric groups. You can add metrics and metric groups to release policies to create release guardrails. [Release policies](/home/releases/release-policies)
February 27, 2026 Publishes a topic on streaming Azure Monitor logs and metrics to LaunchDarkly's observability features using an ARM template. [Azure Monitor](/home/observability/azure-monitor)
February 24, 2026 Updates the LaunchDarkly toolbar topic with information on how to install the toolbar using Vue and Angular. [Setting up the LaunchDarkly developer toolbar](/home/getting-started/dev-toolbar-setup)
February 23, 2026 Publishes a topic on using the service map to visualize service-to-service dependencies derived from distributed traces. [Service map](/home/observability/service-map)
February 20, 2026 Publishes a topic on migrating from Jira Connect to Jira Forge. [Migrating to Jira Forge](/integrations/jira-forge)
February 20, 2026 Adds new custom role actions for enabling and disabling team sync with SCIM. [Account actions](/home/account/roles/role-actions#account-actions)
February 14, 2026 Publishes a topic on sending syslog-formatted logs and Render log streams to LaunchDarkly's observability features. [Syslog log drain](/home/observability/syslog)
February 11, 2026 Adds new agent graphs actions. [Agent graphs actions](/home/account/roles/role-actions#agent-graphs-actions)
February 10, 2026 Adds manual start documentation for iOS and Android session replay plugins, covering deferred initialization for feature-flagged rollouts and user consent workflows. [iOS SDK observability reference](/sdk/observability/ios) , [Android SDK observability reference](/sdk/observability/android)
February 10, 2026 Adds documentation for the new .NET MAUI observability and session replay SDK. [.NET MAUI SDK observability reference](/sdk/observability/maui)
February 11, 2026 Adds a new topic that provides an overview of the LaunchDarkly SCIM API. [Using the SCIM API](/home/account/scim-api)
February 10, 2026 Changes the OpenTelemetry resource attribute from `highlight.project_id` to `launchdarkly.project_id` in all code examples and collector configurations. [OpenTelemetry in server-side SDKs](/sdk/features/opentelemetry-server-side)
February 10, 2026 Publishes a topic on sending logs from Vercel to LaunchDarkly's observability features. [Vercel](/home/observability/vercel)
February 9, 2026 Publishes a topic on creating and managing custom judges for online evals. [Create and manage custom judges for Online evals](/home/ai-configs/custom-judges)
February 5, 2026 Updates the list of filters that are no longer available in the feature flags REST API. [REST API migration guide: 20220603 to 20240415](/guides/api/api-migration-guide#changes-to-the-feature-flags-api)
February 4, 2026 Updates the data saving mode EAP topic with information about using the Java (server-side) SDK version 7.11. [Data saving mode](/sdk/features/data-saving-mode)
February 4, 2026 Removes the deprecated `forceNew` option from `LDRecord.start()` code examples in session replay documentation. [JavaScript SDK observability reference](/sdk/observability/javascript) , [React Web SDK observability reference](/sdk/observability/react-web) , [Vue SDK observability reference](/sdk/observability/vue) , [Configuration for session replay](/sdk/features/session-replay-config) , [Detecting user frustration with session replay](/tutorials/detecting-user-frustration-session-replay)
February 4, 2026 Publishes a migration guide for the JavaScript SDK 4.0 release. [JavaScript SDK 3.x to 4.0 migration guide](/sdk/client-side/javascript/migration-3-to-4)
February 4, 2026 Updates the JavaScript reference and several feature topics for the JavaScript SDK 4.0 release. [JavaScript SDK reference](/sdk/client-side/javascript) , [Requirements and polyfills](/sdk/client-side/javascript/requirements-polyfills) , [Getting all flags](/sdk/features/all-flags#javascript) , [Application metadata configuration](/sdk/features/app-config#javascript) , [Configuration](/sdk/features/config#javascript) , [Service endpoint configuration](/sdk/features/service-endpoint-configuration#javascript) , [Evaluating flags](/sdk/features/evaluating#javascript) , [Flag evaluation reasons](/sdk/features/evaluation-reasons#javascript) , [Sending custom events](/sdk/features/events#javascript) , [Monitoring SDK status](/sdk/features/monitoring#javascript) , [Secure mode](/sdk/features/secure-mode#javascript)
February 4, 2026 Updates experiment creation procedures and Experimentation guides to be type-agnostic. [Experiment metric types](/home/experimentation/types) , [Creating experiments](/home/experimentation/create)
See all updates
## Explore our SDKs Use client-side, server-side, or edge SDKs to evaluate flags. Use AI SDKs to customize AI Configs. ### Client-side and mobile SDKs
.NET logo .NET logo .NET Android logo Android logo Android C++ logo C++ logo C++ Electron logo Electron logo Electron Flutter logo Flutter logo Flutter iOS logo iOS logo iOS JavaScript logo JavaScript logo JavaScript Node.js logo Node.js logo Node.js React logo React logo React Roku logo Roku logo Roku Vue logo Vue logo Vue
### Server-side SDKs
.NET logo .NET logo .NET Apex logo Apex logo Apex C++ logo C++ logo C++ Erlang logo Erlang logo Erlang Go logo Go logo Go Haskell logo Haskell logo Haskell Java logo Java logo Java Lua logo Lua logo Lua Node.js logo Node.js logo Node.js PHP logo PHP logo PHP Python logo Python logo Python Ruby logo Ruby logo Ruby Rust logo Rust logo Rust
### AI SDKs
.NET logo .NET logo .NET Go logo Go logo Go Node.js logo Node.js logo Node.js Python logo Python logo Python Ruby logo Ruby logo Ruby
### Edge SDKs
Akamai logo Akamai logo Akamai Cloudflare logo Cloudflare logo Cloudflare Fastly logo Fastly logo Fastly Vercel logo Vercel logo Vercel
### OpenFeature providers
.NET logo .NET logo .NET Java logo Java logo Java Node.js logo Node.js logo Node.js PHP logo PHP logo PHP
### Observability SDKs
.NET logo .NET logo .NET Android logo Android logo Android iOS logo iOS logo iOS Go logo Go logo Go JavaScript logo JavaScript logo JavaScript Node.js logo Node.js logo Node.js Python logo Python logo Python React logo React logo React Web React logo React logo React Native Vue logo Vue logo Vue
## Additional resources Learn how to use LaunchDarkly with these other useful resources.
Discord logo #### LaunchDarkly community Join other LaunchDarkly users on Discord. YouTube logo #### LaunchDarkly YouTube Watch videos covering integration demos, SDK overviews, a user interface (Ul) tutorial, and more. Academy logo #### LaunchDarkly Academy Learn more about LaunchDarkly with recommended courses, live or self- guided training, webinars, and other activities. Knowledge base logo #### LaunchDarkly knowledge base Find frequently asked questions and ways to contact LaunchDarkly Support.