diff --git a/CHANGELOG.md b/CHANGELOG.md
index bca0bb7ae..8ac7a6eca 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,7 +2,18 @@
 
 ## Unreleased
 
-Full list of differences found in [this compare](https://github.com/open-telemetry/opentelemetry-proto/compare/v0.20.0...main).
+Full list of differences found in [this compare](https://github.com/open-telemetry/opentelemetry-proto/compare/v1.0.0...main).
+
+## 1.0.0 - 2023-07-03
+
+Full list of differences found in [this compare](https://github.com/open-telemetry/opentelemetry-proto/compare/v0.20.0...v1.0.0).
+
+### Maturity
+ 
+* Add note about the possibility to have unstable components after 1.0.0 
+  [#489](https://github.com/open-telemetry/opentelemetry-proto/pull/489)
+* Add maturity JSON entry per package
+  [#490](https://github.com/open-telemetry/opentelemetry-proto/pull/490)
 
 ## 0.20.0 - 2023-06-06
 
diff --git a/README.md b/README.md
index ca2695885..d22b11899 100644
--- a/README.md
+++ b/README.md
@@ -33,16 +33,16 @@ To generate the raw gRPC client libraries, use `make gen-${LANGUAGE}`. Currently
 
 ## Maturity Level
 
-Component                            | Maturity                                                                                                                                |
--------------------------------------|-----------------------------------------------------------------------------------------------------------------------------------------|
-**Binary Protobuf Encoding**         |                                                                                                                                         |
-common/*                             | Stable                                                                                                                                  |
-metrics/\*<br>collector/metrics/*    | Stable                                                                                                                                  |
-resource/*                           | Stable                                                                                                                                  |
-trace/\*<br>collector/trace/* | Stable                                                                                                                                  |
-logs/\*<br>collector/logs/*          | Stable                                                                                                                                  |
-**JSON encoding**                    |                                                                                                                                         |
-All messages                         | [Stable](https://github.com/open-telemetry/opentelemetry-specification/blob/main/specification/protocol/otlp.md#json-protobuf-encoding) |
+1.0.0 and newer releases from this repository may contain unstable (alpha or beta)
+components as indicated by the Maturity table below.
+
+| Component | Binary Protobuf Maturity | JSON Maturity |
+| --------- |--------------- | ------------- |
+| common/* | Stable | [Stable](docs/specification.md#json-protobuf-encoding) |
+| resource/* | Stable | [Stable](docs/specification.md#json-protobuf-encoding) |
+| metrics/\*<br>collector/metrics/* | Stable | [Stable](docs/specification.md#json-protobuf-encoding) |
+| trace/\*<br>collector/trace/* | Stable | [Stable](docs/specification.md#json-protobuf-encoding) |
+| logs/\*<br>collector/logs/* | Stable | [Stable](docs/specification.md#json-protobuf-encoding) |
 
 (See [maturity-matrix.yaml](https://github.com/open-telemetry/community/blob/47813530864b9fe5a5146f466a58bd2bb94edc72/maturity-matrix.yaml#L57)
 for definition of maturity levels).
diff --git a/docs/specification.md b/docs/specification.md
index c36023f88..a4bcb13cc 100644
--- a/docs/specification.md
+++ b/docs/specification.md
@@ -169,7 +169,7 @@ If the server receives an empty request (a request that does not carry
 any telemetry data) the server SHOULD respond with success.
 
 On success, the server response MUST be a
-[Export<signal>ServiceResponse](../opentelemetry/proto/collector)
+[Export\<signal>ServiceResponse](../opentelemetry/proto/collector)
 message (`ExportTraceServiceResponse` for traces,
 `ExportMetricsServiceResponse` for metrics and
 `ExportLogsServiceResponse` for logs).
@@ -182,7 +182,7 @@ in case of a successful response.
 If the request is only partially accepted
 (i.e. when the server accepts only parts of the data and rejects the rest), the
 server response MUST be the same
-[Export<signal>ServiceResponse](../opentelemetry/proto/collector)
+[Export\<signal>ServiceResponse](../opentelemetry/proto/collector)
 message as in the [Full Success](#full-success) case.
 
 Additionally, the server MUST initialize the `partial_success` field
@@ -492,7 +492,7 @@ If the server receives an empty request (a request that does not carry
 any telemetry data) the server SHOULD respond with success.
 
 On success, the server MUST respond with `HTTP 200 OK`. The response body MUST be
-a Protobuf-encoded [Export<signal>ServiceResponse](../opentelemetry/proto/collector)
+a Protobuf-encoded [Export\<signal>ServiceResponse](../opentelemetry/proto/collector)
 message (`ExportTraceServiceResponse` for traces,
 `ExportMetricsServiceResponse` for metrics and
 `ExportLogsServiceResponse` for logs).
@@ -505,7 +505,7 @@ in case of a successful response.
 If the request is only partially accepted
 (i.e. when the server accepts only parts of the data and rejects the rest), the
 server MUST respond with `HTTP 200 OK`. The response body MUST be the same
-[Export<signal>ServiceResponse](../opentelemetry/proto/collector)
+[Export\<signal>ServiceResponse](../opentelemetry/proto/collector)
 message as in the [Full Success](#full-success-1) case.
 
 Additionally, the server MUST initialize the `partial_success` field
diff --git a/examples/metrics.json b/examples/metrics.json
index b3143a5c8..2b4592205 100644
--- a/examples/metrics.json
+++ b/examples/metrics.json
@@ -29,7 +29,7 @@
             {
               "name": "my.counter",
               "unit": "1",
-              "description": "I'm a Counter",
+              "description": "I am a Counter",
               "sum": {
                 "aggregationTemporality": 1,
                 "isMonotonic": true,
@@ -53,7 +53,7 @@
             {
               "name": "my.gauge",
               "unit": "1",
-              "description": "I'm a Gauge",
+              "description": "I am a Gauge",
               "gauge": {
                 "dataPoints": [
                   {
@@ -74,7 +74,7 @@
             {
               "name": "my.histogram",
               "unit": "1",
-              "description": "I'm a Histogram",
+              "description": "I am a Histogram",
               "histogram": {
                 "aggregationTemporality": 1,
                 "dataPoints": [
@@ -104,4 +104,4 @@
       ]
     }
   ]
-}
\ No newline at end of file
+}